Active NPI 1548269251 Individual Practitioner Male Practitioner

Dr. William J. Belcastro , MD

Internal Medicine • Springfield, MA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. William Belcastro, MD is a certified Internal Medicine practicing in Springfield, MA. With approximately 55 years of clinical experience since completing medical education in 1971, Dr. Belcastro delivers high-quality medical care to the local community at 299 CAREW ST.

Dr. Belcastro accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

299 Carew St
Suite 322

Springfield, MA 011042301

Telephone 4137372371

Fax 4137887829

Associated Practice Facility / Clinic

🏢 Dr. James Haines & Dr. William Belcastro, Ptr. Facility NPI 1124027834

Medicare Profile & Education

Medical School

Other

Graduation Year

1971

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Springfield, MA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

55 Yrs +34.7 yrs vs City Avg

City Avg: 20.3 Yrs

State Avg: 29.3 Yrs

Regional Practice Density

289 Specialists

Practicing in Springfield, MA (7127 Statewide)

Telehealth Adoption Rate

16.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Belcastro (55 Years) 55 Yrs

Springfield Specialty Average (20.3 Years) 20.3 Yrs

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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	411	186	$275.10	$129.64
36415 Insertion of needle into vein for collection of blood sample	253	165	$17.00	$8.65
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	162	142	$25.00	$7.61
83721 Ldl cholesterol level	150	140	$48.00	$10.29
80061 Blood test, lipids (cholesterol and triglycerides)	150	140	$59.00	$13.12
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	141	131	$36.00	$12.69
80053 Blood test, comprehensive group of blood chemicals	139	135	$43.60	$10.35
84443 Blood test, thyroid stimulating hormone (TSH)	138	131	$59.00	$16.46
84439 Thyroxine (thyroid chemical), free	137	131	$48.00	$8.84
81003 Automated urinalysis test	133	127	$13.00	$2.20
82043 Urine microalbumin (protein) level	121	120	$16.00	$5.66
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	121	116	$40.00	$13.05
93000 Routine ekg using at least 12 leads including interpretation and report	120	116	$72.00	$14.39
82570 Creatinine level to test for kidney function or muscle injury	119	118	$16.00	$5.08
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	107	98	$300.00	$182.21
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	92	92	$225.54	$131.08
G0444 Annual depression screening, 5 to 15 minutes	85	85	$35.00	$19.10
G0442 Annual alcohol misuse screening, 5 to 15 minutes	83	83	$35.00	$19.09
82948 Blood glucose (sugar) measurement using reagent strip	81	38	$13.00	$4.94
82270 Stool analysis for blood to screen for colon tumors	79	79	$13.00	$4.29
83735 Magnesium level	70	66	$21.00	$6.57
99442 Telephone medical discussion with physician, 11-20 minutes	66	46	$179.45	$91.82
84153 Psa (prostate specific antigen) measurement, total	36	35	$54.00	$18.02
84520 Urea nitrogen level to assess kidney function	35	24	$25.00	$3.87
82565 Blood creatinine level	34	24	$21.00	$5.02
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	33	23	$32.00	$6.87
G0008 Administration of influenza virus vaccine	32	31	$45.00	$32.81
90662 Influenza vaccine split virus, preservative free	32	31	$95.00	$81.51
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	19	13	$277.00	$105.13
99213 Established patient office or other outpatient visit, typically 15 minutes	18	17	$165.00	$92.00
80076 Liver function blood test panel	15	14	$37.00	$8.01
99441 Telephone medical discussion with physician, 5-10 minutes	13	13	$125.00	$57.14
G0103 Prostate cancer screening; prostate specific antigen test (psa)	12	12	$54.00	$18.92

