Our Team

Senior Leadership 

Randall F. Holcombe, MD is the Medical Director of the Ruttenberg Treatment Center. He also serves as Deputy Director of The Tisch Cancer Institute, Director of Clinical Cancer Affairs for Mount Sinai Health System, and Director of Gastrointestinal (GI) Medical Oncology. Dr. Holcombe has extensive experience in clinical care of cancer patients, as well as cancer research and conduct of clinical trials.

Amy Porter-Tacoronte, MBA is the Vice President of Oncology Services. 

Fran Cartwright, PhD, RN-BC, AOCN is the Vice President of Nursing and Clinical Quality for Oncology Services.

Melissa Bellino, MBA is the Senior Director of Oncology Operations for the Ruttenberg Center, Dubin Breast Center and the Apheresis Unit.


Our Doctors

Louis M. Aledort
Judith Lin
Christopher Walsh

Hematologic Malignancies
Joshua Brody
Ajai Chari
Hearn Cho
Janice L. Gabrilove
Ronald Hoffman
Luis M. Isola
Sundar Jagannath
Alla Keyzner
Marina Kremyanskaya
Adriana K. Malone
John O. Mascarenhas
Shyamala Navada
Keren Osman
Samir Parekh
Eileen Scigliano
Lewis R. Silverman
Amir Steinberg

Solid Tumor Medical Oncology
Celina Ang
Andrew Brohl
Philip Friedlander
Matthew Galsky
Jorge Gomez
Randall Holcombe
James Holland
Robert Maki
Krzysztof J. Misiukiewicz
William K. Oh
Takao Ohnuma
Marshall Posner
Yvonne Saenger
Cardinale Smith
Max W. Sung
Che-Kai Tsao

Eric Genden
Marita Teng
Brett Miles

Gynecologic Oncology
Carmel Cohen
Linus Chuang
Nimesh Nagarsheth
Monica Prasad-Hayes
Konstantin Zakashansky

Supportive Oncology
Bethann Scarborough

Surgical Oncology
Spiros Hiotis
Daniel Labow
David Lee
Umut Sarpel

Thoracic Surgery
Raja Flores
Andrew Kaufman
Dong-Seok Lee
Andrea Wolf

Endocrine Neoplasia
William Inabnet
Alice Levine
Randall Owen

Our Clinical Team 

Our clinical team at Ruttenberg Treatment Center consists not only of physicians-but a range of specialists who make sure all of our patients' needs are met. 

Our team includes:

  • Pharmacists
  • Nurse Practitioners
  • Oncology Nurses
  • Patient Experience Manager
  • Physicians' Assistants
  • Medical Assistants
  • Social workers
  • Nutritionist

Contact Us

1470 Madison Avenue
(between 101st and 102nd Streets)
3rd and 4th floors
New York, NY 10029
Appointments and General Information: 212-241-6756