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DR. RICHARD S SUNDBERG M.D.
NPI 1023037470
Internal Medicine - Gastroenterology in San Francisco, CA

Active since July 18, 2006
1700 CALIFORNIA ST STE 100, SAN FRANCISCO, CA 94109(415) 387-8800(415) 387-5204 Get Directions Write a Review

NPPES record last updated: September 12, 2018. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Dr. Richard S Sundberg M.d. NPPES

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

DR. RICHARD S SUNDBERG M.D. (NPI 1023037470) is an individual gastroenterology provider in San Francisco, California, licensed in California (G29935) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1023037470
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. RICHARD S SUNDBERGCredential: M.D.
Location Address1700 CALIFORNIA ST STE 100San Francisco, CA 94109-4587
Mailing Address1700 California St Ste 100San Francisco, CA 94109-4587 · (415) 387-8800 · Fax (415) 387-5204
Phone(415) 387-8800
Fax(415) 387-5204
Sole ProprietorYes
Enumeration DateJuly 18, 2006
Last NPPES UpdateSeptember 12, 2018
✔ NPI 1023037470 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 · G29935
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.
1700 CALIFORNIA ST STE 100, San Francisco, CA 94109
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Other Identifiers 1

Medicaid00G299350CA

Other Providers at the Same Location NPPES 4

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

MS. DIANA GEE TANG M.D.
Pediatrics
1700 CALIFORNIA ST STE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 440-6700
RICHARD A. SUNDBERG, M.D. A PROFESSIONAL CORPORATION
Internal Medicine (Gastroenterology)
1700 CALIFORNIA ST STE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 387-8800
DIANA TANG, M.D. AND SONJA HUIE, M.D., INC.
Pediatrics (Adolescent Medicine)
1700 CALIFORNIA ST STE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 440-6700
DR. SONJA JEAN FONG HUIE M.D.
Pediatrics
1700 CALIFORNIA ST STE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 440-6700

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 Richard Sundberg's NPI number?

The NPI number for Richard Sundberg is 1023037470. It was assigned to this individual provider in the NPPES registry on July 18, 2006.

Where is Richard Sundberg located?

Richard Sundberg practices at 1700 California St Ste 100, San Francisco, CA 94109. The listed phone number is (415) 387-8800.

What is Richard Sundberg'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 Richard Sundberg was last updated on September 12, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.