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	327	134	$267.66	$130.03
36415 Insertion of needle into vein for collection of blood sample	212	134	$16.98	$8.40
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	138	123	$25.00	$7.61
80053 Blood test, comprehensive group of blood chemicals	128	124	$43.00	$10.35
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	127	115	$300.00	$183.01
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	125	119	$36.00	$12.69
93000 Routine ekg using at least 12 leads including interpretation and report	123	117	$72.00	$14.85
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	123	117	$40.00	$13.11
81003 Automated urinalysis test	122	115	$13.00	$2.20
80061 Blood test, lipids (cholesterol and triglycerides)	121	116	$59.00	$13.12
83721 Ldl cholesterol level	121	116	$48.09	$10.29
84439 Thyroxine (thyroid chemical), free	119	116	$48.00	$8.84
84443 Blood test, thyroid stimulating hormone (TSH)	118	115	$59.00	$16.46
82570 Creatinine level to test for kidney function or muscle injury	114	111	$16.00	$5.08
82043 Urine microalbumin (protein) level	112	111	$16.00	$5.66
G0444 Annual depression screening, 5 to 15 minutes	79	79	$34.87	$19.06
G0442 Annual alcohol misuse screening, 5 to 15 minutes	78	78	$35.00	$19.06
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	75	75	$225.00	$131.85
90662 Influenza vaccine split virus, preservative free	71	70	$76.97	$69.18
G0008 Administration of influenza virus vaccine	71	70	$45.00	$31.03
82948 Blood glucose (sugar) measurement using reagent strip	67	25	$13.00	$4.94
82270 Stool analysis for blood to screen for colon tumors	57	57	$13.00	$4.29
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	51	36	$92.00	$58.13
G0103 Prostate cancer screening; prostate specific antigen test (psa)	51	51	$54.00	$18.92
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	45	30	$75.38	$63.79
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	38	26	$55.00	$24.14
84520 Urea nitrogen level to assess kidney function	27	17	$25.00	$3.87
82565 Blood creatinine level	26	17	$21.00	$5.02
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	24	15	$32.00	$6.87
99213 Established patient office or other outpatient visit, typically 15 minutes	17	17	$159.12	$92.52
G0009 Administration of pneumococcal vaccine	15	15	$35.00	$31.47
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	15	15	$150.00	$130.80

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	370	146	$250.00	$132.90
36415 Insertion of needle into vein for collection of blood sample	234	138	$17.00	$2.96
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	138	120	$301.09	$187.44
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	137	122	$25.00	$7.67
81003 Automated urinalysis test	120	107	$13.00	$2.22
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	119	112	$36.00	$12.79
80061 Blood test, lipids (cholesterol and triglycerides)	117	109	$59.00	$13.22
83721 Ldl cholesterol level	117	109	$48.00	$10.37
80053 Blood test, comprehensive group of blood chemicals	113	111	$43.00	$10.43
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	112	109	$40.00	$13.12
93000 Routine ekg using at least 12 leads including interpretation and report	111	108	$72.00	$14.92
84439 Thyroxine (thyroid chemical), free	111	109	$48.00	$8.91
84443 Blood test, thyroid stimulating hormone (TSH)	111	109	$59.00	$16.59
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	106	75	$65.80	$59.69
82570 Creatinine level to test for kidney function or muscle injury	103	101	$16.00	$5.12
82043 Urine microalbumin (protein) level	102	100	$16.00	$5.71
G0442 Annual alcohol misuse screening, 5 to 15 minutes	87	87	$35.00	$19.65
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	84	84	$206.43	$135.74
G0444 Annual depression screening, 5 to 15 minutes	84	84	$35.00	$19.28
82948 Blood glucose (sugar) measurement using reagent strip	69	23	$13.00	$4.98
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	63	44	$92.00	$59.04
G0008 Administration of influenza virus vaccine	58	57	$45.00	$30.84
90662 Influenza vaccine split virus, preservative free	58	57	$70.00	$68.31
82270 Stool analysis for blood to screen for colon tumors	58	58	$13.00	$4.32
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	52	37	$55.00	$24.45
G0103 Prostate cancer screening; prostate specific antigen test (psa)	50	50	$54.00	$19.09
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	47	29	$32.00	$6.93
84520 Urea nitrogen level to assess kidney function	46	29	$25.00	$3.90
82565 Blood creatinine level	43	28	$21.00	$5.07
99213 Established patient office or other outpatient visit, typically 15 minutes	25	21	$145.00	$90.91

