Residency Program

Physical Medicine & Rehabilitation

Unity Hospital

Faculty

Marissa Dombovy-Johnson, DO, FAAPMR

Pain Medicine, Physical Medicine and Rehabilitation

Additional Information

Board Certifications:
2021, Physical Medicine and Rehabilitation, American Board of Physical Medicine and Rehabilitation
2021, Pain Medicine, American Board of Physical Medicine and Rehabilitation

Medical Education:
New York Institute of Technology College of Osteopathic Medicine

Residency:
Mayo Clinic – Physical Medicine and Rehabilitation

Fellowship:
Mayo Clinic – Pain Medicine

Harold Lesser, MD, PhD

General Neurology, EMG

Additional Information

Board Certifications:
Electrodiagnostic Medicine
1994, Psychiatry and Neurology, American Board of Physical Medicine and Rehabilitation

Medical Education:
University of Rochester School of Medicine and Dentistry

Residencies:
University of Michigan Hospitals

Fellowships:
University of Michigan Hospitals

Nithyanandini Namassivaya, MD

Rehabilitation & Spinal Cord Injury

Additional Information

Board Certifications:
2002, Physical Medicine and Rehabilitation, American Board of Physical Medicine and Rehabilitation
2003, Physical Medicine and Rehabilitation – Spinal Cord, American Board of Physical Medicine and Rehabilitation

Medical Education:
Bangalore Medical College

Residencies:
University of Rochester

Cecilia L. Ransom, MD

Brain Injury, Rehabilitation, Spasticity Management

Additional Information

Board Certifications:
2008, Physical Medicine and Rehabilitation, American Board of Physical Medicine and Rehabilitation
2008, Physical Medicine and Rehabilitation – Brain Injury, American Board of Physical Medicine and Rehabilitation

Medical Education:
Eastern Virginia Medical School 

Residencies:
Eastern Virginia Medical School 

Sean Silverman, DO

Physical Medicine and Rehabilitation

Additional Information

Board Certifications:
2023, Physical Medicine and Rehabilitation, American Board of Physical Medicine and Rehabilitation

Medical Education:
Lake Erie College of Osteopathic Medicine

Residency:
University of Rochester Medical Center

Ding Zhang, MD

Physical Medicine and Rehabilitation

Additional Information

Medical Education:
Tongji Medical University

Residencies:
Beaumont Hospital