David Geffner, MD

David Geffner, MD, FACP, FACE

Endocrinology Los Angeles, CA

Clinical Professor of Medicine, UCLA

Office Address

Office Map
  • 200 UCLA Medical Plaza
    Suite 530
    Los Angeles, CA 90095
    Phone: (310) 393-2282


  • Dr. Geffner is a practicing adult and pediatric endocrinologist who has worked for large medical groups across Southern California. After obtaining his M.D. at Georgetown University School of Medicine he did his internship and subsequently his residency at the Cornell Cooperating Hospital House Staff Training Program in New York. He finished fellowships in endocrinology at the New York Hospital and UCLA-Wadsworth VA where he became Assistant Chief of Endocrinology before leaving for clinical practice. He continues to teach courses 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. He is a member of several professional societies including the Endocrine Society, the American Association of Clinical Endocrinologists, and the American Thyroid Association. He has served on several national and local committees for several of these organizations. He is past President of the Los Angeles County Chapter of the American Diabetes Association and is an advisor to groups such as The American College of Medical Quality and the Rand Corp. He presently consults for the Medical Board of California of which he was a member, for Medicare, and for the Center for Health Dispute Resolution. He was a JACO surveyor for the California Department of Health Services and Institute for Medical Quality. He 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. He is the co-chair of the Thyroid Disorders Educational Initiative and a speaker for the Diabetes Educational Initiative and several pharmaceutical companies.

Dr. Geffner's Clinical Specialties & Interests

  • Endocrinology: General Endocrinology, Thyroid, Adrenal
  • Clinical Interests: Thyroid Diseases; Adrenal Glands

Dr. Geffner's Faculty Appointments & Work History

  • Co-ChairNational Thyroid Disorders Educational Program
  • Associate Physician DiplomateUCLA
    Los Angeles, CA
  • Endocrine ConsultantLa Vida and Southern California Permanente Medical Groups
    Los Angeles, CA
  • Medical DirectorMed Partners
  • FacultyNational Diabetes Education Initiative
    Lyndhurst, NJ
  • FacultyCMA/CHA Educational Patient Care Audit Workshops
  • ChiefKPC Medical Group (Formerly Friendly Hills)
    Riverside, CA
  • Clinical ProfessorDavid Geffen School of Medicine at UCLA
    Assistant Professor (1973-1974); Assistant Clinical Professor (1974-1981); Associate Clinical Professor (1981-1990)
  • Assistant ChiefWadsworth VA Hospital
    Los Angeles, CA
  • Clinical Attending, Admitting & Diagnostic ServiceSloan-Kettering Institute/Memorial Hospital for Cancer & Allied Diseases
    New York, NY
    Chief, Biology Group, Section of Epidemiology (1965)

Dr. Geffner's Education & Medical Training

  • UCLA Medical CenterUCLA Medical CenterFellowship, Endocrinology
  • Cornell Cooperating HospitalsCornell Cooperating HospitalsResidency, Internal Medicine
  • Brooklyn Hosp CtrBrooklyn Hosp CtrInternship, Medicine
  • Georgetown Univ Sch of MedGeorgetown University School of MedicineMedical School
  • New York UniversityNew York UniversityOther Training, BA, Cum Laude

Dr. Geffner's Certifications & Licensure

  • CA State Medical LicenseCA State Medical License1969 - 2014
  • American Board of Internal MedicineAmerican Board of Internal MedicineInternal Medicine, 1971
  • American Board of Internal MedicineAmerican Board of Internal MedicineEndocrinology & Metabolism, 1973

Dr. Geffner's Awards, Honors, & Recognition

  • American Association of Clinical EndocrinologyFellow (FACE)American Association of Clinical Endocrinology
  • SuperDoctors.comSuper DoctorSuperDoctors.com

Dr. Geffner's Publications & Presentations

PubMed | Citations by Web of Science®

Journal Articles

  • Effect of Hydrochlorothiazide Upon Serum and Urinary Calcium in Patients with Hypoparathyroidism.Arata RO, Mautalen CA, Geffner D, Horwith M, Medicina
  • Patterns of Recovery of the Hypothalamic-Pituitary-Thyroid Axis in Patients Taken off Chronic Thyroid Therapy.Krugman LG, Hershman JM, Chopra IJ, Levin GA, Pekary A, Geffner DL, Chau Teco GN, J C!in Endocrin Metab
  • Hyperthyroidism. Causes, Etiology of Graves' Disease, Clinical Features, General Aspects of Treatment.Geffner DL, Hershman JM, J Pharm Ther
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Books/Book Chapters

  • International Encyclopedia of Pharmacology and Therapeutics.Chapter: HyperthyroidismPage 169 - 192
    Geffner DL, Hershman JM
    Editors: (Hershman, J.M. and Bray, G.Pergamon Press: Oxford
  • Sexual Medicine and Counselling in Office Practice.Chapter: Hormones and Endocrine Disorders.Page 43 - 70
    Geffner DL
    Editors: Munjack, D.J. and Ozief, L.J.Little, Brown and Company, Boston


  • Propylthiouracil Blocks Extrathyroidal Conversion of Thyroxine to Triiodothyronine and Augments Thyrotropin Secretion.Geffner DL, Azukizawa M, Hershman, JM, Clin Res
  • Usefulness of the Measurement of Serum Cortisol (F) and Dehydroepiandrosterone (DHEA-S) in Diagnosis of Patients with Cushing's Syndrome.Ashcraft MW, Van Herle AS, Vener SL, Geffner DL, Endocrinology
  • Sodium lpodate in the Treatment of Hyperthyroidism.Sharp B, Reed AW, Tamagna E, Geffner, DL, Hershman, JM, Clin Res
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  • Depression in Adult Onset Diabetes Mellitus.Depression and Chronic Disease, San Diego, CA
  • Diabetes Care in HMOs. Financing the Care of Diabetes Mellitus in the 1990s.Second National Conference. Washington, D.C
  • Diabetes in the VA Setting.Seven VA Medical Teleconferences
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Dr. Geffner's Professional Memberships

Hospital Affiliations

Medical Groups

  • UCLA Medical Group

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