Active NPI 1962445916
Individual Practitioner
Male Practitioner
Dr. Gary Alvin Croll , MD
Internal Medicine • Dallas, TX
Professional Overview & Biography Verified Profile Summary
Dr. Gary Croll, MD is a registered healthcare professional specializing in Internal Medicine in Dallas, TX. Practice services are available at 9330 POPPY DR STE 403 under active NPI credentials.
Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, blood test, comprehensive group of blood chemicals. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
Practice Address
9330 Poppy Dr Ste 403
Dallas, TX 752184625
Telephone
2143284389
Fax
2143284085
Associated Practice Facility / Clinic
🏢
White Rock Internal Medicine
Facility NPI 1508074113
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Dallas, TX
Practitioner Clinical Experience
Active
City Avg: 21.3 Yrs
State Avg: 26.2 Yrs
Regional Practice Density
989
Specialists
Practicing in Dallas, TX (9538 Statewide)
Telehealth Adoption Rate
20.1%
Regional Adoption
In-Person Office Visits Only
Medicare Pricing Discount
34.1%
Avg Savings
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
CMS Official Data (2024)
Reporting Year:
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
163 | 101 | $131.20 | $89.75 |
|
36415
Insertion of needle into vein for collection of blood sample
|
97 | 83 | $13.77 | $8.56 |
|
80053
Blood test, comprehensive group of blood chemicals
|
84 | 74 | $16.00 | $10.23 |
|
84550
Uric acid level, blood
|
78 | 70 | $7.00 | $4.38 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
78 | 70 | $10.00 | $6.30 |
|
84100
Phosphate level
|
77 | 70 | $8.00 | $4.59 |
|
83615
Lactate dehydrogenase (enzyme) level
|
77 | 70 | $10.00 | $5.85 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
70 | 61 | $12.00 | $7.50 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
69 | 61 | $21.00 | $12.93 |
|
81003
Automated urinalysis test
|
67 | 60 | $4.00 | $2.17 |
|
83970
Parathormone (parathyroid hormone) level
|
65 | 59 | $62.00 | $39.88 |
|
82977
Glutamyltransferase (liver enzyme) level
|
45 | 39 | $11.00 | $6.92 |
|
84479
Thyroid hormone evaluation
|
42 | 40 | $10.00 | $6.20 |
|
84436
Thyroxine (thyroid chemical), total
|
41 | 39 | $11.00 | $6.58 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
41 | 39 | $26.00 | $16.09 |
|
84403
Testosterone (hormone) level, total
|
40 | 35 | $39.00 | $24.71 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
40 | 40 | $21.00 | $14.11 |
|
83540
Iron level
|
38 | 32 | $10.00 | $6.19 |
|
83036
Hemoglobin A1C level
|
30 | 24 | $15.00 | $9.23 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
29 | 29 | $184.00 | $126.76 |
|
99212
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more
|
24 | 19 | $81.00 | $56.15 |
|
82728
Ferritin (blood protein) level
|
19 | 18 | $21.00 | $12.71 |
|
83525
Insulin measurement, total
|
19 | 18 | $18.00 | $11.20 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
298 | 152 | $132.15 | $91.24 |
|
36415
Insertion of needle into vein for collection of blood sample
|
217 | 148 | $13.00 | $8.36 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
160 | 144 | $21.00 | $14.63 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
111 | 75 | $187.04 | $129.42 |
|
80053
Blood test, comprehensive group of blood chemicals
|
92 | 75 | $16.00 | $10.35 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
88 | 74 | $10.00 | $6.38 |
|
84550
Uric acid level, blood
|
85 | 74 | $7.00 | $4.43 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
82 | 67 | $12.00 | $7.61 |
|
81003
Automated urinalysis test
|
80 | 74 | $4.00 | $2.20 |
|
83615
Lactate dehydrogenase (enzyme) level
|
77 | 71 | $10.00 | $5.92 |
|
