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Brian B. Lo MD
Practice accepting new patients.

Brian B. Lo MD

(949) 499-3400
Primary Specialties
  • Internal Medicine
    (Board Certified)
Medical Groups & Affiliations
  • Mission Heritage Medical Group
  • Additional Languages Spoken

Primary Office

30131 Town Center Drive
Suite 211
Laguna Niguel, CA 92677
(949) 499-3400
(949) 499-3420


Medical School:
Rosalind Franklin University of Medicine & Science/Chicago Medical School, 1995

Internal Medicine Internship:
University of Hawaii 1995

Internal Medicine Residency:
Norwalk Hospital/Yale University 1997


American Board of Internal Medicine

Areas of Interest

Preventive medicine, chronic disease, GERD, cardiac disease, hypertension, hypercholesterolemia, IBS, hypothryroidism.

Dr. Lo also has a strong interest and depth of experience in treating patients with low testosterone levels (Hypogonadism).

Insurance ID Numbers

Aetna: 5207806
Blue Cross: AFN115
Blue Shield: 00A686660
Blue Shield 65+: 120248
Blue Shield CHOICE (Medicare): X10209
Health Net: 3207074613
Health Net Senior: 5270074613
SCAN: 954163238
United Healthcare: 250360038

Physician Bio

Dr. Lo believes in treating causes, not symptoms, and in being open-minded to learning and combining alternative and traditional medicine approaches to treatment. He believes in treating the whole person - body, mind and soul, and appreciates working in collaboration with his patients in order to better their overall health and well-being.

When Dr. Lo isn't caring for patients, he enjoys watching sports and playing tennis and soccer. He also enjoys travel, food and movies.

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