Mercedes Martinez, MD
Mercedes Martinez, MD
One of America's Top Doctors - Castle Connolly Top Doctors
Rated one of New York Magazine's Best Doctors

Mercedes Martinez, MD

Pediatric Gastroenterology
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One of America's Top Doctors - Castle Connolly Top Doctors
Rated one of New York Magazine's Best Doctors
Specialties
Pediatrics, Pediatric Gastroenterology, Pediatric Transplant Hepatology, more

Locations and Appointments


New Patients
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Virtual Visits

CUIMC/NewYork-Presbyterian Morgan Stanley Children's Hospital

3959 Broadway
Suite Bhn 702
New York, NY 10032
US
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Existing Patients
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ColumbiaDoctors - 300 Frank Burr Blvd

300 Frank W Burr Blvd
Suite 130
Teaneck, NJ 07666
US
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Existing Patients
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ColumbiaDoctors - 25 Rockwood Place

25 Rockwood Place
Suite 330
Englewood, NJ 07631
US
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Existing Patients
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CUIMC/Presbyterian Hospital and Vanderbilt Clinic

622 West 168th Street
Floor 14
New York, NY 10032
US
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Existing Patients
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Existing Patients
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NYP Connect App
The NYP Connect App allows you to access convenient services to help manage your health. Access the patient portal, communicate with your doctor, manage appointments, view test results, request prescription refills, pay a bill, and find a doctor.

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Insurances Accepted

Please contact the doctor's office to verify that your insurance is accepted.

  • Affinity Health Plan
  • Amida Care
  • Capital District Physician Health Plan (CDPHP)
  • CIGNA
  • Consumer Health Network (CHN)
  • Emblem/GHI
  • Emblem/Hip
  • Empire Blue Cross Blue Shield Healthplus
  • Fidelis Care
  • Healthfirst
  • Horizon Blue Cross Blue Shield
  • Local 1199
  • Magnacare (National)
  • Medicare
  • Multiplan
  • MVP Health Care
  • Quality Health Management
  • UnitedHealthcare
  • WellCare
  • World Trade Center Health Plan

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About Mercedes Martinez, MD

Mercedes Martinez, MD, is a Professor of Pediatrics and Medicine, the Medical Director of the Intestinal Transplant Program at the Center for Liver Disease and Abdominal Organ Transplantation, and the Medical Director, Pediatric Abdominal Organ Transplantation Transplant at NewYork-Presbyterian. She provides state-of-the-art care for children with a multitude of liver and intestinal issues, including children with liver and intestinal failure that require transplantation and for those with intestinal failure associated liver disease. Dr. Martinez is nationally and internationally recognized for her expertise in treating liver tumors and autoimmune liver disorders. Her research interests include liver biomarkers of operational tolerance and personalized immunosuppression, liver tumors in children, autoimmune liver diseases, metabolic disorders, nutritional deficiencies associated with liver diseases, and intestinal failure. In addition, she has been part of multi-center collaborative efforts to study the impact of autoimmune liver disorders in children and clinical trials of immunosuppression withdrawal.


Visit The Center for Liver Disease and Transplantation at columbiasurgery.org/liver


Board Certifications

  • Pediatric Gastroenterology
  • Pediatric Transplant Hepatology
  • Pediatrics
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Expertise

  • Abdominal Organ Transplantation

  • Acute Liver Failure

  • Alpha-1-Antitrypsin Deficiency

  • Autoimmune Liver Disorder

  • Biliary Atresia

  • Cholangitis

  • Cholestatic Liver Disease

  • Clinical Research

  • Colonoscopy

  • Cystic Fibrosis

  • EGD

  • Endoscopic Feeding Tube Placement

  • Endoscopy

  • Epstein-Barr Virus Infection

  • Esophagogastroduodenoscopy

  • Failure to Thrive

  • Fatty Liver Disease, Non-Alcoholic

  • Gastrointestinal Bleeding

  • Gastrointestinal ERCP

  • Gastrointestinal Tumors

  • Gastrostomy Tube Placement

  • Hepatic Disorders

  • Hepatitis

  • Hepatobiliary Diseases

  • Hepatobiliary Surgery

  • Hepatoblastoma

  • Hepatology

  • Inborn Error of Metabolism

  • Intestinal Atresia

  • Intestinal Failure

  • Intestinal Transplant

  • Jaundice

  • Liver Disease In Children

  • Liver Fibrosis

  • Liver Surgery

  • Liver Transplant, Pediatric

  • Liver Tumors

  • Living Donor Transplantation

  • Metabolic and Fatty Liver Disease

  • Metabolism

  • Pediatric Liver Cancer

  • Pediatric Liver Disease-Acute

  • Pediatric Liver Disease-Chronic

  • Pediatric Liver Transplant

  • Pediatric Short Bowel Syndrome

  • Percutaneous Gastrostomy Tube Inser

  • Portal Hypertension

  • Primary Biliary Cholangitis

  • Primary Sclerosing Cholangitis

  • Sclerotherapy

  • Short Bowel Syndrome

  • Upper Endoscopy

  • Weight Management

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Education

  • Fellowship: NewYork-Presbyterian Hospital/Columbia University Medical Center

  • Internship: Lincoln Medical and Mental Health Center Bronx, NY

  • Medical School: Higher Institute of Medical Sciences, Santiago De Cuba

  • Residency: Lincoln Medical and Mental Health Center Bronx, NY

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Languages

  • Spanish
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Titles & Positions

  • Clinical Director, Human Studies Core, Columbia Center for Translation Immunology

  • Medical Director, Adult and Pediatric Intestinal/Multivisceral Transplant Program, Center for Liver Disease and Abdominal Organ Transplantation, NYP

  • Professor of Pediatrics and Medicine at CUMC

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Hospital Affiliations

  • NewYork-Presbyterian / Columbia University Irving Medical Center

  • NewYork-Presbyterian / Weill Cornell Medical Center

Education

  • Fellowship: NewYork-Presbyterian Hospital/Columbia University Medical Center
  • Medical School: Higher Institute of Medical Sciences, Santiago De Cuba
  • Internship: Lincoln Medical and Mental Health Center Bronx, NY
  • Residency: Lincoln Medical and Mental Health Center Bronx, NY

Awards & Honors

  • 2015-2016 Faculty Leadership Academy
  • 2016-2022 New York Magazine Best Doctors
  • 2018 Academy of Clinical Excellence at Columbia University (ACE)
  • 2019-2022 Exceptional Women In Medicine

Titles & Positions

  • Clinical Director, Human Studies Core, Columbia Center for Translation Immunology
  • Medical Director, Adult and Pediatric Intestinal/Multivisceral Transplant Program, Center for Liver Disease and Abdominal Organ Transplantation, NYP
  • Professor of Pediatrics and Medicine at CUMC

Board Certifications

  • Pediatric Gastroenterology
  • Pediatric Transplant Hepatology
  • Pediatrics

Languages Spoken

  • Spanish