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JAMES K. YAN, D.O., MEDICAL OFFICE INC.
NPI 1609032283
Internal Medicine - Gastroenterology in San Francisco, CA

Active since August 02, 2008
728 PACIFIC AVE, SUITE 305, SAN FRANCISCO, CA 94133(415) 781-1818 Get Directions Write a Review

NPPES record last updated: August 2, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About James K. Yan, D.o., Medical Office Inc. NPPES

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

JAMES K. YAN, D.O., MEDICAL OFFICE INC. (NPI 1609032283) is a healthcare organization registered as a gastroenterology in San Francisco, California and active in the NPI registry since August 2008. The organization lists James K. Yan, Physician/ceo, as its authorized official.

NPPES Registry Identity

NPI1609032283
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameJAMES K. YAN, D.O., MEDICAL OFFICE INC.
Location Address728 PACIFIC AVE, SUITE 305San Francisco, CA 94133-4457
Mailing Address728 Pacific Ave, Suite 305San Francisco, CA 94133-4457 · (415) 781-1818
Phone(415) 781-1818
Organization SubpartNo
Authorized OfficialJames K. YanPhysician/ceo · (415) 781-1818
Enumeration DateAugust 2, 2008
✔ NPI 1609032283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · 20A6238
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
728 PACIFIC AVE, San Francisco, CA 94133
Open in Google Maps ↗

Other Identifiers 1

Medicare UPING50111CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SARAH LIU CTRS
Recreation Therapist
728 PACIFIC AVE
SAN FRANCISCO, CA 94133
San Francisco County (415) 352-5050
DR. EDWARD Y C CHAN M.D.
Internal Medicine (Hematology & Oncology)
728 PACIFIC AVE, SUITE 504
SAN FRANCISCO, CA 94133
San Francisco County (415) 989-3390
DR. SIEW LOONG TSO M.D.
Family Medicine
728 PACIFIC AVE, SUITE 507
SAN FRANCISCO, CA 94133
San Francisco County (415) 398-6728
WELLMANS PHARMACY INC
Pharmacy (Community/Retail Pharmacy)
728 PACIFIC AVE, STE 110
SAN FRANCISCO, CA 94133
San Francisco County (415) 788-8882
DR. JOHN HO M.D.
Obstetrics & Gynecology
728 PACIFIC AVE, # 503
SAN FRANCISCO, CA 94133
San Francisco County (415) 433-3397
YANCI WU RN
Registered Nurse (Gerontology)
728 PACIFIC AVE
SAN FRANCISCO, CA 94133
San Francisco County (415) 391-9686
MR. TONG ZHANG ACUPUNCTURIST
Acupuncturist
728 PACIFIC AVE, SUITE 606
SAN FRANCISCO, CA 94133
San Francisco County (415) 788-1788
MS. JENNIFER CHIN MS, OTR/L
Occupational Therapist
728 PACIFIC AVE
SAN FRANCISCO, CA 94133
San Francisco County (415) 391-9686

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 James K. Yan, D.O., Medical Office Inc.'s NPI number?

The NPI number for James K. Yan, D.O., Medical Office Inc. is 1609032283. It was assigned to this organization in the NPPES registry on August 2, 2008.

Where is James K. Yan, D.O., Medical Office Inc. located?

James K. Yan, D.O., Medical Office Inc. is located at 728 Pacific Ave Suite 305, San Francisco, CA 94133. The listed phone number is (415) 781-1818.

What is James K. Yan, D.O., Medical Office Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for James K. Yan, D.O., Medical Office Inc. was last updated on August 2, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.