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DR. JOHN S. YAO MD FACP
NPI 1275169302
Internal Medicine in San Francisco, CA

Active since March 20, 2020
229 BRANNAN ST UNIT 15C, SAN FRANCISCO, CA 94107(415) 308-9278 Get Directions Write a Review

NPPES record last updated: March 20, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. John S. Yao Md Facp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. JOHN S. YAO MD FACP (NPI 1275169302) is an individual internal medicine provider in San Francisco, California, licensed in California (G54622) and active in the NPI registry since March 2020.

NPPES Registry Identity

NPI1275169302
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. JOHN S. YAOCredential: MD FACP
Location Address229 BRANNAN ST UNIT 15CSan Francisco, CA 94107-4059
Mailing AddressPo Box 191202San Francisco, CA 94119-1202 · (415) 308-9278
Phone(415) 308-9278
Sole ProprietorYes
Enumeration DateMarch 20, 2020
NPPES CertifiedMarch 20, 2020
✔ NPI 1275169302 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G54622
Definition
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 medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
229 BRANNAN ST UNIT 15C, San Francisco, CA 94107
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is John Yao's NPI number?

The NPI number for John Yao is 1275169302. It was assigned to this individual provider in the NPPES registry on March 20, 2020.

Where is John Yao located?

John Yao practices at 229 Brannan St Unit 15C, San Francisco, CA 94107. The listed phone number is (415) 308-9278.

What is John Yao's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for John Yao was last updated on March 20, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.