Medical Staff Leadership

The medical team at Meritus Health is led by an experienced and dedicated team of highly trained health care professionals. Each of these people play a critical role in the growth of our medical facilities and services.

Medical Staff Officers

Rashid Hanif, M.D.
Chief of Staff

Dr. Hanif received his medical degree from Khyber Medical College in Pakistan. He completed his residency in internal medicine at Stony Brook University School of Medicine in Stony Brook, N.Y. Dr. Hanif completed his fellowship training in gastroenterology and hepatology and in advanced endoscopy at Cornell University Medical Center, New York Presbyterian in New York, N.Y. He is board certified in gastroenterology and a fellow with both the American College of Gastroenterology and American Gastroenterological Association.

Thomas Amalfitano, M.D.
Vice Chief of Staff

Jay Greenberg, MD

Dr. Greenberg received his medical degree from George Washington University School of Medicine in Washington, D.C., the same institution where he completed his obstetrics and gynecology residency. He also studied pediatrics at Children's Hospital National Medical Center in Washington, D.C. Dr. Greenberg is board certified in obstetrics and gynecology and is a Fellow of the American College of Obstetricians and Gynecologists and a Fellow of the American College of Surgeons.

Committee Chairs

Bylaws Committee

  • Jay Greenberg, M.D.

Radiation Safety Committee

Shaju Shamsuddin, M.D.

Cancer Committee

  • Shaju Shamsuddin, M.D.

Wellness Committee

  • Matthew Wagner, M.D.

Credentials Committee

  • Jeremy Yospin, M.D.

Medical Executive Committee

  • Rashid Hanif, M.D.

Critical Care Committee

  • Nasser Elsouri, M.D.

Trauma Committee

  • Frank Collins, M.D.

Infection Control Committee

  • Mohammad Ali, M.D.

HIM/EHR Committee

  • Shaheen Iqbal, M.D.

Library and Medical Education Committee

  • Anand Budi, M.D.

Utilization Management Committee

  • Kim Zuzak, M.D.

Pharmacy & Therapeutics Committee

  • Jason Vourlekis, M.D.

Professional Practice Evaluation Committee

  • Thomas Amalfitano, M.D.

Advance Practice Professionals Committee

  • Guy Mazzone, PA-C

Departmental Leadership

Obstetrics and Gynecology

  • Chair: Jennifer Kuhn, M.D.

Pathology and Laboratory Medicine

  • Chair: John Newby, M.D.


  • Chair: Saquib Masood, M.D.


  • Chair: Paul Marinelli, M.D.

Family Medicine

  • Chair: Ernest Uzicanin, M.D.


Shahab Siddiqui, M.D.

Radiation Oncology

  • Chair: Shaju Shamsuddin, M.D.


  • Chair: Frank Collins, M.D.
  • Vice Chair: Scott Worrell, M.D.

Physiatry & Rehabilitation

  • Chair: Ramakrishna Kosuri, M.D.

Emergency Medicine Department

  • Chair: Sydney De Angelis, M.D.


  • Chair: Carlo Cutler, D.O.


  • Chair: Tarek El-Sherif, M.D.

Divisional Leadership

Division of Medicine


  • Chief: Matthew Wagner, M.D.


  • Chief: Chintamaneni Choudari , M.D.


  • Chief: Kim Zuzak, M.D.


  • Chief: Samina Anwar, M.D.

Critical Care

  • Chief: Nasser Elsouri, M.D.


  • Chief: Pajman Danai, M.D.




  • Chief: Michael McCormack, M.D.


Chief: Eli Roza, M.D.

Divisions of Pediatrics

  • Chair Saqib Masood, M.D.


  • Chief: Madhu Nigam, M.D.

Divisions of Physiatry & Rehabilitation

Pain Management

  • Chief: Ali Akmal, M.D.

Divisions of Imaging

Nuclear Medicine

  • Chief: Martin Magram, M.D.

Divisions of Surgery


  • Chief: Salvatore DiMercurio, M.D.


  • Chief: Daniel Warner, M.D.

General Surgery

  • Chief: Daniel Weinberg, M.D.


  • Chief: Rachel Tuer, D.P.M.


  • Chief: Kevin Hackett, M.D.

Oral Surgery

  • Chief: Richard Kramer, M.D.


  • Chief: Allen Hu, M.D.

ENT (Otolaryngology)

  • Chief: Jarl Wathne, M.D.


  • Chief: Frank Collins, M.D.


  • Chief: Brian Holmes, M.D.


  • Chief: William Su, M.D.

Wound Care

  • Chief: Monique Abner, M.D.


  • Mohammad Jamal, M.D.