Medical Staff
Brijender Batra, MD
Specialty: Pulmonology
Medical School: Himachal Pradesh University, Simla
Residency(ies): Internal Medicine, Brooklyn Hospital Center; Surgery, Flushing Hospital
Fellowship(s): Pulmonary Medicine, Brooklyn Hospital Center
Mathias Bostrom, MD
Title(s): Director, Orthopedic Service; Assistant Professor Dept. of Orthopedic Surgery/Assistant Attending Orthopedic Surgeon, Hospital for Special Surgery
Specialty: Orthopedic Surgery
Board Certification(s): American Board of Orthopedic Surgery
Medical School: John Hopkins University School of Medicine
Internship(s): General Surgery, Union Memorial Hospital, Baltimore, MD
Residency(ies): Orthopaedic Surgery, The Hospital for Special Surgery, Cornell University Medical Center, New York, NY
Fellowship(s): Hip and Knee Fellowship, Research Fellowship, The Hospital for Special Surgery, Cornell University Medical Center, New York, NY
Vivian Breslin, R.N., M.S., M.S.N., N.P.
Title(s): Nurse Practitioner
Specialty: Psychiatry & Neurology
Board Certification(s): Licensed in State of New York
School: NP, MSN – Pace University; MS in Counseling- Long Island University
Felicia Cosman, MD
Title(s): Endocrinologist, Osteoporosis Specialist; Professor of Clinical Medicine, Columbia University
Medical Director, Clinical Research Center
Specialty: Endocrinology, Osteoporosis
Board Certification(s): Diplomate, National Board of Medical Examiners; Diplomate, American Board of Internal Medicine; Diplomate, American Board of Internal Medicine, Endocrinology & Metabolism
Medical School: Stony Brook Medical School, Stony Brook, NY
Internship(s): Department of Medicine, Columbia Presbyterian Medical Center, New York
Residency(ies): Department of Medicine, Columbia Presbyterian Medical Center, New York
Fellowship(s): Division of Endocrinology, Columbia University College of Physicians and Surgeons, NY
Jason P. Greenberg, MD
Title(s): Director, Stroke Rehabilitation Services; Assistant Clinical Professor of Neurology, Columbia University College of Physicians and Surgeons
Specialty: Neurology
Medical School: Pennsylvania State University College of Medicine, Hershey Pa
Internship(s): Roger Williams General Hospital/Brown University, Providence, RI
Residency(ies): Boston University/Boston Veterans Affairs Medical Center, Boston, MA
Fellowship(s): Radiology/Neurology (Stroke), Massachusetts General Hospital, Boston, MA; Stroke Rehabilitation, Spaulding Rehabilitation Hospital, Boston, MA
Mary Guarracini, MD
Title(s): Director, Rehabilitation Medicine & Director SubAcute Rehabilitation Service; Assistant Professor of Clinical Rehabilitation Medicine
Specialty: Physical Medicine & Rehabilitation
Board Certification(s): American Board of Physical Medicine and Rehabilitation
Medical School: St. Louis University School of Medicine, St. Louis, MO
Internship(s): Northwestern University Feinberg School of Medicine, Rehabilitation Institute of Chicago, Chicago, IL
Residency(ies): Northwestern University Feinberg School of Medicine, Rehabilitation Institute of Chicago, Chicago, IL
Robert D. Holland, MD
S
pecialty: Rehabilitation Medicine
Board Certification(s): Physical Medicine & Rehabilitation
Medical School: St. George’s University School of Medicine
Internship(s): St. Barnabas Medical Center, NJ
Residency(ies): Boston Medical Center
Andrew Hornstein, MD
Specialty: Psychiatry
Board Certification(s): American Board of Psychiatry and Neurology
Medical School: Albert Einstein College of Medicine, Bronx, NY
Residency(ies): Downstate Medical Center, Kings County Hospital, Brooklyn, NY
Marjorie L. King, MD, FACC, FAACVPR
Title(s): Director, Cardiac Rehabilitation Services, Assistant Clinical Professor of Medicine, Columbia University
Specialty: Cardiology, Cardiopulmonary Rehabilitation
Board Certification(s): Internal Medicine, Cardiology
Medical School: MS Hershey Medical Center, Pennsylvania State University, Hershey, PA
Internship(s): Internal Medicine at New York University, Manhattan Veterans Administration Medical Center, New York, NY
Residency(ies): Internal Medicine at New York University, Manhattan Veterans Administration Medical Center, New York, NY
Fellowship(s): Cardiology at New York University, Manhattan VA Medical Center, New York, NY
Steven W. Lichtman, Ed.D., FAACVPR
Title(s): Director, Cardiopulmonary Outpatient Rehabilitation Services; Research Scientist
Specialty: Cardiac and Pulmonary Rehabilitation
Graduate School: Columbia University
Robert Lindsay, MD, PhD
Title(s): Chief, Internal Medicine; Professor of Clinical Medicine, Columbia University
Specialty: Endocrinology
Board Certification(s): Medicine and Endocrinology (UK)
Medical School: Glasgow University
Internship(s): Western Infirmary Glasgow
Residency(ies): Department of Academic Medicine, Western Infirmary Glasgow
Fellowship(s): Endocrinology, Department of Academic Medicine, Glasgow University
Bruce Lowenstein PsyD
Title(s): Principal Psychologist
Specialty: Psychology
Board Certification(s): APA Alcoholism and Substance Abuse
Medical School: Yeshiva University
Bruce Marshall, DDS, MPH

Title(s): Assistant Professor of Clinical Dental Medicine, Columbia University
Specialty: General Dentistry
Medical School: University of Otago, New Zealand
Graduate School: John Hopkins University
Jayesh Mehta, MD
Specialty: Pulmonology
Board Certification(s): Critical Care Medicine; Pulmonary Medicine; Internal Medicine
Medical School: T.N. Medical College & B.Y.L. Nair Hospital
Internship(s): B.Y.L. Nair Hospital
Residency(ies): Anesthesiology, B.Y.L. Nair Hospital, Bombay; Anesthesiology, North Middlesex Hospital, London; Internal Medicine, Cabrini Medical Center, NY
Fellowship(s): Pulmonary Medicine, Cabrini Medical Center; Critical Care Medicine, Montefiore Medical Center
Marc W. Michalowicz, DDS, MSc, FICD
Title(s): Chief, Dental Medicine; Attending, Anesthesiology; Asst. Professor of Dental Medicine, Columbia University, College of Dental Medicine
Specialty: Dentistry for the Special Needs Patient/Anesthesiology
Board Certification(s): Anesthesiology
Medical School: The Ohio State University College of Dentistry
Internship(s): Bird S. Coler Hospital, Roosevelt Island, NY
Residency(ies): The Brookdale University Hospital and Medical Center, Brooklyn, NY
Fellowship(s): The Brookdale University Hospital and Medical Center, Brooklyn, NY
Michael S. Monto, D.M.D., M.D.
