Doctor profile · Federal record
Dr. Maya Gambarin-Gelwan, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Hepatology Physician · New York, NY
- NPI 1932144730
- Accepts Medicare
- MIPS 74.1 / 100 · 2023
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
525 E 68Th St
New York, NY 100214870
(212) 746-4666
fax (212) 746-8214 - Mailing address
-
575 Lexington Ave, Suite 500
New York, NY 100226102
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- September 20, 2011
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- New York #214609
- Medicaid
- NY #02655374
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932144730. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
529
Distinct HCPCS
10
Medicare allowed
$52,111
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 172 | 117 | $110 | |
91200 |
Measurement of liver stiffness | 83 | 82 | $12 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 70 | 70 | $151 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 64 | 52 | $74 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 27 | 27 | $128 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 27 | 26 | $110 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 22 | 22 | $137 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 21 | 21 | $130 | |
45381 |
Injection beneath lining of large bowel using a flexible endoscope | 17 | 17 | $17 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 15 | 15 | $290 |
In context: peer comparison
Among 165 peers in this city , average services per provider: 69. This provider delivers 7.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
377
Patients
77
Total drug cost
$227,120
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ursodiol | Generic | 59 | 15 | $11,887 |
| Entecavir | Generic | 54 | 18 | $28,758 |
| Spironolactone | Generic | 54 | 17 | $701 |
| Furosemide | Generic | 46 | 15 | $271 |
| Xifaxan (Rifaximin) | Brand | 35 | 0 | $135,900 |
| Vemlidy (Tenofovir Alafenamide) | Brand | 32 | 0 | $48,221 |
| Pantoprazole Sodium | Generic | 28 | 0 | $218 |
| Prednisone | Generic | 26 | 12 | $250 |
| Nadolol | Generic | 16 | 0 | $401 |
| Propranolol Hcl | Generic | 16 | 0 | $385 |
Frequently asked questions
What is Dr. Maya Gambarin-Gelwan's medical specialty?
Dr. Maya Gambarin-Gelwan practices Gastroenterology Physician in New York, NY.
Where does Dr. Maya Gambarin-Gelwan practice?
Dr. Maya Gambarin-Gelwan practices at 525 E 68Th St, New York, NY 100214870. Office phone: 2127464666.
What is Dr. Maya Gambarin-Gelwan's NPI?
Dr. Maya Gambarin-Gelwan's National Provider Identifier (NPI) is 1932144730, issued by NPPES.
Does Dr. Maya Gambarin-Gelwan accept Medicare assignment?
Yes. Dr. Maya Gambarin-Gelwan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maya Gambarin-Gelwan commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Measurement of liver stiffness (HCPCS 91200); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.