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	432	169	$245.51	$135.56
36415 Insertion of needle into vein for collection of blood sample	249	145	$17.00	$3.00
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	146	133	$25.00	$7.77
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	138	124	$300.00	$189.34
80053 Blood test, comprehensive group of blood chemicals	133	130	$43.00	$10.56
84443 Blood test, thyroid stimulating hormone (TSH)	132	126	$59.00	$16.80
84439 Thyroxine (thyroid chemical), free	132	126	$48.00	$9.02
80061 Blood test, lipids (cholesterol and triglycerides)	130	127	$59.00	$13.39
83721 Ldl cholesterol level	129	126	$48.00	$10.50
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	128	127	$36.00	$12.95
81003 Automated urinalysis test	126	119	$13.00	$2.25
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	122	116	$40.00	$13.36
93000 Routine ekg using at least 12 leads including interpretation and report	122	116	$72.00	$15.56
82570 Creatinine level to test for kidney function or muscle injury	120	118	$16.00	$5.18
82043 Urine microalbumin (protein) level	114	114	$16.00	$5.78
82948 Blood glucose (sugar) measurement using reagent strip	87	33	$13.00	$5.04
G0444 Annual depression screening, 5 to 15 minutes	80	80	$35.00	$19.57
G0442 Annual alcohol misuse screening, 5 to 15 minutes	80	80	$35.00	$19.57
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	78	78	$164.04	$138.45
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	74	53	$55.27	$24.14
82270 Stool analysis for blood to screen for colon tumors	69	69	$13.00	$4.38
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	64	49	$50.00	$42.63
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	61	47	$92.00	$59.11
G0008 Administration of influenza virus vaccine	58	57	$45.00	$17.86
90662 Influenza vaccine split virus, preservative free	57	56	$64.21	$61.30
G0103 Prostate cancer screening; prostate specific antigen test (psa)	52	52	$54.00	$19.31
99213 Established patient office or other outpatient visit, typically 15 minutes	45	39	$121.53	$95.76
82565 Blood creatinine level	44	29	$21.00	$5.12
84520 Urea nitrogen level to assess kidney function	42	29	$25.00	$3.95
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	40	27	$32.00	$7.01
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	19	19	$102.95	$97.88
G0009 Administration of pneumococcal vaccine	19	19	$35.00	$17.86
99442 Telephone medical discussion with physician, 11-20 minutes	12	12	$133.33	$91.73

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	546	163	$226.31	$109.06
36415 Insertion of needle into vein for collection of blood sample	273	157	$17.00	$2.97
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	184	136	$299.80	$147.72
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	157	137	$25.00	$7.73
84443 Blood test, thyroid stimulating hormone (TSH)	142	133	$59.00	$16.72
84439 Thyroxine (thyroid chemical), free	141	134	$48.00	$8.91
81003 Automated urinalysis test	140	130	$13.00	$2.22
83721 Ldl cholesterol level	139	131	$48.00	$10.37
80061 Blood test, lipids (cholesterol and triglycerides)	139	131	$59.00	$13.23
80053 Blood test, comprehensive group of blood chemicals	135	132	$43.62	$10.51
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	134	132	$36.00	$12.89
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	129	125	$40.00	$12.88
93000 Routine ekg using at least 12 leads including interpretation and report	127	123	$72.00	$17.28
82570 Creatinine level to test for kidney function or muscle injury	126	124	$16.00	$5.12
82043 Urine microalbumin (protein) level	120	118	$16.00	$5.70
G0442 Annual alcohol misuse screening, 5 to 15 minutes	108	108	$35.00	$18.23
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	107	75	$50.05	$41.58
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	105	105	$150.48	$114.53
G0444 Annual depression screening, 5 to 15 minutes	103	103	$35.00	$18.25
82948 Blood glucose (sugar) measurement using reagent strip	98	36	$13.00	$4.95
84520 Urea nitrogen level to assess kidney function	72	39	$25.00	$3.88
82565 Blood creatinine level	71	39	$21.00	$5.03
G0008 Administration of influenza virus vaccine	71	70	$45.00	$17.77
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	70	37	$32.00	$6.88
90662 Influenza vaccine split virus, preservative free	68	67	$55.00	$54.97
82270 Stool analysis for blood to screen for colon tumors	68	68	$13.00	$4.29
99442 Telephone medical discussion with physician, 11-20 minutes	56	30	$62.41	$59.94
G0103 Prostate cancer screening; prostate specific antigen test (psa)	53	53	$54.00	$19.23
99213 Established patient office or other outpatient visit, typically 15 minutes	47	38	$121.51	$75.10
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	43	35	$55.23	$23.68