84100
Phosphate level
|
77 | 71 | $8.00 | $4.65 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
76 | 66 | $21.00 | $13.12 |
|
83970
Parathormone (parathyroid hormone) level
|
67 | 62 | $62.00 | $40.45 |
|
71046
X-ray of chest, 2 views
|
54 | 53 | $50.00 | $34.66 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
44 | 43 | $26.00 | $16.46 |
|
82977
Glutamyltransferase (liver enzyme) level
|
43 | 37 | $11.00 | $7.06 |
|
83540
Iron level
|
42 | 34 | $10.00 | $6.34 |
|
84436
Thyroxine (thyroid chemical), total
|
41 | 40 | $11.00 | $6.73 |
|
84479
Thyroid hormone evaluation
|
41 | 40 | $10.00 | $6.34 |
|
84403
Testosterone (hormone) level, total
|
41 | 34 | $39.00 | $25.29 |
|
83036
Hemoglobin A1C level
|
35 | 27 | $15.00 | $9.52 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
28 | 28 | $189.00 | $131.48 |
|
82728
Ferritin (blood protein) level
|
21 | 20 | $21.00 | $13.36 |
|
83525
Insulin measurement, total
|
21 | 20 | $18.00 | $11.20 |
|
94010
Test to measure expiratory airflow and volume
|
17 | 16 | $39.12 | $27.32 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
15 | 13 | $5.00 | $3.11 |
|
G0008
Administration of influenza virus vaccine
|
13 | 13 | $46.00 | $29.51 |
|
90674
Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free
|
11 | 11 | $49.00 | $33.49 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
289 | 153 | $148.83 | $131.43 |
|
36415
Insertion of needle into vein for collection of blood sample
|
223 | 161 | $3.00 | $2.96 |
|
84100
Phosphate level
|
206 | 156 | $11.97 | $4.70 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
206 | 156 | $21.94 | $6.46 |
|
80053
Blood test, comprehensive group of blood chemicals
|
206 | 156 | $27.44 | $10.42 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
201 | 154 | $40.00 | $13.28 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
168 | 131 | $24.00 | $7.70 |
|
84550
Uric acid level, blood
|
160 | 130 | $18.42 | $4.48 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
159 | 126 | $13.94 | $3.13 |
|
83615
Lactate dehydrogenase (enzyme) level
|
159 | 129 | $19.93 | $5.99 |
|
83540
Iron level
|
158 | 128 | $28.00 | $6.42 |
|
82977
Glutamyltransferase (liver enzyme) level
|
158 | 128 | $22.00 | $7.14 |
|
83036
Hemoglobin A1C level
|
155 | 126 | $33.00 | $9.63 |
|
83970
Parathormone (parathyroid hormone) level
|
155 | 127 | $58.08 | $40.93 |
|
82570
Creatinine level to test for kidney function or muscle injury
|
153 | 125 | $7.41 | $5.14 |
|
82043
Urine microalbumin (protein) level
|
152 | 124 | $19.92 | $5.73 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
130 | 127 | $81.77 | $13.61 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
120 | 91 | $127.93 | $92.66 |
|
84479
Thyroid hormone evaluation
|
107 | 105 | $45.00 | $6.42 |
|
84436
Thyroxine (thyroid chemical), total
|
107 | 105 | $26.00 | $6.81 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
107 | 105 | $68.00 | $16.66 |
|
82607
Cyanocobalamin (vitamin B-12) level
|
101 | 101 | $50.02 | $14.95 |
|
94010
Test to measure expiratory airflow and volume
|
101 | 100 | $59.41 | $27.79 |
|
71046
X-ray of chest, 2 views
|
100 | 98 | $74.58 | $35.24 |
|
82728
Ferritin (blood protein) level
|
100 | 99 | $35.00 | $13.52 |
|
82746
Folic acid level
|
100 | 100 | $52.02 | $14.58 |
|
82306
Vitamin d-3 level
|
100 | 100 | $45.00 | $29.35 |
|
85651
Red blood cell sedimentation rate, to detect inflammation, non-automated
|
99 | 99 | $12.92 | $4.23 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
90 | 88 | $188.63 | $184.99 |
|
93922
Ultrasound study of arm and leg arteries
|
83 | 83 | $89.05 | $86.83 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
