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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DAVID M ISENMAN MD
NPI 1225071400
Psychiatry & Neurology - Psychiatry in San Mateo, CA

Active since June 14, 2006
611 N SAN MATEO DRIVE, SAN MATEO, CA 94401(650) 579-1236(650) 579-1236 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About David M Isenman Md NPPES

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

DAVID M ISENMAN MD (NPI 1225071400) is an individual psychiatry provider in San Mateo, California, licensed in California (00G333640) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1225071400
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDAVID M ISENMANCredential: MD
Location Address611 N SAN MATEO DRIVESan Mateo, CA 94401
Mailing Address611 N San Mateo DriveSan Mateo, CA 94401 · (650) 579-1236 · Fax (650) 579-1236
Phone(650) 579-1236
Fax(650) 579-1236
Sole ProprietorNo
Enumeration DateJune 14, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1225071400 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License✔ Licensed in CA · 00G333640
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
611 N SAN MATEO DRIVE, San Mateo, CA 94401
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan.Insurance ›

Other Providers at the Same Location NPPES

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

DAVID M ISENMAN MD INC
Psychiatry & Neurology (Psychiatry)
611 N SAN MATEO DRIVE
SAN MATEO, CA 94401
San Mateo County (650) 579-1236

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 Isenman's NPI number?

The NPI number for David Isenman is 1225071400. It was assigned to this individual provider in the NPPES registry on June 14, 2006.

Where is David Isenman located?

David Isenman practices at 611 N San Mateo Drive, San Mateo, CA 94401. The listed phone number is (650) 579-1236.

What is David Isenman's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

What insurance does David Isenman accept?

Health plans from Providence Health Plan list David Isenman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for David Isenman was last updated on July 13, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.