John Byron MacCarthy MD

Anesthesiology•Fullerton, CA

Physician

Join to View Full Profile

101 E Valencia Mesa DrFullerton, CA 92835
Phone+1 714-871-3280
Fax+1 714-447-6490

Dr. MacCarthy is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

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.
Read the latest clinical news, personalized to your specialty.

See Dr. MacCarthy's Full Profile Already have an account?

Education & Training

Naval Medical Center (San Diego)Residency, Anesthesiology, 1989 - 1992
Naval Medical Center (San Diego)Internship, Transitional Year, 1986 - 1987
University of Vermont College of MedicineClass of 1986

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2025 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.