82 | 82 | $138.00 | $135.44 |
|
84403
Testosterone (hormone) level, total
|
74 | 61 | $89.27 | $25.62 |
|
83525
Insulin measurement, total
|
73 | 47 | $69.26 | $11.35 |
|
84153
Psa (prostate specific antigen) measurement, total
|
54 | 53 | $29.92 | $17.93 |
|
77080
Dxa bone density measurement of hip, pelvis, spine
|
39 | 39 | $200.00 | $39.07 |
|
G0328
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous
|
31 | 31 | $21.86 | $17.39 |
|
92250
Photography of the retina
|
13 | 13 | $58.93 | $38.81 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
36415
Insertion of needle into vein for collection of blood sample
|
469 | 226 | $3.00 | $2.97 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
418 | 188 | $134.88 | $131.98 |
|
84100
Phosphate level
|
407 | 224 | $11.96 | $4.72 |
|
80053
Blood test, comprehensive group of blood chemicals
|
407 | 224 | $27.41 | $10.49 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
407 | 224 | $21.91 | $6.48 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
380 | 221 | $39.83 | $13.30 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
362 | 222 | $23.89 | $7.71 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
323 | 215 | $13.91 | $3.14 |
|
83615
Lactate dehydrogenase (enzyme) level
|
319 | 218 | $19.89 | $6.01 |
|
83540
Iron level
|
318 | 218 | $27.82 | $6.43 |
|
82977
Glutamyltransferase (liver enzyme) level
|
318 | 218 | $21.89 | $7.16 |
|
84550
Uric acid level, blood
|
318 | 218 | $18.39 | $4.49 |
|
83970
Parathormone (parathyroid hormone) level
|
312 | 215 | $58.08 | $41.16 |
|
82570
Creatinine level to test for kidney function or muscle injury
|
302 | 214 | $7.41 | $5.15 |
|
82043
Urine microalbumin (protein) level
|
301 | 214 | $19.92 | $5.75 |
|
83036
Hemoglobin A1C level
|
300 | 215 | $32.87 | $9.65 |
|
84479
Thyroid hormone evaluation
|
235 | 213 | $44.85 | $6.47 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
235 | 213 | $67.81 | $16.80 |
|
84436
Thyroxine (thyroid chemical), total
|
234 | 212 | $25.93 | $6.87 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
223 | 208 | $99.30 | $13.83 |
|
71046
X-ray of chest, 2 views
|
222 | 208 | $74.62 | $35.00 |
|
82607
Cyanocobalamin (vitamin B-12) level
|
216 | 212 | $50.02 | $15.08 |
|
82728
Ferritin (blood protein) level
|
216 | 209 | $34.93 | $13.63 |
|
85651
Red blood cell sedimentation rate, to detect inflammation, non-automated
|
214 | 209 | $12.96 | $4.27 |
|
82306
Vitamin d-3 level
|
214 | 211 | $45.00 | $29.60 |
|
82746
Folic acid level
|
212 | 210 | $52.02 | $14.70 |
|
94010
Test to measure expiratory airflow and volume
|
207 | 205 | $60.00 | $30.71 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
206 | 196 | $184.78 | $185.03 |
|
93922
Ultrasound study of arm and leg arteries
|
184 | 180 | $88.20 | $88.48 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
181 | 181 | $133.44 | $134.59 |
|
84403
Testosterone (hormone) level, total
|
162 | 107 | $89.01 | $25.67 |
|
83525
Insulin measurement, total
|
135 | 58 | $68.80 | $11.28 |
|
84153
Psa (prostate specific antigen) measurement, total
|
112 | 104 | $29.96 | $18.23 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
91 | 61 | $93.57 | $92.79 |
|
77080
Dxa bone density measurement of hip, pelvis, spine
|
87 | 87 | $198.83 | $39.68 |
|
90674
Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free
|
69 | 68 | $29.93 | $29.92 |
|
G0008
Administration of influenza virus vaccine
|
69 | 68 | $18.23 | $17.35 |
|
G0328
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous
|
56 | 56 | $21.86 | $17.73 |
|
92250
Photography of the retina
|
32 | 32 | $58.93 | $40.90 |
|
93306
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