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	603	182	$198.00	$110.14
36415 Insertion of needle into vein for collection of blood sample	398	175	$17.00	$2.94
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	210	156	$284.89	$147.54
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	209	160	$25.00	$8.46
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	172	157	$36.00	$14.10
84439 Thyroxine (thyroid chemical), free	166	150	$48.00	$9.76
84443 Blood test, thyroid stimulating hormone (TSH)	165	148	$59.00	$18.30
80053 Blood test, comprehensive group of blood chemicals	164	155	$43.00	$11.51
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	162	150	$40.00	$13.01
93000 Routine ekg using at least 12 leads including interpretation and report	161	150	$72.00	$17.40
81003 Automated urinalysis test	161	145	$13.00	$2.42
80061 Blood test, lipids (cholesterol and triglycerides)	153	143	$59.00	$14.58
83721 Ldl cholesterol level	151	142	$48.00	$10.39
82570 Creatinine level to test for kidney function or muscle injury	151	147	$16.00	$5.63
82043 Urine microalbumin (protein) level	145	142	$16.00	$6.29
82948 Blood glucose (sugar) measurement using reagent strip	137	44	$13.00	$4.94
G0442 Annual alcohol misuse screening, 5 to 15 minutes	114	114	$30.53	$18.16
84520 Urea nitrogen level to assess kidney function	114	53	$25.00	$4.30
82565 Blood creatinine level	112	53	$21.00	$5.58
G0444 Annual depression screening, 5 to 15 minutes	112	112	$30.54	$18.16
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	108	51	$32.00	$7.63
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	106	106	$150.00	$116.26
G0008 Administration of influenza virus vaccine	84	83	$45.00	$17.25
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	77	63	$50.00	$41.91
82270 Stool analysis for blood to screen for colon tumors	77	77	$13.00	$4.29
90662 Influenza vaccine split virus, preservative free	76	75	$55.00	$53.17
G0103 Prostate cancer screening; prostate specific antigen test (psa)	57	57	$54.00	$20.03
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	33	26	$55.00	$23.29
82728 Ferritin (blood protein) level	25	14	$45.00	$14.85
99213 Established patient office or other outpatient visit, typically 15 minutes	15	13	$121.00	$76.91

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	628	189	$198.00	$108.74
36415 Insertion of needle into vein for collection of blood sample	348	168	$17.00	$2.93
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	183	151	$25.00	$9.35
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	181	145	$277.00	$147.30
82948 Blood glucose (sugar) measurement using reagent strip	162	47	$13.00	$4.88
81003 Automated urinalysis test	151	139	$13.00	$2.69
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	151	146	$36.00	$15.66
80053 Blood test, comprehensive group of blood chemicals	148	143	$43.57	$12.78
93000 Routine ekg using at least 12 leads including interpretation and report	147	141	$72.00	$17.25
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	147	141	$40.00	$12.89
84443 Blood test, thyroid stimulating hormone (TSH)	146	138	$59.00	$20.33
84439 Thyroxine (thyroid chemical), free	146	139	$48.00	$10.91
83721 Ldl cholesterol level	142	139	$48.00	$11.54
80061 Blood test, lipids (cholesterol and triglycerides)	142	139	$59.00	$16.20
82570 Creatinine level to test for kidney function or muscle injury	137	135	$16.00	$6.21
82043 Urine microalbumin (protein) level	125	124	$16.00	$7.00
G0442 Annual alcohol misuse screening, 5 to 15 minutes	101	101	$25.00	$18.52
G0008 Administration of influenza virus vaccine	96	94	$45.00	$21.55
G0444 Annual depression screening, 5 to 15 minutes	95	95	$25.00	$18.23
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	94	94	$150.00	$118.42
90662 Influenza vaccine split virus, preservative free	91	89	$49.40	$47.70
82270 Stool analysis for blood to screen for colon tumors	67	67	$13.00	$4.23
G0103 Prostate cancer screening; prostate specific antigen test (psa)	59	59	$54.00	$22.26
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	58	31	$32.00	$8.49
84520 Urea nitrogen level to assess kidney function	56	33	$25.00	$4.78
82565 Blood creatinine level	56	32	$21.00	$6.20
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	33	15	$55.00	$22.11
83036 Hemoglobin A1C level	26	23	$39.00	$11.75
82985 Glycated protein level	22	20	$42.00	$18.24
99213 Established patient office or other outpatient visit, typically 15 minutes	21	13	$121.00	$74.18
83735 Magnesium level	20	18	$21.00	$8.10
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	18	16	$50.00	$42.83

