Ngu San, MD
NPI 1245980580 · Internal Medicine Physician · Bellport, NY
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ngu San, MD is a Internal Medicine Physician provider in Bellport, NY (NPI 1245980580).
Provider details
- NPI number
- 1245980580
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 42 | 35 |
| Empagliflozinbrand: Jardiance | 29 | 17 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 14 |
| Metformin Hcl | 23 | 14 |
| Metoprolol Succinate | 20 | 17 |
| Furosemide | 13 | 12 |
| Dulaglutide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-03-28
- Last updated
- 2025-06-27
- Certified
- 2025-06-27
Frequently asked questions
- What is Ngu San's NPI number?
- Ngu San's National Provider Identifier (NPI) is 1245980580, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ngu San's specialty?
- Ngu San is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ngu San located?
- Ngu San's practice location on file with NPPES is 1950 Foxglove Cir, Bellport, NY 11713-3067.
- What is Ngu San's phone number?
- The practice phone number listed in the NPPES registry for Ngu San is (718) 813-9947.
- Does Ngu San accept Medicare?
- Ngu San is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ngu San's NPI active?
- Yes — Ngu San's NPI (1245980580) is active in the NPPES registry as of the last update on 2025-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.