Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MEI WAI LAM M.D.
NPI 1215469887
Psychiatry & Neurology - Psychiatry in Los Angeles, CA

Q: What is Mei Wai Lam's NPI number?

The NPI number for Mei Wai Lam is 1215469887. It was assigned to this individual provider in the NPPES registry on April 1, 2017.

Q: What is Mei Wai Lam's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mei Wai Lam was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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 April 01, 2017

840 N AVENUE 66, LOS ANGELES, CA 90042(626) 395-7100 Get Directions Write a Review

NPPES record last updated: July 22, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 22, 2026, Jul 7, 2023, Oct 22, 2020 and 1 more (4 updates tracked since 2017).

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About Mei Wai Lam M.d. NPPES

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

MEI WAI LAM M.D. (NPI 1215469887) is an individual psychiatry provider in Los Angeles, California, licensed in California (A16482) and active in the NPI registry since April 2017.

NPPES Registry Identity

NPI1215469887

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameMEI WAI LAMCredential: M.D.

Location Address840 N AVENUE 66Los Angeles, CA 90042-1508

Mailing Address840 N Avenue 66Los Angeles, CA 90042-1508 · (626) 395-7100

Phone(626) 395-7100

Sole ProprietorNo

Enumeration DateApril 1, 2017

Last NPPES UpdateJuly 22, 20264 updates tracked since enumeration

NPPES CertifiedJuly 22, 2026

✔ NPI 1215469887 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Licenses✔ Licensed in CA · A16482✔ Licensed in DE · C7-0006428

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.

840 N AVENUE 66, Los Angeles, CA 90042

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Other Providers at the Same Location NPPES 20

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

DR. JENNIE M. MATHESS PSY.D.

Psychologist (Clinical)