- Home
- Profiles


Maria I Fiel, MD
Anatomic Pathology and Clinical Pathology
- About Me
- Clinical Focus
- Education & Certifications
- Research
- Insurance
- Publications
- Industry Relationships
About Me
Clinical Interests
Liver Pathology, Gastrointestinal Pathology, and Cytopathology.
Language
Position
Hospital Affiliations
- The Mount Sinai Hospital
About Me
Clinical Interests
Liver Pathology, Gastrointestinal Pathology, and Cytopathology.
Language
Position
Hospital Affiliations
- The Mount Sinai Hospital
About Me
Clinical Interests
Liver Pathology, Gastrointestinal Pathology, and Cytopathology.
Language
Position
Hospital Affiliations
- The Mount Sinai Hospital
Clinical Focus
- Adenomas
- Amyloidosis
- Autoimmune Hepatitis
- Bile Duct Diseases
- Biopsy
- Cholangiocarcinoma
- Cirrhosis
- Colon Polyps
- Colorectal Cancer
Show More
- Adenomas
- Amyloidosis
- Autoimmune Hepatitis
- Bile Duct Diseases
- Biopsy
- Cholangiocarcinoma
- Cirrhosis
- Colon Polyps
- Colorectal Cancer
- Esophageal Cancer
- Fatty Liver Disease
- Hemangioma
- Hepatitis B
- Hepatitis C
- Hepatocellular Carcinoma
- IBD
- Liver Cancer
- Liver Transplant
- Peptic Ulcer
- Small Bowel Resection
- Ulcerative Colitis
Education
MD, University Of The East Ramon Magsaysay Memorial Medical College Of Medicine
Residency, Internal Medicine
Ormoc District Hospital
Residency, Internal Medicine
OSPA-Farmers' Medical Center
Residency, Pathology
Mount Sinai Hospital
Fellowship, Cytopathology
Mount Sinai Hospital
Fellowship, Pathology
Mount Sinai Hospital
Certifications
American Board of Pathology
Research
Insurance Information
Physicians who provide services at hospitals and facilities in the Mount Sinai Health System might not participate in the same health plans as those Mount Sinai hospitals and facilities (even if the physicians are employed or contracted by those hospitals or facilities).
Information regarding insurance participation and billing by this physician may be found on this page, and can also be obtained by contacting this provider directly. Because physicians insurance participation can change, the insurance information on this page may not always be up-to-date. Please contact this physician directly to obtain the most up-to-date insurance information.
Insurance and health plan networks that the various Mount Sinai Health System hospitals and facilities participate in can be found on the Mount Sinai Health System website.
Publications
Selected Publications
- Profiling of mouse and human liver diseases identifies targets for therapeutic treatment of autoimmune hepatitis. Monica Centa, Christelle Thermidor, Maria Isabel Fiel, Konstantina Alexandropoulos. Clinical Immunology
- Histologic and Clinical Outcomes of Patients Developing Post-Liver Transplant Plasma Cell-Rich Rejection. Nazli Begum Ozturk, Thomas D. Schiano, Maria Isabel Fiel. American Journal of Clinical Pathology
- Hepatocellular carcinoma in patients cured of chronic hepatitis C: Minimal steatosis. Chiara Rocha, Erin H. Doyle, Chip A. Bowman, M. Isabel Fiel, Ashley E. Stueck, Nicolas Goossens, Kian Bichoupan, Neal Patel, James F. Crismale, Jasnit Makkar, Sara Lewis, Ponni V. Perumalswami, Thomas D. Schiano, Yujin Hoshida, Myron Schwartz, Andrea D. Branch. Cancer Medicine
Industry Relationships
Physicians and scientists on the faculty of the Icahn School of Medicine at Mount Sinai often interact with pharmaceutical, device and biotechnology companies to improve patient care, develop new therapies and achieve scientific breakthroughs. In order to promote an ethical and transparent environment for conducting research, providing clinical care and teaching, Mount Sinai requires that salaried faculty inform the School of their relationships with such companies.
Below are financial relationships with industry reported by Dr. Fiel during 2022 and/or 2023. Please note that this information may differ from information posted on corporate sites due to timing or classification differences.
Consulting:
- Bristol-Myers Squibb
- Merck & Co., Inc.
- Dopf, P.C.
- Progenity
Industry-Sponsored Lectures: MSSM faculty occasionally give lectures at events sponsored by industry, but only if the events are free of any marketing purpose
- Physicians Affiliate Group of New YOrk
Other activities: Examples include, but are not limited to, committee participation, data safety monitoring board (DSMB) membership
- Physicians Affiliate Group of New YOrk
- UpToDate Inc.
Mount Sinai's faculty policies relating to faculty collaboration with industry are posted on our website. Patients may wish to ask their physician about the activities they perform for companies.