Our Providers at Concorde Medical Group

The primary goal of Concorde Medical Group is to provide the highest quality medical care to our patients.

Medical Doctors

John J. Ackert, MD

Gastroenterology

Luis H. Barraza, MD

Gastroenterology

Paul M. Belsky, MD, FACC

Andrea A. Berger, MD, FACC

Elen Blochin, MD, PhD

Mrinalini Borczuk, MD, FACAAI

Allergy, Asthma, & Clinical Immunology

Marylee H. Dilling, MD, FAAP, FACP

Internal Medicine

Aeshita Dwivedi, MD, FACC

Jeffrey M. Engel, MD

Internal Medicine

Rachel L. Friedman, MD, FACOG

Colette J. Ho, MD

Internal Medicine

Wynn Htun, MD

Amy P. Huang, MD

Internal Medicine

Katherine Keil, MD

Internal Medicine

Christina Kwon, MD, FACOG

Gynecology, Gynecology & Urogynecology

Dorothy Lebeau, MD, MPH

Internal Medicine

Yingheng Liu, MD, PhD

Gastroenterology

Paula Marchetta, MD, MBA

Arthritis & Rheumatic Diseases

Susan G. Margolis, MD

Richard K. Mark, MD, FACP

Internal Medicine

Shareen Maryles, MD

David S. Mazza, MD

Allergy, Asthma, & Clinical Immunology

Lauren Rosenberg, MD

Adina Rosenzveig, MD

Eric H. Sherman, MD

Internal Medicine

Daniel I. Silvershein, MD, FACP

Internal Medicine

Alan Spiegel, MD, FACC

Hillel Tobias, MD, PhD

Gastroenterology, Hepatology, Liver Disease

Nishant Vaidy, MD

Internal Medicine

David Wagner, MD

Internal Medicine

Catherine Weinberg, MD, MBA

Lori Weisenfeld, DPM

Advanced Clinical Providers

Marie A. Castronovo, MS,RN,FNP-BC

Endocrinology, Internal Medicine

Eleni El Grekos, MSN, AGNP-C

Pauline Higgins, RPA-C

Anna Litvin, PA

Gastroenterology, Hepatology, Liver Disease

Dina Shah, RN, ANP-C

Internal Medicine