Catherine O‘Neill

Catherine P. O‘Neill

Catherine P. O‘Neill MD

UBMD Internal Medicine


Internal Medicine; Internal Medicine - General

Hospital-based provider only


Internal Medicine, Internal Medicine - General

Physician Gender:



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 (2018)
  • 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 physician is also a member of the Jacobs School of Medicine and Biomedical Sciences at the University at Buffalo, teaching the next generation of doctors and researching to advance care in WNY and beyond. Learn more about this physician’s research and teaching activities, as well as view credentials, publications, professional involvement and more below.

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