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DR. CATHARINE TERESA CLARK-SAYLES M.D.
NPI 1518952860
Internal Medicine in Greenbrae, CA

Active since September 13, 2005
1341 S ELISEO DR, SUITE 200, GREENBRAE, CA 94904(415) 464-8176(415) 464-8177 Get Directions Write a Review

NPPES record last updated: June 23, 2009. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Catharine Teresa Clark-sayles M.d. NPPES

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

DR. CATHARINE TERESA CLARK-SAYLES M.D. (NPI 1518952860) is an individual internal medicine provider in Greenbrae, California, licensed in California (G49182) and active in the NPI registry since September 2005.

NPPES Registry Identity

NPI1518952860
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. CATHARINE TERESA CLARK-SAYLESCredential: M.D.
Location Address1341 S ELISEO DR, SUITE 200Greenbrae, CA 94904-2000
Mailing Address1341 S Eliseo Dr, Suite 200Greenbrae, CA 94904-2000 · (415) 464-8176 · Fax (415) 464-8177
Phone(415) 464-8176
Fax(415) 464-8177
Sole ProprietorNo
Enumeration DateSeptember 13, 2005
Last NPPES UpdateJune 23, 2009
✔ NPI 1518952860 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 · G49182
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.
1341 S ELISEO DR, Greenbrae, CA 94904
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Other Identifiers 3

Medicaid00G491820CA
Medicare ID-Type Unspecified00G491820CA
Medicare UPIND33334CA

Other Providers at the Same Location NPPES 6

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

DR. MARC JOSEPH GEISSBERGER DDS, MA
Dentist (General Practice)
1341 S ELISEO DR, SUITE 327
GREENBRAE, CA 94904
Marin County (415) 461-1341
MARTIN L. ROSSMAN, M.D., A PROFESSIONAL CORPORATION
General Practice
1341 S ELISEO DR, SUITE 350
GREENBRAE, CA 94904
Marin County (415) 925-8600
DR. JEFFREY LOUIS GEISSBERGER DDS
Dentist (General Practice)
1341 S ELISEO DR, SUITE 327
GREENBRAE, CA 94904
Marin County (415) 461-1341
MARIN HEALTHCARE DISTRICT
Internal Medicine
1341 S ELISEO DR, SUITE 200
GREENBRAE, CA 94904
Marin County (415) 464-8169
MARIN MEDICAL GROUP, INC.
Internal Medicine
1341 S ELISEO DR
GREENBRAE, CA 94904
Marin County (415) 464-8169
DR. DAVID H BERMAN M.D.
Internal Medicine
1341 S ELISEO DR
GREENBRAE, CA 94904
Marin County (415) 464-8169

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 Catharine Clark-sayles's NPI number?

The NPI number for Catharine Clark-sayles is 1518952860. It was assigned to this individual provider in the NPPES registry on September 13, 2005.

Where is Catharine Clark-sayles located?

Catharine Clark-sayles practices at 1341 S Eliseo Dr Suite 200, Greenbrae, CA 94904. The listed phone number is (415) 464-8176.

What is Catharine Clark-sayles'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 Catharine Clark-sayles was last updated on June 23, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.