Title(s): Chief, Division of Oral-Maxillofacial Surgery, Dental Medicine Service
Specialty: Oral and Maxillofacial Surgery
Board Certification(s): Oral and Maxillofacial Surgery
Medical School: Columbia University College of Physicians & Surgeons
Dental School: University of Pennsylvania, School of Dental Medicine
Internship(s): Department of Surgery, Columbia Presbyterian Medical Center, New York
Residency(ies): Department of Oral and Maxillofacial Surgery, Columbia Presbyterian Medical Center, New York
Fellowship(s): Department of Oral and Maxillofacial Surgery, Columbia Presbyterian Medical Center, New York
Kathleen Nicpon, N.P.
Specialty: Clinical Nurse Practitioner in Osteoporosis
Board Certification(s): American Nurses Credentialing Center
Graduate School: Sage Graduate School
John T. Pellicone MD, FCCP FACP
Title(s): Chief Medical Officer; Assistant Clinical Professor of Medicine, Columbia University
Specialty: Pulmonary/Critical Care
Board Certification(s): Internal Medicine/Pulmonary/Critical Care
Medical School: Columbia University College of Physicians & Surgeons
Internship(s): Internal Medicine, Montefiore Medical Center, Bronx, NY
Residency(ies): Internal Medicine, Montefiore Medical Center, Bronx, NY
Fellowship(s): Pulmonary, NYU-Bellevue Medical Center, New York, NY
Ferne R. Pomerantz, MD
Title(s): Director of Spinal Cord Injury Program
Specialty: Physical Medicine and Rehabilitation; Subspecialty: Spinal Cord Injury Medicine
Board Certification(s): Physical Medicine and Rehabilitation; Spinal Cord Injury Medicine
Medical School: Sackler School of Medicine/Tel Aviv University, Tel Aviv, Israel
Internship(s): North Shore University Hospital, Manhasset, NY
Residency(ies): Rusk Institute of Rehabilitation Medicine/New York University, New York, NY
Memberships: American Academy of Physical Medicine & Rehabilitation; Academy of Spinal Cord Injury Professionals; American Spinal Injury Association; International Spinal Cord Society
Brian M. Quail, PsyD
Title(s): Licensed Psychologist
Specialty: Clinical Neuropsychology
Board Certification(s):
Medical School: University of Hartford
Internship(s): Bronx VA Hospital
Residency(ies): Norwalk Hospital
Peter Reynolds, P.A.
Patricia S. Ruppert, DO, FAAFP
Title(s): Attending Physician, Joint Service, Cardiopulmonary Service
Specialty: Family Medicine
Board Certification(s): American Board of Family Medicine
Medical School: New York College of Osteopathic Medicine
Internship(s): St. Joseph’s Hospital & Medical Center
Residency(ies): St. Joseph’s Hospital & Medical Center
Nester G. Santos, D.D.S.
Specialty: General Dentistry
Medical School: New York University College of Dentistry
Residency(ies): GPR Staten Island University Hospital
Fellowship(s): Special Care Dentistry, Helen Hayes Hospital; Special Fellowship Pediatric Dentistry, Beth Israel Medical Center, NY
Glenn Seliger, MD
Title(s): Director of Traumatic Brain Injury Rehabilitation Services; Asst. Professor of Clinical Neurology, Columbia University
Specialty: Neurology, Neurobehavior and Neurorehabilitation
Board Certification(s): Neurology
Medical School: Downstate Medical College
Internship(s): UMDNJ-Rutgers, New Jersey
Residency(ies): Columbia University, New York
Fellowship(s): Neurologic Rehabilitation and Behavioral Neurology, Braintree Rehabilitation Hospital/Boston University
Steven L. Spitalnik, MD
Title(s): Director, Laboratory
Specialty: Pathology
Board Certification(s): American Board of Pathology
Medical School: University of Chicago
Internship(s): University of Rochester School of Medicine & Dentistry
Residency(ies): University of Rochester School of Medicine & Dentistry
Fellowship(s): University of Rochester School of Medicine & Dentistry; National Institutes of Health
Tushar S. Udeshi, D.D.S.
Title: Director of Fellowship Training
Specialty: General Dentistry
Dental School: Columbia University School of Dental Medicine
Residency: Department of Dentistry, Robert Wood Johnson Hospital