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	610	191	$198.00	$110.78
36415 Insertion of needle into vein for collection of blood sample	388	172	$17.00	$2.93
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	194	158	$25.00	$10.40
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	176	148	$277.00	$149.34
83036 Hemoglobin A1C level	163	49	$39.00	$13.05
81003 Automated urinalysis test	161	149	$13.00	$3.00
82985 Glycated protein level	158	48	$42.00	$20.27
86141 Measurement c-reactive protein for detection of infection or inflammation, high sensitivity	156	150	$36.00	$17.40
93000 Routine ekg using at least 12 leads including interpretation and report	156	151	$72.00	$17.67
80053 Blood test, comprehensive group of blood chemicals	155	152	$43.00	$11.44
93040 Tracing of electrical activity of heart using 1-3 leads with interpretation and report	154	149	$40.00	$13.18
84439 Thyroxine (thyroid chemical), free	148	144	$48.00	$12.12
82570 Creatinine level to test for kidney function or muscle injury	145	145	$16.00	$6.96
84443 Blood test, thyroid stimulating hormone (TSH)	145	140	$59.00	$22.59
80061 Blood test, lipids (cholesterol and triglycerides)	142	130	$59.00	$14.61
82043 Urine microalbumin (protein) level	141	141	$16.00	$7.26
83721 Ldl cholesterol level	138	129	$48.00	$12.34
G0442 Annual alcohol misuse screening, 5 to 15 minutes	131	131	$25.00	$18.76
G0444 Annual depression screening, 5 to 15 minutes	128	128	$25.00	$18.76
82948 Blood glucose (sugar) measurement using reagent strip	106	40	$13.00	$3.42
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	102	102	$153.43	$119.76
82270 Stool analysis for blood to screen for colon tumors	86	86	$13.00	$4.37
G0008 Administration of influenza virus vaccine	82	82	$45.00	$26.66
90662 Influenza vaccine split virus, preservative free	77	77	$45.00	$44.10
82962 Blood glucose (sugar) test performed by hand-held instrument	59	33	$13.00	$3.15
80051 Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide)	49	33	$32.00	$4.57
84520 Urea nitrogen level to assess kidney function	48	34	$25.00	$3.45
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	47	23	$98.00	$55.73
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	47	23	$55.00	$21.13
82565 Blood creatinine level	46	33	$21.00	$2.87
G0103 Prostate cancer screening; prostate specific antigen test (psa)	40	40	$54.00	$24.73
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	25	24	$50.00	$43.54
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	21	12	$277.00	$111.02

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MA 37640

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0150983 (MA)

Commercial Insurance / Payer ID Health New England

10517 (MA)

Commercial Insurance / Payer ID Bcbs

H23006 (MA)

Commercial Insurance / Payer ID Tufts Health Plan

037640 (MA)

Commercial Insurance / Payer ID Connecticare

739578 (MA)

Commercial Insurance / Payer ID Aetna

2502849 (MA)

Commercial Insurance / Payer ID Cigna Healthsourse

531980 (MA)

Commercial Insurance / Payer ID Harvard Pilgrim

65909 (MA)

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

2 Associated Practitioners

Dr. James Haines , MD

Internal Medicine

NPI 1497754170

Doctor of Medicine (M.D.)

Donna Callahan

Nurse Practitioner - Adult Health

NPI 1992282115

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active November 16, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location November 16, 2012

Registered at 299 CAREW ST, SUITE 322, SPRINGFIELD, MA 011042301 (Tel: 4137372371)

📍

Updated Business Mailing Address November 16, 2012

Registered at 299 CAREW ST, SUITE 322, SPRINGFIELD, MA 011042301 (Tel: 4137372371)

👤

Provider Name / Credentials Updated November 16, 2012

Recorded as WILLIAM BELCASTRO, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 16, 2012

Internal Medicine (License #37640 in MA)

🟢

Initial NPI Registration & Enumeration July 15, 2005

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: 1548269251

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: July 15, 2005

Last Update: November 16, 2012

Sole Proprietor: No

Update or Correct Profile

Mailing Address

299 Carew St, Suite 322

Springfield, MA 011042301

Phone: 4137372371

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.