Doctor profile · Federal record

Dr. Jack Grinnan, M.D.

Urology Physician (CMS: Urology) · Student in an Organized Health Care Education/Training Program · Mesa, AZ

  • NPI 1487090288
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2530 E Southern Ave
Mesa, AZ 852045411
(480) 834-4188
fax (480) 834-6181
Additional location
263 Farmington Ave
Farmington, CT 060321956
(860) 679-2147
Mailing address
10200 Grand Central Ave Ste 220
Owings Mills, MD 211174366

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
March 21, 2025
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
Arizona #55776
Medicaid
AZ #372496

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487090288. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,424
Distinct HCPCS
10
Medicare allowed
$120,365
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 386 252 $123
81003 Automated urinalysis test 307 220 $2
51798 Ultrasound measurement of bladder capacity after voiding 181 151 $10
99204 New patient office or other outpatient visit, 45-59 minutes 113 113 $161
99213 Established patient office or other outpatient visit, 20-29 minutes 103 94 $87
52000 Diagnostic exam of bladder and urethra using an endoscope 71 59 $233
76857 Limited ultrasound scan of pelvis 51 49 $47
76770 Complete ultrasound scan behind abdominal cavity 45 43 $106
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 $59
52332 Insertion of stent in ureter using an endoscope 26 21 $92

In context: peer comparison

Among 6 peers in Mesa Urology Physician, average services per provider: 125. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,328
Transactions
44
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 9 $174.19
Procept BioRobotics Corporation 4 $162.96
Pfizer INC. 5 $112.02
Ferring Pharmaceuticals INC. 4 $100.48
Coloplast Corp 5 $97.22
Progenics Pharmaceuticals, INC. 3 $80.43
Sumitomo Pharma America, INC. 2 $78.37
Calyxo, INC. 1 $76.47
Janssen Biotech, INC. 2 $71.82
Laborie Medical Technologies Corp. 3 $54.08
Dendreon Pharmaceuticals LLC 2 $46.98
Baxter Healthcare 1 $46.57
Tolmar, INC. 1 $27.57
Astellas Pharma US INC 1 $27.44
Boston Scientific Corporation 1 $27.10

By nature of payment

Food and Beverage
$1,328

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,621
Patients
693
Total drug cost
$173,950
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 587 224 $12,079
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 290 109 $8,833
Finasteride Generic 157 64 $2,261
Gemtesa (Vibegron) Brand 78 27 $64,271
Ciprofloxacin Hcl Generic 70 62 $676
Myrbetriq (Mirabegron) Brand 69 24 $69,854
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 62 45 $478
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 60 56 $198
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 57 33 $3,274
Solifenacin Succinate Generic 47 0 $2,030

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jack Grinnan's medical specialty?
Dr. Jack Grinnan practices Urology Physician in Mesa, AZ.
Where does Dr. Jack Grinnan practice?
Dr. Jack Grinnan practices at 2530 E Southern Ave, Mesa, AZ 852045411. Office phone: 4808344188.
What is Dr. Jack Grinnan's NPI?
Dr. Jack Grinnan's National Provider Identifier (NPI) is 1487090288, issued by NPPES.
Does Dr. Jack Grinnan accept Medicare assignment?
Yes. Dr. Jack Grinnan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jack Grinnan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Automated urinalysis test (HCPCS 81003); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798). Source: CMS Medicare Physician & Other Practitioners file.