Portrait: David Geffner

David Lewis Geffner

MD, FACP, FACE, FACP,FACE
Professional Focus Dr. Geffner is a practicing adult and pediatric endocrinologist who has worked for large medical groups across Southern California. He continues to teach and was a member of the Committee on Scientific Integrity at UCLA where he is a full clinical professor. When his is not seeing patients he is teaching fellows, residents, and medical students at UCLA affiliated hospitals.

Dr. Geffner is an invited speaker at national, professional, and community meetings and has served on the editorial advisory boards and review panels for several journals as well as publishing original articles in the fields of thyroid, diabetes, calcium, adrenal, sexual function, delivery of health care, and disease state management.
Honors & Awards Speaker for the Diabetes Educational Initiative
Past President of the Los Angeles County Chapter of the American Diabetes Association
Certificates of Meritorious Service
Castle Connolly's Top Doctors™ (2012 - 2013)
People's Choice (2008-2012)
Compassionate Physician (2012)
Research & Publications Selected Publications:

Arata RO, Mautalen CA, Geffner D, Horwith M 1974 Effect of Hydrochlorothiazide Upon Serum and Urinary Calcium in Patients with Hypoparathyroidism. Medicina 34:463

Geffner DL, Azukizawa M, Hershman, JM 1975 Propylthiouracil Blocks Extrathyroidal Conversion of Thyroxine to Triiodothyronine and Augments Thyrotropin Secretion in Man. J Clin Invest 55:224

Krugman LG, Hershman JM, Chopra IJ, Levin GA, Pekary A, Geffner DL, Chau Teco GN 1975 Patterns of Recovery of the Hypothalamic-Pituitary-Thyroid Axis in Patients Taken off Chronic Thyroid Therapy. J C!in Endocrin Metab 41:70

Geffner DL, Hershman JM 1976 Hyperthyroidism. Causes, Etiology of Graves' Disease, Clinical Features, General Aspects of Treatment. J Pharm Ther 1:401

Geola F, Chopra I, Geffner DL 1980 Patterns of Reverse T3 Monodeiodination in Hypothyroidism and Nonthyroidal Illness. J Ciin Endocrin Metab 50:336

Sharp B, Reed AW, Tamagna EI, Geffner DL, Hershman, JM 1981 Treatment of Hyperthyroidism with Sodium lpodate (Oragrafin) in Addition to Propylthiouracil and Propranolol. J Clin Endocrin Metab 53:622

Ashcraft MW, Van Herte AJ, Vener SL, Geffner DL 1982 Serum Cortisol in Cushing's Syndrome After High and Low Dose Dexamethasone Suppression. Ann Int Med 97:21

Chopra IJ, Boado RJ, Geffner DL, Solomon DH 1988 Radioimmunoassay for Measurement of Thyronine and its Acetic Acid Analog in Urine. J Clin Endocrin Metab 67:480

Geffner DL 1989 Symptom Rating Scale for Assessing Hyperthyroidism. Arch. Intern Med149:1466

Geffner DL, Sladek J, Hershman JM 1990 Pharmacokinetics and Clinical Effects of Atenolol in Therapy of Hyperthyroidism. Drugs Under Exper Clin Res 16:167

Geffner DL, Hershman JM 1992 Beta-Adrenergic Blockade for Treatment of Hyperthyroidism. Amer J Med 93:61

Geffner DL 1992 Diabetes Care in HMOs Diabetes Care 1S(Suppl. 1):44

Sugawara M, Geffner DL, Martinez D,Hershman JM 2009 Novel Treatment of Medullary Thyroid Cancer. Curr Opin Endocrinol Diabetes Obes 16:367

Bhat, S, Geffner DL 2015 Unusual Presentation of Bladder Paraganglioma. Endocrine Practice in press
Conditions
Autoimmune Thyroiditis Hashimotos Thyroiditis
Cancer of the Thyroid (Thyroid Cancer)
Disease, Thyroid (Thyroid Disease)
Goiter (Hypothyroidism)
Graves Disease Hyperthyroidism
Hyperparathyroidism
Hyperthyroidism
Hypothalamic Disease (Hypothyroidism)
Hypothyroidism
Lymphocytic Thyroiditis (Hypothyroidism)
Nodule, Thyroid (Thyroid Nodules)
Postpartum Thyroiditis (Thyroiditis)
Adrenal Insufficiency (Addisons Disease)
Procedures
Thyroid Needle Biopsy FineNeedle Aspiration Biopsy of the Thyroid
FineNeedle Aspiration Biopsy of the Thyroid
Georgetown University School of Medicine, 1967
Medical School
North Shore University Hospital, Internal Medicine, 1969
Residency
New York Hospital - Cornell University Medical Ctr, Internal Medicine, 1971
Residency
New York Hospital - Cornell University Medical Ctr., Medicine/Endocrinology, 1972
Fellowship
VA Greater Los Angeles Healthcare System, Internal Medicine, 1973
Fellowship
Board Certifications
American Board of Internal Medicine
Endocrinology, Diabetes, & Metabolism
Hospital Affiliation
Ronald Reagan UCLA Medical Center
Place of Work
Co-Chair, Thyroid Disorders Educational Initiative | Academic | Current
Clinical Professor of Endocrinology, UCLA School of Medicine | Hospital Based, Academic | Current
Languages
English