|
15 | 15 | $326.00 | $214.47 |
|
99205
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
|
14 | 14 | $230.00 | $226.73 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
36415
Insertion of needle into vein for collection of blood sample
|
408 | 199 | $3.00 | $2.98 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
351 | 195 | $21.78 | $6.44 |
|
84100
Phosphate level
|
351 | 195 | $11.91 | $4.67 |
|
80053
Blood test, comprehensive group of blood chemicals
|
350 | 195 | $27.28 | $10.44 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
323 | 190 | $39.67 | $13.27 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
316 | 194 | $23.75 | $7.63 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
275 | 184 | $13.79 | $3.12 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
273 | 137 | $84.48 | $76.68 |
|
83540
Iron level
|
272 | 187 | $27.65 | $6.39 |
|
83615
Lactate dehydrogenase (enzyme) level
|
269 | 187 | $19.74 | $5.94 |
|
83970
Parathormone (parathyroid hormone) level
|
269 | 185 | $58.08 | $40.59 |
|
82977
Glutamyltransferase (liver enzyme) level
|
267 | 187 | $21.78 | $7.11 |
|
84550
Uric acid level, blood
|
267 | 186 | $18.23 | $4.43 |
|
82570
Creatinine level to test for kidney function or muscle injury
|
259 | 182 | $7.41 | $5.11 |
|
82043
Urine microalbumin (protein) level
|
256 | 182 | $19.81 | $5.73 |
|
83036
Hemoglobin A1C level
|
253 | 183 | $32.62 | $9.58 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
204 | 108 | $125.71 | $111.02 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
189 | 178 | $67.53 | $16.62 |
|
84436
Thyroxine (thyroid chemical), total
|
188 | 178 | $25.83 | $6.80 |
|
84479
Thyroid hormone evaluation
|
188 | 178 | $44.62 | $6.40 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
186 | 178 | $99.16 | $15.74 |
|
82728
Ferritin (blood protein) level
|
185 | 172 | $34.91 | $13.56 |
|
71046
X-ray of chest, 2 views
|
183 | 175 | $74.54 | $33.67 |
|
94010
Test to measure expiratory airflow and volume
|
177 | 173 | $60.00 | $36.84 |
|
85651
Red blood cell sedimentation rate, to detect inflammation, non-automated
|
176 | 175 | $12.91 | $4.22 |
|
82746
Folic acid level
|
175 | 173 | $52.01 | $14.62 |
|
82306
Vitamin d-3 level
|
174 | 174 | $45.00 | $29.44 |
|
82607
Cyanocobalamin (vitamin B-12) level
|
174 | 174 | $50.01 | $15.00 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
168 | 164 | $164.88 | $150.54 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
155 | 155 | $125.00 | $119.73 |
|
84403
Testosterone (hormone) level, total
|
155 | 105 | $87.92 | $25.16 |
|
93922
Ultrasound study of arm and leg arteries
|
154 | 151 | $150.69 | $87.50 |
|
83525
Insulin measurement, total
|
117 | 49 | $67.24 | $11.07 |
|
84153
Psa (prostate specific antigen) measurement, total
|
104 | 96 | $29.92 | $17.94 |
|
G0008
Administration of influenza virus vaccine
|
81 | 78 | $26.08 | $16.86 |
|
90674
Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free
|
81 | 78 | $29.45 | $28.82 |
|
77080
Dxa bone density measurement of hip, pelvis, spine
|
80 | 80 | $200.00 | $41.05 |
|
G0328
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous
|
69 | 69 | $21.86 | $17.42 |
|
G0181
Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow
|
35 | 11 | $130.00 | $110.27 |
|
92250
Photography of the retina
|
29 | 29 | $58.93 | $46.87 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
36415
Insertion of needle into vein for collection of blood sample
|
537 | 232 | $3.00 | $2.93 |
|
84100
Phosphate level
|
451 | 230 | $11.98 | $5.15 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
451 | 230 | $21.94 | $7.08 |
|
80053
Blood test, comprehensive group of blood chemicals
