Active NPI 1487090288 Individual Practitioner Male Practitioner

Dr. Jack W Grinnan , MD

Urology • Mesa, AZ

✓ Accepts Medicare Assignment Telehealth Available

Professional Overview & Biography Verified Profile Summary

Dr. Jack Grinnan, MD is a certified Urology practicing in Mesa, AZ. With approximately 13 years of clinical experience since graduating from University Of Texas Medical School At San Antonio in 2013, Dr. Grinnan delivers high-quality medical care to the local community at 2530 E SOUTHERN AVE.

Dr. Grinnan maintains professional affiliations with Arizona Urology Specialists Pllc, Chesapeake Urology Associates Llc and accepts Medicare assignment . Telehealth and virtual consultation options are available for eligible patients.

Frequently performed procedures and clinical services include visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, established patient outpatient office visit, principal care management services for a single high-risk disease, first. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2530 E Southern Ave

Mesa, AZ 852045411

Telephone 4808344188

Fax 4808346181

Associated Practice Facility / Clinic

🏢 Richard L Merkley Md Pc Facility NPI 1811228661

Medicare Profile & Education

Medical School

University Of Texas Medical School At San Antonio

Graduation Year

2013

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

Telehealth Services Available

Specialty Benchmarks & Practice Insights

Comparative analytics for Urology in Mesa, AZ

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

13 Yrs -6.0 yrs vs City Avg

City Avg: 19.0 Yrs

State Avg: 29.5 Yrs

Regional Practice Density

21 Specialists

Practicing in Mesa, AZ (295 Statewide)

Telehealth Adoption Rate

38.1% Regional Adoption

✓ Offers Virtual Consultations

Medicare Pricing Discount

71.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Grinnan (13 Years) 13 Yrs

Mesa Specialty Average (19.0 Years) 19.0 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
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	568	364	$39.71	$15.81
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	365	251	$259.63	$122.37
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month	320	54	$152.46	$59.84
81003 Automated urinalysis test	215	170	$6.00	$2.18
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	178	32	$155.44	$60.51
51798 Ultrasound measurement of bladder capacity after voiding	124	103	$37.65	$10.73
99213 Established patient office or other outpatient visit, typically 15 minutes	124	103	$182.81	$87.49
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	110	110	$335.07	$160.94
76857 Limited ultrasound scan of pelvis	73	71	$176.18	$46.92
52000 Diagnostic exam of bladder and urethra using an endoscope	67	61	$585.99	$225.68
76775 Limited ultrasound scan behind abdominal cavity	58	50	$147.38	$57.41
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month	55	22	$117.60	$46.34
99427 Principal care management services for a single high-risk disease, each additional 30 minutes of clinical staff time directed by health care professional, per calendar month	50	23	$117.60	$45.65
52000 Diagnostic exam of bladder and urethra using an endoscope	48	48	$590.75	$74.32
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	45	37	$362.91	$174.19
76770 Complete ultrasound scan behind abdominal cavity	41	40	$280.80	$103.74
99213 Established patient office or other outpatient visit, typically 15 minutes	28	28	$184.00	$59.97
52332 Insertion of stent in urinary duct (ureter) using an endoscope	17	15	$1177.29	$106.09
52356 Crushing of stone of ureter with insertion of stent using an endoscope	17	15	$1620.41	$415.19
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	16	16	$779.50	$304.69
55700 Biopsy of prostate gland	16	16	$678.50	$124.08
76872 Ultrasound scan of pelvic region through rectum	15	15	$348.07	$31.14
74420 Imaging of urinary tract	15	12	$189.33	$23.14
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$112.09	$54.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	11	11	$261.00	$92.20

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	386	252	$256.00	$123.46
81003 Automated urinalysis test	307	220	$6.00	$2.20
51798 Ultrasound measurement of bladder capacity after voiding	181	151	$37.00	$10.26
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	113	113	$331.00	$161.49
99213 Established patient office or other outpatient visit, typically 15 minutes	103	94	$180.00	$87.03
52000 Diagnostic exam of bladder and urethra using an endoscope	71	59	$579.00	$232.80
76857 Limited ultrasound scan of pelvis	51	49	$174.00	$46.60
76770 Complete ultrasound scan behind abdominal cavity	45	43	$277.00	$105.91
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month	34	24	$150.00	$59.07
52332 Insertion of stent in urinary duct (ureter) using an endoscope	26	21	$1180.31	$92.38
76775 Limited ultrasound scan behind abdominal cavity	21	20	$145.00	$57.42
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	18	18	$357.00	$173.40
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month	17	13	$153.00	$60.39
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	14	14	$772.00	$309.14
74420 Imaging of urinary tract	13	12	$188.00	$23.68
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	12	12	$919.00	$353.15
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$111.00	$54.74

