Doctor profile · Federal record

Dr. James Choi, MD

Urology Physician (CMS: Urology) · Flemington, NJ

  • NPI 1255321519
  • Accepts Medicare
  • MIPS 85.1 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5 Walter Foran Blvd, Suite 4001
Flemington, NJ 088224678
(908) 751-5939
fax (908) 751-5938

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
July 1, 2010
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
208800000X — NUCC code
State license (1)
New Jersey #MA72254

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255321519. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,197
Distinct HCPCS
10
Medicare allowed
$220,531
HCPCS Description Services Patients Avg allowed
J9030 Bcg live intravesical instillation, 1 mg 3,150 12 $3
99213 Established patient office or other outpatient visit, 20-29 minutes 621 465 $101
51798 Ultrasound measurement of bladder capacity after voiding 612 502 $13
52000 Diagnostic exam of bladder and urethra using an endoscope 158 119 $282
99203 New patient office or other outpatient visit, 30-44 minutes 154 154 $126
J9217 Leuprolide acetate (for depot suspension), 7.5 mg 89 15 $172
99212 Established patient office or other outpatient visit, 10-19 minutes 77 56 $64
51720 Instillation of anti-cancer drug into bladder 54 12 $101
99214 Established patient office or other outpatient visit, 30-39 minutes 38 38 $143
96402 Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle 34 15 $40

In context: peer comparison

Among 2 peers in Flemington Urology Physician, average services per provider: 211. This provider delivers 25× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,639
Patients
1,309
Total drug cost
$239,103
Drug Type Claims Patients Total cost
Finasteride Generic 1,315 390 $24,319
Tamsulosin Hcl Generic 1,035 311 $21,549
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 267 177 $2,917
Ciprofloxacin Hcl Generic 187 135 $816
Dutasteride Generic 180 47 $7,980
Myrbetriq (Mirabegron) Brand 127 36 $134,407
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 103 28 $4,189
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 76 55 $215
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 68 16 $2,336
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 66 40 $308

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Choi's medical specialty?
Dr. James Choi practices Urology Physician in Flemington, NJ.
Where does Dr. James Choi practice?
Dr. James Choi practices at 5 Walter Foran Blvd, Flemington, NJ 088224678. Office phone: 9087515939.
What is Dr. James Choi's NPI?
Dr. James Choi's National Provider Identifier (NPI) is 1255321519, issued by NPPES.
Does Dr. James Choi accept Medicare assignment?
Yes. Dr. James Choi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Choi commonly perform?
Top Medicare-reported procedures in 2023: Bcg live intravesical instillation, 1 mg (HCPCS J9030); Established patient office or other outpatient visit (HCPCS 99213); Ultrasound measurement of bladder capacity after voiding (HCPCS 51798). Source: CMS Medicare Physician & Other Practitioners file.