Mercedes Martinez, MD
NPI 1316992522ActiveIndividual· Pediatrics, Pediatric Transplant Hepatology· New York, NY
Pediatrics, Pediatric Transplant Hepatology (MD) with Trustees of Columbia University in the City of New York, practicing in New York, New York. Enrolled in Medicare as practitioner - pediatric medicine and practitioner - pediatric medicine. Mirum Pharmaceuticals, Inc. was the largest of 4 companies reporting payments in 2025, $1,182 in all, mostly food and beverage. Lists New York-Presbyterian Hospital as a hospital affiliation.
Overview
| NPI | 1316992522 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 24, 2006 |
| Last updated in NPPES | Apr 26, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Transplant Hepatology Primary | 2080T0004X | 234225 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pediatric Medicine (NJ); Practitioner - Pediatric Medicine (NY) |
|---|
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Pediatric Medicine |
Medical group
- Trustees of Columbia University in the City of New YorkNew York, NY · 2,296 clinicians
Hospital affiliation
- New York-Presbyterian HospitalNew York, NY
Industry payments (Open Payments)
- 2025$1,182 · 22 payments from 4 companies
- 2024$736.99 · 15 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mirum Pharmaceuticals, Inc. | $565.81 | 8 |
| Ipsen Biopharmaceuticals, Inc | $476.96 | 11 |
| Madrigal Pharmaceuticals | $98.22 | 1 |
| Orphalan Inc | $40.94 | 2 |
What the 2025 payments were for
- Food and Beverage$1,182 · 22 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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