Find a Doctor

New Search
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
    Cambodian, French

Primary Office

30131 Town Center Drive
Suite 211
Laguna Niguel, CA 92677
(949) 499-3400
(949) 499-3420
Recommend this Physician Request an Update for this Physician
Featured Video

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.


  • Medical School:
    Rosalind Franklin University of Medicine & Science - 1995
  • Medical School:
    Chicago Medical School- Internal Medicine - Chicago, IL
  • Internship:
    Rosalind Franklin University of Medicine & Science , HI - 1995
  • Residency:
    Norwalk Hospital/Yale University - 1997
  • Board Certified in Internal Medicine


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
CIGNA: 2444489005
Health Net: 3207074613
Health Net Senior: 5270074613
SCAN: 954163238
United Healthcare: 0250360038

*Note: The data contained within an individual physician’s profile has been provided by that physician’s office. The information contained within the profile has been compiled from multiple sources deemed to be reliable, however the accuracy cannot be guaranteed or warranted by us or the health system. Please contact the physician’s office at the phone number above if you have any questions or to verify the information given. We or the health system are not liable or responsible for incorrect or inaccurate information supplied on the profile or for any reliance upon that information.