1. Home
  2. Directory
  3. California
  4. San Marino
  5. Internal Medicine
  6. NPI Profile

RICHARD WILLIAMS MD
NPI 1972577690
Internal Medicine in San Marino, CA

Active since February 17, 2006
375 HUNTINGTON DR, SUITE G, SAN MARINO, CA 91108(626) 441-4231(626) 441-0282 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Richard Williams Md NPPES

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

RICHARD WILLIAMS MD (NPI 1972577690) is an individual internal medicine provider in San Marino, California, licensed in California (G58242) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1972577690
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameRICHARD WILLIAMSCredential: MD
Location Address375 HUNTINGTON DR, SUITE GSan Marino, CA 91108-2357
Mailing Address145 Vista Ave, Suite 104Pasadena, CA 91107-3607 · (626) 397-8335 · Fax (626) 397-8350
Phone(626) 441-4231
Fax(626) 441-0282
Sole ProprietorNo
Enumeration DateFebruary 17, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1972577690 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 · G58242
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.
375 HUNTINGTON DR, San Marino, CA 91108
Open in Google Maps ↗

Other Identifiers 1

Medicare UPINA93503CA

Other Providers at the Same Location NPPES 14

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

DR. KARL FRIEDRICH VONTIEHL M.D.
Allergy & Immunology
375 HUNTINGTON DR, SUITE C
SAN MARINO, CA 91108
Los Angeles County (626) 460-6038
TINA YANG MD
Family Medicine
375 HUNTINGTON DR, SUITE G
SAN MARINO, CA 91108
Los Angeles County (626) 441-4231
BUY WELL INC
Pharmacy (Community/Retail Pharmacy)
375 HUNTINGTON DR
SAN MARINO, CA 91108
Los Angeles County (626) 441-1159
LORNA BLANCO M.D.
Specialist
375 HUNTINGTON DR, SUITE G
SAN MARINO, CA 91108
Los Angeles County (626) 441-4231
DR. JEFFREY HUANG D.O.
Ophthalmology
375 HUNTINGTON DR, SUITE D
SAN MARINO, CA 91108
Los Angeles County (626) 799-2075
DR. LOUIS KENNETH COUNTRYMAN M.D.
Specialist
375 HUNTINGTON DR, # D
SAN MARINO, CA 91108
Los Angeles County (626) 287-9611
THE HUNTINGTON MEDICAL FOUNDATION
Internal Medicine
375 HUNTINGTON DR, SUITE G
SAN MARINO, CA 91108
Los Angeles County (626) 441-4231
KARL VON TIEHL, MD, INC.
Clinic/Center (Medical Specialty)
375 HUNTINGTON DR, SUITE C
SAN MARINO, CA 91108
Los Angeles County (626) 460-6038

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 Williams's NPI number?

The NPI number for Richard Williams is 1972577690. It was assigned to this individual provider in the NPPES registry on February 17, 2006.

Where is Richard Williams located?

Richard Williams practices at 375 Huntington Dr Suite G, San Marino, CA 91108. The listed phone number is (626) 441-4231.

What is Richard Williams'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 Richard Williams was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.