Are you Dr. McGuinness?
Join over one million U.S. Physicians, Nurse Practitioners and PAs, already on Doximity.
- Gain access to free telehealth tools, such as our "call shielding" and one-way patient texting.
- Connect with colleagues in the same hospital or clinic.
You already have 25 invites waiting! - Read the latest clinical news, personalized to your specialty.
Office
4001 King Ave
Corcoran, CA 93212Phone+1 559-992-8800Fax+1 559-992-6196
Summary
- Dr. William McGuinness, MD is an internist in Corcoran, California. He is currently licensed to practice medicine in California.
Education & Training
- Cleveland Clinic Foundation/Fairview HospitalResidency, Internal Medicine, 1981 - 1984
- University of Santo TomasClass of 1980
Certifications & Licensure
- CA State Medical License 2002 - 2025