Simon J. Fisher, MD, PhD

  • Chief, Division of Endocrinology, Diabetes and Metabolism
  • Acting Director, Barnstable Brown Diabetes Center



  • Diabetes Conditions
  • Type 1 Diabetes
  • Lipid Disorders
  • Prediabetes
  • Type 2 Diabetes
    • Adult Adrenal Disorders
    • Adult Obesity/Abnormal Weight Gain
    • Adult Autoimmune Disorders
    • Adult Amenorrhea
    • Adult Cushing’s Disease
    • Adult Abnormal Thyroid Levels
    • Adult Graves’ Disease
    • Adult Hashimoto’s/Thyroiditis
    • Adult Pituitary Disorders
    • Adult Hyperthyroidism
    • Adult Hypothyroidism
    • Adult Thyroid Mass/Nodule
    • Adult Turner’s Syndrome
    • Adult Metanephrines
    • Adult Klinefelter’s Syndrome
    • Adult Hirsutism
    • Adult Hypoglycemia
    • Adult Hypogonadism
    • Adult Parathyroid Adenoma
    • Adult Pheochromocytoma
    • Adult Hyperparathyriodism


Faculty Rank

  • Professor of Medicine

Training & Education


University of Toronto, Toronto, Ontario, Canada


Internal Medicine, Beth Israel Deaconess Medical Center, Boston, Mass.


Endocrinology and Metabolism, Beth Israel Deaconess Medical Center, Boston, Mass.

Certifications and Special Training

American Board of Internal Medicine, Endocrinology and Metabolism

Insurance Information

Insurance policies can vary widely. Please check with your doctor/clinic for specific insurance information before your visit or procedure to avoid unexpected out-of-pocket costs.

See list of insurers