James Choi, MD
NPI 1255321519 · Urology Physician · Flemington, NJ
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Choi, MD is a Urology Physician provider in Flemington, NJ (NPI 1255321519).
Provider details
- NPI number
- 1255321519
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MA72254 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,079 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 719 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 700 | $102 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 163 | $125 |
| Diagnostic Exam of Bladder and Urethra Using an Endoscope52000 | 137 | $276 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 86 | $64 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Finasteride | 1,501 | 445 |
| Tamsulosin Hcl | 1,169 | 357 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 268 | 182 |
| Ciprofloxacin Hcl | 211 | 144 |
| Dutasteride | 200 | 50 |
| Mirabegronbrand: Myrbetriq | 174 | 49 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 93 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-26
- Last updated
- 2010-07-01
Frequently asked questions
- What is James Choi's NPI number?
- James Choi's National Provider Identifier (NPI) is 1255321519, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Choi's specialty?
- James Choi is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is James Choi located?
- James Choi's practice location on file with NPPES is 5 Walter Foran Blvd, Flemington, NJ 08822-4678.
- What is James Choi's phone number?
- The practice phone number listed in the NPPES registry for James Choi is (908) 751-5939.
- Does James Choi accept Medicare?
- James Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Choi's NPI active?
- Yes — James Choi's NPI (1255321519) is active in the NPPES registry as of the last update on 2010-07-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.