Individual Healthcare Provider
Mercedes Martinez, MD
Provider's NPPES record last updated: April 26, 2018
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1316992522
- Primary Specialty
- Pediatrics — Pediatric Transplant Hepatology
- Practice Location
- New York, New York
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 17, 2026, 10:58 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Pediatrics
Pediatric Transplant Hepatology
Allopathic & Osteopathic Physicians
A pediatrician with expertise in transplant hepatology encompasses the special knowledge and skill required of pediatric gastroenterologists to care for patients prior to and following hepatic transplantation; it spans all phases of liver transplantation.
Taxonomy code 2080T0004X
Provider-Reported License Information
- Pediatrics (New York)
- 234225
Practice Locations
Practice Location
3959 Broadway Fl 7
New York, New York 10032-1559
Phone: (212) 305-3000
Additional Practice Location
622 W 168th St
New York, New York 10032-3720
Phone: (212) 305-0914
Fax: (212) 305-4343
Record Information
- Enumeration Date
- May 24, 2006
- Provider's NPPES Record Last Updated
- April 26, 2018
- NPISignal NPPES Dataset
- August 2026
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