|
450 | 230 | $27.44 | $11.46 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
412 | 230 | $23.88 | $8.42 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
394 | 224 | $39.89 | $14.51 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
349 | 180 | $79.71 | $74.68 |
|
83540
Iron level
|
334 | 223 | $27.89 | $7.03 |
|
84550
Uric acid level, blood
|
329 | 223 | $18.43 | $4.91 |
|
83615
Lactate dehydrogenase (enzyme) level
|
328 | 223 | $19.93 | $6.56 |
|
82977
Glutamyltransferase (liver enzyme) level
|
328 | 223 | $21.93 | $7.82 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
328 | 224 | $13.94 | $3.43 |
|
83970
Parathormone (parathyroid hormone) level
|
327 | 222 | $58.08 | $44.94 |
|
83036
Hemoglobin A1C level
|
314 | 220 | $32.88 | $10.54 |
|
82570
Creatinine level to test for kidney function or muscle injury
|
312 | 220 | $7.41 | $5.61 |
|
82043
Urine microalbumin (protein) level
|
308 | 220 | $19.96 | $6.27 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
273 | 130 | $114.93 | $109.51 |
|
84479
Thyroid hormone evaluation
|
230 | 213 | $44.84 | $7.04 |
|
84436
Thyroxine (thyroid chemical), total
|
230 | 213 | $25.93 | $7.48 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
229 | 212 | $67.81 | $18.22 |
|
71046
X-ray of chest, 2 views
|
227 | 216 | $74.81 | $32.15 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
227 | 212 | $99.65 | $15.55 |
|
82728
Ferritin (blood protein) level
|
226 | 214 | $34.93 | $14.85 |
|
85651
Red blood cell sedimentation rate, to detect inflammation, non-automated
|
220 | 213 | $12.96 | $4.18 |
|
82306
Vitamin d-3 level
|
214 | 211 | $45.00 | $32.23 |
|
82607
Cyanocobalamin (vitamin B-12) level
|
214 | 212 | $50.01 | $16.41 |
|
82746
Folic acid level
|
213 | 212 | $52.01 | $16.01 |
|
94010
Test to measure expiratory airflow and volume
|
210 | 209 | $60.00 | $36.14 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
199 | 196 | $160.00 | $147.36 |
|
84403
Testosterone (hormone) level, total
|
183 | 125 | $89.41 | $28.11 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
180 | 180 | $125.00 | $117.77 |
|
93922
Ultrasound study of arm and leg arteries
|
179 | 179 | $247.90 | $88.12 |
|
83525
Insulin measurement, total
|
146 | 66 | $69.26 | $12.37 |
|
84153
Psa (prostate specific antigen) measurement, total
|
123 | 117 | $29.97 | $19.87 |
|
90674
Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free
|
99 | 98 | $27.56 | $27.01 |
|
G0008
Administration of influenza virus vaccine
|
99 | 98 | $26.08 | $16.73 |
|
77080
Dxa bone density measurement of hip, pelvis, spine
|
85 | 85 | $200.00 | $40.72 |
|
G0328
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous
|
62 | 62 | $21.86 | $17.69 |
|
G0181
Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow
|
34 | 12 | $130.00 | $109.08 |
|
83880
Natriuretic peptide (heart and blood vessel protein) level
|
32 | 11 | $70.00 | $38.47 |
|
80048
Blood test, basic group of blood chemicals (calcium, total)
|
22 | 15 | $28.00 | $9.21 |
|
92250
Photography of the retina
|
16 | 16 | $58.93 | $51.68 |
|
99205
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
|
14 | 14 | $225.00 | $208.75 |
|
J1040
Injection, methylprednisolone acetate, 80 mg
|
13 | 13 | $25.00 | $12.12 |
|
93306
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
|
12 | 12 | $400.00 | $211.10 |
|
93351
Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report
|
11 | 11 | $560.00 | $237.55 |
|
93320
Ultrasound of heart blood flow, valves and chambers
|
11 | 11 | $120.00 | $54.65 |
|
93325
Doppler ultrasound study of color-directed heart blood flow, rate, and valve function
|
11 | 11 | $129.56 | $25.75 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
