Individual provider · Type 1 NPI

Gerald Alan Gellin, MD

Dermatology Physician · San Francisco, CA

NPI number 1407827405 Active

Practice location

3838 California St, Suite 805
San Francisco, CA 94118-1522

Call (415) 668-2400 Map

Fax (415) 668-6940

Specialties and licenses

TaxonomyCodeLicense
Dermatology Physician Primary 207N00000XC20774 (CA)

Dermatology Physician: A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis an…

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About NPI 1407827405

Gerald Alan Gellin, MD's National Provider Identifier is 1407827405, issued on Jan 28, 2006. The primary taxonomy on file is Dermatology Physician (207N00000X), and the practice location is in San Francisco, CA. The record was last updated on Jul 13, 2026.