Dr. Sabrina Maria Witherby MD Medical Oncologist

Dr. Sabrina Witherby is a medical oncologist in Pawtucket, Rhode Island and is affiliated with Memorial Hospital of Rhode Island. She received her medical degree from University of Massachusetts Medical School and has been in practice for 13 years. Dr. Witherby accepts several types of health insurance, listed below. She is one of 3 doctors at Memorial Hospital of Rhode Island who specialize in Medical Oncology.

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Office Location

See Contact Information

Specialty & Clinical Interests

Medical Oncologist: General Oncology

Hospital Affiliation

Memorial Hospital of Rhode Island

Education & Medical Training

Brown University
Residency, Internal Medicine, 2001 - 2004

University of Vermont/Fletcher Allen Health Care
Fellowship, Hematology/Oncology, 2004 - 2007

University of Massachusetts Medical School
Class of 2001

Certifications & Licensure

American Board of Internal Medicine
Certified 5 years in Internal Medicine

American Board of Pediatrics
Certified 3 years in Pediatrics

AZ State Medical License
Active through 2014

Publications & Presentations

Managing early-stage breast cancer in your older patients.
Witherby, S.M., Muss, H.B.

Update in medical oncology for older patients: focus on breast cancer: management of early breast cancer.
Witherby, S. M., Muss, H. B.

Special issues related to breast cancer adjuvant therapy in older women.
Witherby, S. M., Muss, H. B.

See all 5 publications

Insurances Accepted

  • Aetna Choice POS II
  • CIGNA Open Access
  • Cofinity PPO
  • Great West PPO
  • Rocky Mountain Group/Indiv - HMO/Private Pay
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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