University at Buffalo - The State University of New York
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UBMD Physicians' Group
Catherine                      O‘Neill

Catherine P. O‘Neill MD

UBMD Medicine


Internal Medicine; Internal Medicine - General




Internal Medicine, Internal Medicine - General

Physician Gender:


Location and Insurance

UBMD at Buffalo General Medical Center
Buffalo General Medical Center
100 High Street
Buffalo, NY 14203
Phone: 859-2589
Fax: 859-2576
Contact: Marilyn Greenberg
Hospital-based provider only

Insurance Accepted:
  • Aetna U.S. Healthcare
  • Blue Cross & Blue Shield of WNY Inc
  • CIGNA HealthCare
  • Community Blue (HMO)
  • Community Blue Advantage
  • Empire
  • Fidelis
  • GHI
  • Independent Health Association (HMO)
  • Magnacare
  • Medicaid
  • Medicare
  • NYS Medicaid
  • United Healthcare
  • Univera Health Care (HMO)


Board Certifications:
  • Board Certification, American Board of Internal Medicine
Education and Training:
  • Residency, University at Buffalo (1991)
  • MD, State University of New York Health Science Center at Syracuse (1988)
  • BS, LeMoyne College, Magna Cum Laude (1984)
Awards and Honors:
  • Top Docs, Buffalo Spree Magazine (2016)
  • Fellow, American College of Physicians (2009)
  • Dr. Norman Chassin Intern of the Year Award (1989)
  • Dean‘s Letter of Coommendation, SUNY HSC at Syracuse (1987)
  • Elected to Alpha Omega Alpha (1987)


Research Profile:

This UBMD clinician teaches at the University at Buffalo's School of Medicine and Biomedical Sciences. Learn more about this clinician’s research and teaching activities. View credentials, publications, professional involvement and more.