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St. Jude Affiliated Physicians
P.O. Box 4138
Fullerton, CA 92834

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John M. Gilbert, MD
Practice accepting new patients.

John M. Gilbert, MD

(714) 446-5640
Primary Specialties
  • Endocrinology, Diabetes & Metabolism
    (Board Certified)
Secondary Specialties
  • Internal Medicine
    (Board Certified)
Medical Groups & Affiliations
  • St. Jude Affiliated Physician
  • St. Jude Heritage Medical Group

Primary Office

100 E. Valencia Mesa Dr.
Suite 105
Fullerton, CA 92835
(714) 446-5640
(714) 446-5468
Recommend this Physician Request an Update for this Physician
4.7 out of 5 (184 Ratings | 23 Comments)


Again my answers really do not have a lot of basis as I am a new patient on the first visit.
I think Dr. Gilbert is a wonderful doctor.
very good treat me good and my health improved a lot under his care
The dr. is the best.
Recommendation of this care provider ALWAYS comes with the caveat that he is habitually behind schedule especially in the afternoons.
23 Total Comments Page 1 2 3 4 5   Next

Physician Bio

A love of teaching and a desire to help people live happier and healthier lives inspired me to become a physician. I care for the person as well as the disease, and my work in clinical research trials ensures patients have access to the newest treatment options. Over the years I have found that successful treatment is a result of working in partnership with my patients. Together, we can prevent a variety of conditions and related complications, as well as achieve a healthier lifestyle.

To further advance the treatment of endocrine disorders, I serve as Medical Director of Clinical Trials at St. Jude Heritage Healthcare, speak nationally on the latest innovations, and participate on St. Jude Medical Center’s committee to improve diabetes care.


  • Medical School:
    Downstate Medical School - New York , NY
  • Internship:
    St. Mary's Hospital - Rochester , NY
  • Residency:
    St. Mary's Hospital - Rochester , NY
  • Fellowship:
    State University of New York at Stonybrook - New York , NY
  • Board Certified in Endocrinology, Diabetes & Metabolism
  • Board Certified in Internal Medicine

Areas of Interest

  • Adrenal Disorders
  • Diabetes
  • Hyperlipidemia
  • Hypertension (High Blood Pressure)
  • lipid management
  • Menopause
  • Metabolism
  • Obesity
  • Osteoporosis
  • Weight Management
  • Thyroid
  • Adrenal and Pituitary Disorders
  • Sex Hormone Disorders
  • Hypogonadism
  • Hypoglycemia
  • Hypercalcemia
  • Hypocalcemia
  • Hyperparathyroidism
  • Acromegly
  • Cushing's Syndrome