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RICHARD A. SUNDBERG, M.D. A PROFESSIONAL CORPORATION
NPI 1619244837
Internal Medicine - Gastroenterology in San Francisco, CA

Active since November 17, 2011
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 Richard A. Sundberg, M.d. A Professional Corporation NPPES

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

RICHARD A. SUNDBERG, M.D. A PROFESSIONAL CORPORATION (NPI 1619244837) is a healthcare organization registered as a gastroenterology in San Francisco, California and active in the NPI registry since November 2011. The organization lists Richard Alan Sundberg, Owner, as its authorized official.

NPPES Registry Identity

NPI1619244837
Entity TypeOrganization
Primary Taxonomy207RG0100X
Legal Business NameRICHARD A. SUNDBERG, M.D. A PROFESSIONAL CORPORATION
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
Organization SubpartNo
Authorized OfficialRichard Alan SundbergOwner · (415) 387-8800
Enumeration DateNovember 17, 2011
Last NPPES UpdateSeptember 12, 2018
✔ NPI 1619244837 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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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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.

DR. RICHARD S SUNDBERG M.D.
Internal Medicine (Gastroenterology)
1700 CALIFORNIA ST STE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 387-8800
MS. DIANA GEE TANG M.D.
Pediatrics
1700 CALIFORNIA ST STE 100
SAN FRANCISCO, CA 94109
San Francisco County (415) 440-6700
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 A. Sundberg, M.D. A Professional Corporation's NPI number?

The NPI number for Richard A. Sundberg, M.D. A Professional Corporation is 1619244837. It was assigned to this organization in the NPPES registry on November 17, 2011.

Where is Richard A. Sundberg, M.D. A Professional Corporation located?

Richard A. Sundberg, M.D. A Professional Corporation is located at 1700 California St Ste 100, San Francisco, CA 94109. The listed phone number is (415) 387-8800.

What is Richard A. Sundberg, M.D. A Professional Corporation'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 A. Sundberg, M.D. A Professional Corporation 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.