Individual provider · Type 1 NPI

Allison Ro-Yao Tzeng, MD

Internal Medicine Physician · San Francisco, CA

NPI number 1205575487 Active

Practice location

521 Parnassus Ave
San Francisco, CA 94143-2206

Call (415) 476-1000 Map

Mailing address

900 N 9th St Apt 705
Philadelphia, PA 19123-1230

Other practice locations

  • 3401 N Broad St, Philadelphia, PA 19140-5189 · (800) 836-7536

Specialties and licenses

TaxonomyCodeLicense
Internal Medicine Physician 207R00000XMT226628 (PA)
Internal Medicine Physician Primary 207R00000XA203094 (CA)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1205575487

Allison Ro-Yao Tzeng, MD's National Provider Identifier is 1205575487, issued on Jun 3, 2022. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in San Francisco, CA. The record was last updated on Jun 10, 2025.