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	369	238	$256.00	$123.88
81003 Automated urinalysis test	233	179	$6.00	$2.21
51798 Ultrasound measurement of bladder capacity after voiding	122	103	$37.00	$10.06
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	94	94	$331.00	$163.11
52000 Diagnostic exam of bladder and urethra using an endoscope	88	75	$579.00	$230.91
99213 Established patient office or other outpatient visit, typically 15 minutes	82	74	$180.00	$86.75
76770 Complete ultrasound scan behind abdominal cavity	63	60	$277.00	$107.80
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	43	38	$357.00	$173.17
76857 Limited ultrasound scan of pelvis	35	34	$174.00	$47.02
52332 Insertion of stent in urinary duct (ureter) using an endoscope	29	23	$1096.00	$83.74
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	25	24	$772.00	$316.12
50590 Shock wave crushing of kidney stones	21	19	$1853.00	$557.66
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	18	18	$916.17	$353.36
76775 Limited ultrasound scan behind abdominal cavity	18	17	$145.00	$57.17
51741 Electronic assessment of bladder emptying	17	17	$143.00	$7.16
55700 Biopsy of prostate gland	13	12	$619.00	$239.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	419	244	$6.00	$2.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	341	210	$244.39	$127.19
51798 Ultrasound measurement of bladder capacity after voiding	160	115	$29.82	$9.86
99213 Established patient office or other outpatient visit, typically 15 minutes	95	83	$162.98	$89.41
76770 Complete ultrasound scan behind abdominal cavity	80	77	$256.29	$110.61
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	71	71	$330.15	$163.53
52000 Diagnostic exam of bladder and urethra using an endoscope	62	59	$501.56	$231.36
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	48	43	$326.29	$169.56
51741 Electronic assessment of bladder emptying	41	40	$130.12	$10.77
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	35	31	$680.83	$300.43
52332 Insertion of stent in urinary duct (ureter) using an endoscope	30	25	$1060.53	$90.66
50590 Shock wave crushing of kidney stones	24	19	$1644.46	$546.52
74420 Imaging of urinary tract	22	19	$55.32	$24.72
51728 Complex measurement of pressure of urine flow in bladder with voiding pressure studies	20	20	$778.00	$366.34
76857 Limited ultrasound scan of pelvis	18	18	$119.28	$45.81
76775 Limited ultrasound scan behind abdominal cavity	13	13	$134.62	$57.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	306	205	$6.00	$2.23
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	192	141	$216.00	$106.33
99213 Established patient office or other outpatient visit, typically 15 minutes	163	134	$147.00	$73.61
51798 Ultrasound measurement of bladder capacity after voiding	103	89	$32.00	$9.79
52000 Diagnostic exam of bladder and urethra using an endoscope	63	59	$334.00	$206.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	46	46	$326.61	$159.40
74420 Imaging of urinary tract	39	34	$46.00	$25.50
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	39	33	$290.00	$144.33
51741 Electronic assessment of bladder emptying	34	31	$110.00	$13.87
50590 Shock wave crushing of kidney stones	31	24	$1468.00	$566.07
52332 Insertion of stent in urinary duct (ureter) using an endoscope	30	24	$1008.53	$84.53
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	29	28	$496.00	$287.98
76872 Ultrasound scan of pelvic region through rectum	19	17	$259.58	$141.06
J1580 Injection, garamycin, gentamicin, up to 80 mg	17	16	$3.00	$1.89
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	13	11	$240.00	$56.61
52356 Crushing of stone of ureter with insertion of stent using an endoscope	11	11	$854.00	$317.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	343	196	$6.00	$2.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	226	146	$216.00	$104.36
51798 Ultrasound measurement of bladder capacity after voiding	144	122	$32.10	$12.21
99213 Established patient office or other outpatient visit, typically 15 minutes	97	79	$146.88	$71.54
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	68	68	$330.00	$159.75
52000 Diagnostic exam of bladder and urethra using an endoscope	60	55	$335.32	$183.41
51741 Electronic assessment of bladder emptying	50	46	$110.00	$13.79
50590 Shock wave crushing of kidney stones	33	27	$1468.00	$562.59
74420 Imaging of urinary tract	32	28	$36.00	$25.57
99231 Follow-up hospital inpatient care per day, typically 15 minutes	30	24	$80.00	$38.71
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	26	25	$276.00	$130.49
52356 Crushing of stone of ureter with insertion of stent using an endoscope	26	20	$854.00	$233.57
52310 Simple removal of foreign body, stone, or stent in urethra or bladder using an endoscope	23	23	$495.74	$265.92
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	22	19	$148.00	$71.54
76872 Ultrasound scan of pelvic region through rectum	18	14	$194.00	$125.21
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	18	18	$44.00	$22.17
99221 Initial hospital inpatient care per day, typically 30 minutes	18	18	$204.00	$99.53
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	15	$289.94	$137.44
76942 Ultrasonic guidance imaging supervision and interpretation for insertion of needle	17	13	$240.00	$55.93
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	15	13	$42.00	$16.31
52332 Insertion of stent in urinary duct (ureter) using an endoscope	13	12	$992.00	$93.69
55700 Biopsy of prostate gland	12	11	$504.00	$246.76
J1580 Injection, garamycin, gentamicin, up to 80 mg	11	11	$3.00	$1.77