36415
Insertion of needle into vein for collection of blood sample
|
539 | 256 | $3.00 | $2.92 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
465 | 211 | $79.93 | $69.45 |
|
80053
Blood test, comprehensive group of blood chemicals
|
464 | 252 | $27.42 | $12.67 |
|
84100
Phosphate level
|
461 | 252 | $11.97 | $5.69 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
459 | 251 | $21.92 | $7.83 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
429 | 250 | $39.90 | $16.13 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
424 | 252 | $23.94 | $9.36 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
371 | 245 | $13.95 | $3.81 |
|
83540
Iron level
|
361 | 245 | $27.95 | $7.81 |
|
83615
Lactate dehydrogenase (enzyme) level
|
360 | 247 | $19.94 | $7.26 |
|
82977
Glutamyltransferase (liver enzyme) level
|
359 | 246 | $21.97 | $8.67 |
|
84550
Uric acid level, blood
|
359 | 246 | $18.43 | $5.44 |
|
83970
Parathormone (parathyroid hormone) level
|
358 | 244 | $58.08 | $49.81 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
267 | 243 | $99.41 | $14.68 |
|
71046
X-ray of chest, 2 views
|
266 | 242 | $74.68 | $29.09 |
|
83036
Hemoglobin A1C level
|
266 | 163 | $32.85 | $11.71 |
|
84436
Thyroxine (thyroid chemical), total
|
250 | 236 | $26.00 | $8.28 |
|
84479
Thyroid hormone evaluation
|
250 | 236 | $45.00 | $7.82 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
249 | 235 | $68.00 | $20.25 |
|
82728
Ferritin (blood protein) level
|
246 | 235 | $35.00 | $16.49 |
|
82043
Urine microalbumin (protein) level
|
245 | 140 | $19.95 | $6.95 |
|
82570
Creatinine level to test for kidney function or muscle injury
|
243 | 138 | $7.41 | $6.21 |
|
85651
Red blood cell sedimentation rate, to detect inflammation, non-automated
|
241 | 238 | $12.97 | $4.27 |
|
82607
Cyanocobalamin (vitamin B-12) level
|
239 | 235 | $50.00 | $18.24 |
|
82306
Vitamin d-3 level
|
238 | 234 | $45.00 | $35.82 |
|
82746
Folic acid level
|
237 | 235 | $52.00 | $17.79 |
|
94010
Test to measure expiratory airflow and volume
|
236 | 233 | $60.00 | $34.55 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
220 | 215 | $160.00 | $137.85 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
218 | 115 | $114.91 | $102.08 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
203 | 203 | $125.00 | $109.98 |
|
93922
Ultrasound study of arm and leg arteries
|
195 | 193 | $247.96 | $84.68 |
|
84403
Testosterone (hormone) level, total
|
191 | 131 | $89.72 | $31.08 |
|
83525
Insulin measurement, total
|
173 | 71 | $69.69 | $13.76 |
|
84153
Psa (prostate specific antigen) measurement, total
|
124 | 118 | $30.00 | $22.08 |
|
77080
Dxa bone density measurement of hip, pelvis, spine
|
100 | 99 | $198.98 | $39.89 |
|
G0008
Administration of influenza virus vaccine
|
78 | 76 | $26.08 | $20.65 |
|
90674
Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free
|
77 | 75 | $25.00 | $20.43 |
|
G0328
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous
|
69 | 69 | $21.86 | $18.97 |
|
99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
|
67 | 26 | $93.58 | $68.19 |
|
92250
Photography of the retina
|
36 | 35 | $58.93 | $54.68 |
|
G0181
Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow
|
35 | 16 | $130.00 | $102.69 |
|
85610
Blood test, clotting time
|
31 | 12 | $18.00 | $4.75 |
|
99223
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
|
29 | 25 | $200.00 | $191.94 |
|
99239
Hospital discharge day management, more than 30 minutes
|
24 | 22 | $105.00 | $102.20 |
|
87804
Detection test by immunoassay with direct visual observation for influenza virus
|
24 | 11 | $32.72 | $16.22 |
|
99205
