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JACK YEN MD
NPI 1144428483
Psychiatry & Neurology - Psychiatry in Palo Alto, CA

Active since July 09, 2007
512 HAMILTON AVE, PALO ALTO, CA 94301(650) 250-5615 Get Directions Write a Review

NPPES record last updated: March 17, 2018. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 17, 2018, Feb 21, 2018 (2 updates tracked since 2018).

About Jack Yen Md NPPES

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

JACK YEN MD (NPI 1144428483) is an individual psychiatry provider in Palo Alto, California, licensed in California (A118843) and active in the NPI registry since July 2007. He maintains a secondary practice location in Los Altos.

NPPES Registry Identity

NPI1144428483
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameJACK YENCredential: MD
Location Address512 HAMILTON AVEPalo Alto, CA 94301-2011
Mailing Address2310 Homestead Rd Ste C1-543Los Altos, CA 94024-7339
Phone(650) 250-5615
Sole ProprietorNo
Enumeration DateJuly 9, 2007
Last NPPES UpdateMarch 17, 20182 updates tracked since enumeration
✔ NPI 1144428483 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 · A118843
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.
512 HAMILTON AVE, Palo Alto, CA 94301
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Secondary Practice Location 1

Location 12310 Homestead Rd Ste C1-543Los Altos, CA 94024-7339 · Phone (614) 304-1816

Other Providers at the Same Location NPPES 5

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

ALEPH PSYCHOLOGICAL SERVICES, INC.
Psychologist
512 HAMILTON AVE
PALO ALTO, CA 94301
Santa Clara County (415) 843-1523
ELISABETH AUSTIN PSY.D.
Psychologist (Clinical)
512 HAMILTON AVE
PALO ALTO, CA 94301
Santa Clara County (650) 888-9694
DR. BRYNN H EWEN D.P.M.
Podiatrist
512 HAMILTON AVE
PALO ALTO, CA 94301
Santa Clara County (650) 323-2200
DR. JULIA SCHIRM PHD
Psychologist (Clinical)
512 HAMILTON AVE
PALO ALTO, CA 94301
Santa Clara County (415) 843-1523
CHRISTIANE ZENTENO PHD
Psychologist (Clinical)
512 HAMILTON AVE
PALO ALTO, CA 94301
Santa Clara County (415) 843-1523

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 Jack Yen's NPI number?

The NPI number for Jack Yen is 1144428483. It was assigned to this individual provider in the NPPES registry on July 9, 2007.

Where is Jack Yen located?

Jack Yen practices at 512 Hamilton Ave, Palo Alto, CA 94301. The listed phone number is (650) 250-5615.

What is Jack Yen's specialty?

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

When was this NPI record last updated?

The NPPES record for Jack Yen was last updated on March 17, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.