Michael Drew Duffin MD

Physician

2200 Bryant Williams DrSuite 6Klamath Falls, OR 97601
Phone+1 541-274-2750
Fax+1 541-274-2759

Dr. Duffin is on Doximity

As a Doximity member, you’ll join more than three million U.S. healthcare professionals—including 85+% of physicians, and 2/3 of all NPs and PAs—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. Duffin's full profile Already have an account?

Education & Training

University of Southern California/Los Angeles General Medical Center (USC/LA General)Fellowship, Rheumatology, 1992 - 1994
Loma Linda University Health Education ConsortiumResidency, Internal Medicine, 1987 - 1990
United Health Services HospitalsInternship, Internal Medicine, 1986 - 1987
Ponce Health Sciences University School 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 2026 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.

Certifications & Licensure

CA State Medical License 1988 - 2027
OR State Medical License 2018 - 2027
American Board of Internal Medicine Rheumatology

Awards, Honors, & Recognition

CMS Meaningful Use Stage 2 Certification Allscripts Enterprise EHR, Allscripts, 2013, 2016-2017
CMS Meaningful Use Stage 2 Certification Allscripts TouchWorks EHR, Allscripts, 2013, 2016-2017
CMS Meaningful Use Stage 1 Certification Allscripts Enterprise EHR, Allscripts, 2013, 2016-2017