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
|
23 | 23 | $225.00 | $196.19 |
|
G0180
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and
|
18 | 16 | $77.61 | $51.09 |
|
76775
Limited ultrasound scan behind abdominal cavity
|
17 | 17 | $107.00 | $55.57 |
|
80048
Blood test, basic group of blood chemicals (calcium, total)
|
15 | 13 | $28.00 | $10.23 |
|
Q2037
Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)
|
15 | 15 | $17.99 | $17.15 |
|
93306
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
|
12 | 12 | $400.00 | $200.54 |
|
93320
Ultrasound of heart blood flow, valves and chambers
|
11 | 11 | $120.00 | $52.06 |
|
93325
Doppler ultrasound study of color-directed heart blood flow, rate, and valve function
|
11 | 11 | $129.56 | $24.72 |
|
93351
Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report
|
11 | 11 | $560.00 | $224.06 |
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
36415
Insertion of needle into vein for collection of blood sample
|
600 | 267 | $3.00 | $2.91 |
|
99213
Established patient office or other outpatient visit, typically 15 minutes
|
567 | 222 | $79.85 | $68.57 |
|
80053
Blood test, comprehensive group of blood chemicals
|
509 | 266 | $27.33 | $5.10 |
|
82550
Creatine kinase (cardiac enzyme) level, total
|
508 | 266 | $21.82 | $4.04 |
|
84100
Phosphate level
|
507 | 266 | $11.93 | $2.20 |
|
80061
Blood test, lipids (cholesterol and triglycerides)
|
471 | 262 | $39.73 | $7.25 |
|
85025
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count
|
452 | 257 | $23.83 | $10.36 |
|
81001
Manual urinalysis test with examination using microscope, automated
|
391 | 254 | $13.90 | $4.23 |
|
83540
Iron level
|
382 | 254 | $27.80 | $8.61 |
|
82977
Glutamyltransferase (liver enzyme) level
|
381 | 254 | $21.88 | $3.63 |
|
83615
Lactate dehydrogenase (enzyme) level
|
381 | 254 | $19.88 | $3.27 |
|
84550
Uric acid level, blood
|
380 | 254 | $18.37 | $3.05 |
|
83970
Parathormone (parathyroid hormone) level
|
371 | 253 | $58.08 | $54.92 |
|
93000
Routine ekg using at least 12 leads including interpretation and report
|
260 | 240 | $99.40 | $15.04 |
|
71020
X-ray of chest, 2 views, front and side
|
258 | 242 | $74.67 | $26.31 |
|
84436
Thyroxine (thyroid chemical), total
|
246 | 239 | $25.87 | $9.16 |
|
84443
Blood test, thyroid stimulating hormone (TSH)
|
246 | 239 | $67.64 | $22.41 |
|
84479
Thyroid hormone evaluation
|
246 | 239 | $44.71 | $8.63 |
|
82728
Ferritin (blood protein) level
|
244 | 239 | $34.87 | $18.19 |
|
85651
Red blood cell sedimentation rate, to detect inflammation, non-automated
|
243 | 237 | $12.93 | $4.73 |
|
82607
Cyanocobalamin (vitamin B-12) level
|
241 | 238 | $50.02 | $20.12 |
|
82746
Folic acid level
|
239 | 238 | $52.02 | $19.62 |
|
82306
Vitamin d-3 level
|
237 | 236 | $45.00 | $36.25 |
|
94010
Test to measure expiratory airflow and volume
|
233 | 233 | $59.89 | $33.77 |
|
99215
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more
|
225 | 225 | $159.86 | $135.86 |
|
84403
Testosterone (hormone) level, total
|
213 | 140 | $89.75 | $34.54 |
|
82043
Urine microalbumin (protein) level
|
202 | 95 | $19.82 | $7.42 |
|
82570
Creatinine level to test for kidney function or muscle injury
|
197 | 89 | $7.41 | $6.89 |
|
G0439
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit
|
195 | 195 | $125.00 | $107.56 |
|
99214
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more
|
195 | 102 | $114.49 | $99.03 |
|
83525
Insulin measurement, total
|
180 | 73 | $69.10 | $15.11 |
|
83036
Hemoglobin A1C level
|
180 | 75 | $32.68 | $12.83 |
|
99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
|
151 | 39 | $95.00 | $67.63 |
|
84153
