Individual provider · Type 1 NPI

James L. Rubenstein, MD

Medical Oncology Physician · San Francisco, CA

NPI number 1972552784 Active

Practice location

400 Parnassus Ave
San Francisco, CA 94143-2202

Call (415) 353-2421 Map

Fax (415) 353-2467

Mailing address

1635 Divisadero St, Ste. 625, Box 1821
San Francisco, CA 94143-0001

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000XG78262 (CA)
Medical Oncology Physician Primary 207RX0202XG78262 (CA)

Medical Oncology Physician: An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

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About NPI 1972552784

James L. Rubenstein, MD's National Provider Identifier is 1972552784, issued on May 9, 2006. The primary taxonomy on file is Medical Oncology Physician (207RX0202X), and the practice location is in San Francisco, CA. The record was last updated on Jul 13, 2026.