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
81003 Automated urinalysis test	89	62	$6.00	$2.71
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	44	35	$216.00	$105.62
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	32	32	$330.00	$161.64
51798 Ultrasound measurement of bladder capacity after voiding	31	29	$39.00	$15.44
52000 Diagnostic exam of bladder and urethra using an endoscope	26	26	$413.00	$163.44
99213 Established patient office or other outpatient visit, typically 15 minutes	21	19	$146.00	$71.56
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	14	14	$275.00	$127.06
74420 Imaging of urinary tract	13	11	$36.00	$17.52

Medical Specialties & State Licenses

CMS Verified: 2025-03-21

Urology Primary Specialty

NUCC Taxonomy Code: 208800000X

State License AZ 55776

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

372496 (AZ)

Hospital & Practice Group Affiliations

Chesapeake Urology Associates Llc

3407 Wilkens Ave, Baltimore, MD 212295221

Phone: 4106440929

Arizona Urology Specialists Pllc

2530 E Southern Ave, Mesa, AZ 852045411

Phone: 6022221900

Arizona Urology Specialists Pllc

1313 E Osborn Rd, Phoenix, AZ 850145688

Phone: 6022221900

Secondary Practice Locations

263 Farmington Ave

Farmington, CT 060321956

Phone: 8606792147

Practice Associates & Co-Workers

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

11 Associated Practitioners

Dr. Daniel Gilbert , DO

Urology

NPI 1053632091

Doctor of Osteopathic Medicine (D.O.)

Manuel Vega , NP

Nurse Practitioner - Family

NPI 1083482343

Nurse Practitioner

Paige Levinsohn , FNP-BC

Nurse Practitioner

NPI 1295545259

Family Nurse Practitioner (Board Certified)

Dr. Raul Webster , MD

Urology

NPI 1306855028

Doctor of Medicine (M.D.)

Bryce Child , FNP-C

Nurse Practitioner - Family

NPI 1326867508

Family Nurse Practitioner (Certified)

Nicholas Deyoung , PA-C

Physician Assistant

NPI 1336615590

Physician Assistant (Certified)

Career & Practice History Timeline

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

11 Historical Events

📍

Updated Business Mailing Address March 21, 2025

Registered at 10200 GRAND CENTRAL AVE STE 220, OWINGS MILLS, MD 211174366

📍

Updated Practice Location December 10, 2024

Registered at 2530 E SOUTHERN AVE, MESA, AZ 852045411 (Tel: 4808344188)

📍

Updated Business Mailing Address December 10, 2024

Registered at 25 CROSSROADS DR STE 306, OWINGS MILLS, MD 211175437

📍

Updated Practice Location August 17, 2018

Registered at 19841 N 27TH AVE STE 201, PHOENIX, AZ 850274005 (Tel: 6235826420)

📍

Updated Business Mailing Address August 17, 2018

Registered at 77 E THOMAS RD STE 230, PHOENIX, AZ 850123100 (Tel: 6025570007)

✅

NPI Profile Active May 20, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location May 20, 2013

Registered at 263 FARMINGTON AVE, FARMINGTON, CT 060321956 (Tel: 8606792147)

📍

Updated Business Mailing Address May 20, 2013

Registered at 263 FARMINGTON AVE, FARMINGTON, CT 060321956

👤

Provider Name / Credentials Updated May 20, 2013

Recorded as JACK GRINNAN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 20, 2013

Student in an Organized Health Care Education/Training Program

🟢

Initial NPI Registration & Enumeration May 20, 2013

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: 1487090288

Entity Type:

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

Enumeration Date: May 20, 2013

Last Update: March 21, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

10200 Grand Central Ave Ste 220

Owings Mills, MD 211174366

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.