Maya Gambarin-Gelwan, M.D.
NPI 1932144730 · Gastroenterology Physician · New York, NY
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maya Gambarin-Gelwan, M.D. is a Gastroenterology Physician provider in New York, NY (NPI 1932144730).
Provider details
- NPI number
- 1932144730
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 214609 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
636 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 240 | $114 |
| Measurement of Liver Stiffness91200 | 127 | $11 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 113 | $82 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 86 | $151 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 22 | $148 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Entecavir | 102 | 30 |
| Spironolactone | 93 | 24 |
| Furosemide | 89 | 22 |
| Ursodiol | 73 | 21 |
| Carvedilol | 36 | 14 |
| Rifaximinbrand: Xifaxan | 32 | — |
| Tenofovir Alafenamidebrand: Vemlidy | 31 | — |
| Prednisone |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-17
- Last updated
- 2011-09-20
Frequently asked questions
- What is Maya Gambarin-Gelwan's NPI number?
- Maya Gambarin-Gelwan's National Provider Identifier (NPI) is 1932144730, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maya Gambarin-Gelwan's specialty?
- Maya Gambarin-Gelwan is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Maya Gambarin-Gelwan located?
- Maya Gambarin-Gelwan's practice location on file with NPPES is 525 E 68th St, New York, NY 10021-4870.
- What is Maya Gambarin-Gelwan's phone number?
- The practice phone number listed in the NPPES registry for Maya Gambarin-Gelwan is (212) 746-4666.
- Does Maya Gambarin-Gelwan accept Medicare?
- Maya Gambarin-Gelwan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maya Gambarin-Gelwan's NPI active?
- Yes — Maya Gambarin-Gelwan's NPI (1932144730) is active in the NPPES registry as of the last update on 2011-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.