DAVID M FEINSTEIN MD
NPI 1609810597
Internal Medicine in Sunnyvale, CA

Q: What is David Feinstein's NPI number?

The NPI number for David Feinstein is 1609810597. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Q: What is David Feinstein's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for David Feinstein 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.

Active since June 15, 2006

1413 KNOWLTON DR, SUNNYVALE, CA 94087(805) 602-0386 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About David M Feinstein Md NPPES

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

DAVID M FEINSTEIN MD (NPI 1609810597) is an individual internal medicine provider in Sunnyvale, California, licensed in California (G83862) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1609810597

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDAVID M FEINSTEINCredential: MD

Location Address1413 KNOWLTON DRSunnyvale, CA 94087-3152

Mailing Address1413 Knowlton DrSunnyvale, CA 94087-3152 · (805) 602-0386

Phone(805) 602-0386

Sole ProprietorYes

Enumeration DateJune 15, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1609810597 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 · G83862

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.

1413 KNOWLTON DR, Sunnyvale, CA 94087

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Other Identifiers 3

Medicaid00G838620CA

Medicare ID-Type Unspecified00G838621CA

Medicare UPING52972

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 David Feinstein's NPI number?

The NPI number for David Feinstein is 1609810597. It was assigned to this individual provider in the NPPES registry on June 15, 2006.

Where is David Feinstein located?

David Feinstein practices at 1413 Knowlton Dr, Sunnyvale, CA 94087. The listed phone number is (805) 602-0386.

What is David Feinstein'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 David Feinstein 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.