Photo of Dr. Karen Josephson

Dr. Karen Josephson, MD

Concierge Internal Medicine physician, Los Alamitos, CA

Sage Healthcare
5.0 (10 reviews)

Dr. Josephson is an internal medicine physician who earned her MD at Case Western Reserve University.

3771 West Katella Avenue, Suite 108, Los Alamitos, CA 90720

Facts on this page last checked October 2026. How we check doctors

About Dr. Josephson

Dr. Josephson earned a BA in Political Science from the State University of New York at Binghamton. She earned her MD at Case Western Reserve University. She completed an internal medicine residency at Jewish Hospital of St. Louis.

She then completed a geriatric fellowship at Jewish Hospital of St. Louis and the University of Hawaii. She is a former USC professor.

Membership and fees

Fees are not published. Ask the practice.

Education and credentials

Degree
MD
College
State University of New York at Binghamton (BA, Political Science)
Medical school
Case Western Reserve University
Residency
Internal Medicine, Jewish Hospital of St. Louis
Fellowship
Geriatrics, Jewish Hospital of St. Louis and University of Hawaii
NPI
1356316129

Hospital and practice affiliations

Former professor, USC

Location

3771 West Katella Avenue, Suite 108, Los Alamitos, CA 90720
Sage Healthcare practice page
Directions

Patient reviews

5.0
10 reviews
5 star10
4 star0
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Write a review
Rated 5 out of 5

Great!

"Very professional care and consult."

FMDD UserJan 2025
Rated 5 out of 5

Awesome!

"Guided me in choosing the best treatment option."

FMDD UserJan 2025
Rated 5 out of 5

Amazing!

"Enlightened me about my condition."

FMDD UserJan 2025

Questions patients ask

Where did Dr. Josephson train?

She earned her MD at Case Western Reserve University. She completed an internal medicine residency at Jewish Hospital of St. Louis. She then completed a geriatric fellowship at Jewish Hospital of St. Louis and the University of Hawaii.

Has Dr. Josephson taught at a university?

Dr. Josephson is a former USC professor.

What is Dr. Josephson’s specialty?

Dr. Josephson's specialty is internal medicine.

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