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John Tsao, MD


John Tsao, MD

UCLA Physician John Tsao, MD specializes in Endocrinology,  Diabetes & Metabolism.
Endocrinology, Diabetes & Metabolism
Language Spoken
State License Number
(310) 542-6333
Fax Number

3445 Pacific Coast Highway, Suite 100
Torrance, CA 90505

Endocrinology, Diabetes & Metabolism, American Board of Internal Medicine, 1981
Internal Medicine, American Board of Internal Medicine, 1972
Endocrinology Diabetes & Metabolism, LAC + USC Medical Center, 1964 - 1965
Internal Medicine, LAC + USC Medical Center, 1961 - 1964
Transitional, LAC + USC Medical Center, 1960 - 1961
Medical Degree
MD, Creighton University School of Medicine, 1960
Adrenal Disorders, Biopsy Thyroid, Calcium & Vitamin Deficiency, Cholesterol, Diabetes, Hypogonadism, Lipid Disorders, Neuroendocrine Tumors, Osteoporosis, Paget's Disease, Pituitary Disorders, Thyroid Disorder
Department Affiliation
Physician, Endocrinology, Diabetes and Hypertension, Diabetes Program
Research Interest
Thyroid disorders, Diabetes, Pituitary and Osteoporosis
Additional Information

Dr. John M. Tsao was born in Geneva, Switzerland and moved to the Los Angeles area as a child. He attended Loyola High School in Los Angeles. Dr. Tsao attended UCLA and received his B.A. in Zoology in 1956. He graduated from Creighton University School of Medicine in Omaha, Nebraska in 1960 and interned at LA County/USC Medical Center. This was followed by a residency in internal medicine and a fellowship in Endocrinology.

Between 1967-1968, Dr. Tsao served in Korea as a Major MC in the United States Army. He entered private practice in 1969. In addition to private practice, Dr. Tsao is a Clinical Professor of Medicine at USC Medical School. He is also on the Attending Staff at UCLA School of Medicine.

Dr. Tsao is board-certified in Internal Medicine, Endocrinology and Metabolism. He is member of the Society Of Graduate Internists of Los Angeles County Hospital, Phi Rho Sigma, American Society of Internal Medicine, American College of Physicians, Endocrine Society, the American Association of Clinical Endocrinologists and the Asian American Physicians Association. He is a Fellow of the American College of Endocrinology.

Dr. Tsao has medical staff affiliations at Little Company of Mary Hospital and Torrance Memorial Hospital. During his long and distinguished career, Dr. Tsao has served as President of the Medical Board of California (1991) and in various executive capacities within the California Board of Medical Quality Assurance.

Dr. Tsaos special interest & expertise focuses on thyroid disorders. For many years he has specialized in ultrasound guided biopsies of thyroid tumors, now done at his state of the art medical facility. In his leisure time Dr. Tsao enjoys golf, sports, jazz music, science fiction, travel and fine dining.

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