John Won, MD
NPI 1477630440 · Urology Physician · Flushing, NY
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Won, MD is a Urology Physician provider in Flushing, NY (NPI 1477630440).
Provider details
- NPI number
- 1477630440
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA07256600 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,140 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 316 | $97 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 227 | $13 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 121 | $61 |
| Urinalysis, Manual Test81002 | 105 | $3 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 67 | $9 |
| Limited Ultrasound Scan of Pelvis76857 | 64 | $53 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 3,018 | 840 |
| Finasteride | 1,828 | 480 |
| Vibegronbrand: Gemtesa | 581 | 174 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 442 | 126 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 346 | 111 |
| Dutasteride | 234 | 63 |
| Mirabegronbrand: Myrbetriq | 204 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$917 across 47 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (3)
- 400 Sylvan Ave Ste 108Englewood Cliffs, NJ 07632-2717Phone: (718) 888-7800
- 4161 Kissena Blvd Ste 1bFlushing, NY 11355-3105Phone: (718) 888-7800
- 245 E 54th St Apt 2nNew York, NY 10022-4639Phone: (212) 570-6800Fax: (212) 734-7425
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2025-02-06
- Certified
- 2025-02-06
Frequently asked questions
- What is John Won's NPI number?
- John Won's National Provider Identifier (NPI) is 1477630440, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Won's specialty?
- John Won is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is John Won located?
- John Won's practice location on file with NPPES is 14238 37th Ave Ste 2f, Flushing, NY 11354-4580.
- What is John Won's phone number?
- The practice phone number listed in the NPPES registry for John Won is (718) 888-7800.
- Does John Won accept Medicare?
- John Won is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Won's NPI active?
- Yes — John Won's NPI (1477630440) is active in the NPPES registry as of the last update on 2025-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.