Doctor profile · Federal record

Dr. John Graham, M.D.

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

  • NPI 1588002448
  • Accepts Medicare
  • MIPS 93.4 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
506 6Th St
Brooklyn, NY 11215
(718) 780-3000
Additional location
1516 San Pablo St Fl 5
Los Angeles, CA 90033
(323) 865-3700
Additional location
450 Clarkson Ave
Brooklyn, NY 112032012
(718) 270-8867
Show 1 more location
Additional location
1262 Post RD
Fairfield, CT 06824
(203) 338-6760
fax (203) 338-6765
Mailing address
1290 Silas Deane Hwy
Wethersfield, CT 061094337

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
November 13, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208800000X — NUCC code
State licenses (3)
Connecticut #076154 · California #A153892 · New York #300130

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588002448. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,241
Distinct HCPCS
10
Medicare allowed
$116,492
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 387 255 $107
36415 Insertion of needle into vein for collection of blood sample 227 167 $8
51798 Ultrasound measurement of bladder capacity after voiding 209 158 $13
99214 Established patient office or other outpatient visit, 30-39 minutes 188 136 $151
52000 Diagnostic exam of bladder and urethra using an endoscope 57 45 $296
99204 New patient office or other outpatient visit, 45-59 minutes 36 36 $191
99203 New patient office or other outpatient visit, 30-44 minutes 24 24 $131
76872 Ultrasound scan of pelvic region through rectum 21 21 $166
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 21 15 $92
99441 Telephone medical discussion with physician, 5-10 minutes 20 17 $66

In context: peer comparison

Among 27 peers in this city , average services per provider: 165. This provider delivers 7.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$61
Transactions
3
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 3 $61.47

By nature of payment

Food and Beverage
$61

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,131
Patients
448
Total drug cost
$68,302
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 634 239 $18,883
Finasteride Generic 264 102 $5,488
Oxybutynin Chloride Er (Oxybutynin Chloride) Brand 48 22 $2,673
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 45 34 $187
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 33 26 $231
Myrbetriq (Mirabegron) Brand 33 14 $34,802
Dutasteride Generic 17 0 $761
Silodosin Generic 16 0 $1,912
Ciprofloxacin Hcl Generic 15 11 $46
Testosterone Generic 14 0 $2,879

Frequently asked questions

Auto-generated from federal data
What is Dr. John Graham's medical specialty?
Dr. John Graham practices Urology Physician in Brooklyn, NY.
Where does Dr. John Graham practice?
Dr. John Graham practices at 506 6Th St, Brooklyn, NY 11215. Office phone: 7187803000.
What is Dr. John Graham's NPI?
Dr. John Graham's National Provider Identifier (NPI) is 1588002448, issued by NPPES.
Does Dr. John Graham accept Medicare assignment?
Yes. Dr. John Graham accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Graham commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798). Source: CMS Medicare Physician & Other Practitioners file.