Psa (prostate specific antigen) measurement, total
|
129 | 124 | $30.00 | $24.73 |
|
93922
Ultrasound study of arm and leg arteries
|
115 | 114 | $247.52 | $82.76 |
|
Q2037
Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)
|
88 | 86 | $16.26 | $15.93 |
|
G0008
Administration of influenza virus vaccine
|
87 | 85 | $26.09 | $25.56 |
|
77080
Dxa bone density measurement of hip, pelvis, spine
|
67 | 67 | $198.48 | $37.76 |
|
G0181
Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow
|
66 | 17 | $130.00 | $101.29 |
|
85610
Blood test, clotting time
|
42 | 12 | $17.70 | $5.28 |
|
99223
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
|
33 | 31 | $199.58 | $187.66 |
|
90732
Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older
|
31 | 30 | $82.75 | $81.10 |
|
99239
Hospital discharge day management, more than 30 minutes
|
31 | 26 | $104.82 | $100.75 |
|
G0009
Administration of pneumococcal vaccine
|
31 | 30 | $25.71 | $25.20 |
|
82270
Stool analysis for blood to screen for colon tumors
|
30 | 30 | $9.50 | $4.37 |
|
G0328
Colorectal cancer screening; fecal occult blood test, immunoassay, 1-3 simultaneous
|
22 | 22 | $21.86 | $20.86 |
|
G0179
Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp
|
22 | 12 | $67.00 | $38.98 |
|
83880
Natriuretic peptide (heart and blood vessel protein) level
|
17 | 13 | $70.00 | $45.63 |
|
G0180
Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and
|
17 | 16 | $77.61 | $50.58 |
|
80048
Blood test, basic group of blood chemicals (calcium, total)
|
17 | 13 | $27.05 | $11.37 |
|
93306
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function
|
15 | 15 | $400.00 | $215.20 |
|
99205
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more
|
12 | 12 | $221.62 | $166.76 |
Medical Specialties & State Licenses
CMS Verified: 2022-09-28
Internal Medicine
Primary Specialty
NUCC Taxonomy Code: 207R00000X
State License
TX G4278
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Megan Doan
, PA
NPI 1255018081
Physician Assistant
Physician Assistant
Besni Varghese
, MSN, RN, FNP-C
NPI 1316301609
Nurse Practitioner - Family
Master of Science in Nursing, Registered Nurse, Family Nurse Practitioner (Certified)
Dr. Elizabeth Palacios
, MD
NPI 1376566612
Internal Medicine
Doctor of Medicine (M.D.)
Dr. Jose Vallejos
, MD
NPI 1427239409
Internal Medicine
Doctor of Medicine (M.D.)
Dr. Christopher Bloom
, MD
NPI 1518967686
Internal Medicine
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
📍
Updated Practice Location
September 28, 2022
Registered at 9330 POPPY DR STE 403, DALLAS, TX 752184625 (Tel: 2143284389)
📍
Updated Business Mailing Address
September 28, 2022
Registered at 9330 POPPY DR STE 403, DALLAS, TX 752184625 (Tel: 2143284389)
✅
NPI Profile Active
May 07, 2008
NPI status registered as active in NPPES database
📍
Updated Practice Location
May 07, 2008
Registered at 9330 POPPY DR, STE 403, DALLAS, TX 752184621 (Tel: 2143284389)
📍
Updated Business Mailing Address
May 07, 2008
Registered at 9330 POPPY DR, STE 403, DALLAS, TX 752184621 (Tel: 2143284389)
👤
Provider Name / Credentials Updated
May 07, 2008
Recorded as GARY CROLL, M.D.
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty)
May 07, 2008
Internal Medicine (License #G4278 in TX)
🟢
Initial NPI Registration & Enumeration
June 14, 2006
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
NPI Number:
1962445916
Entity Type:
Individual Provider
Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date:
June 14, 2006
Last Update:
September 28, 2022
Sole Proprietor:
No
Mailing Address
9330 Poppy Dr Ste 403
Dallas, TX 752184625
Phone: 2143284389
Public Domain Record
This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.