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

TATIANA M TRETIAKOVA M.D.
NPI 1962583336
Psychiatry & Neurology - Child & Adolescent Psychiatry in Costa Mesa, CA

Active since October 18, 2006
2801 BRISTOL ST STE 100, COSTA MESA, CA 92626(714) 850-8408(714) 850-8587 Get Directions Write a Review

NPPES record last updated: August 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Tatiana M Tretiakova M.d. NPPES

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

TATIANA M TRETIAKOVA M.D. (NPI 1962583336) is an individual child & adolescent psychiatry provider in Costa Mesa, California, licensed in California (A63465) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1962583336
Entity TypeIndividualFemale
Primary Taxonomy2084P0804X
Provider Legal NameTATIANA M TRETIAKOVACredential: M.D.
Location Address2801 BRISTOL ST STE 100Costa Mesa, CA 92626-5996
Mailing Address2801 Bristol St Ste 100Costa Mesa, CA 92626-5996 · (714) 850-8408
Phone(714) 850-8408
Fax(714) 850-8587
Sole ProprietorYes
Enumeration DateOctober 18, 2006
Last NPPES UpdateAugust 13, 2026
NPPES CertifiedAugust 13, 2026
✔ NPI 1962583336 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · Child & Adolescent PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0804X
License✔ Licensed in CA · A63465
Definition
Child & Adolescent Psychiatry is a subspecialty of psychiatry with additional skills and training in the diagnosis and treatment of developmental, behavioral, emotional, and mental disorders of childhood and adolescence.
2801 BRISTOL ST STE 100, Costa Mesa, CA 92626
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Other Providers at the Same Location NPPES 12

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

JENNIFER DENISE GUTIERREZ LCSW
Social Worker (Clinical)
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8408
YADIRA ROMERO
Counselor (Mental Health)
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8408
YESENIA ESPINOZA
Rehabilitation Practitioner
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (148) 508-4087
MS. LAURA ZAMORA
Psychologist
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8408
JENNIFER HERNANDEZ
Marriage & Family Therapist
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8408
EVELYN JHOANA CERVANTES MSW
Social Worker (Clinical)
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8408
MR. DAVID PETE CEDENO LMFT
Marriage & Family Therapist
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8435
DINA AGUILAR
Rehabilitation Practitioner
2801 BRISTOL ST STE 100
COSTA MESA, CA 92626
Orange County (714) 850-8408

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 Tatiana Tretiakova's NPI number?

The NPI number for Tatiana Tretiakova is 1962583336. It was assigned to this individual provider in the NPPES registry on October 18, 2006.

Where is Tatiana Tretiakova located?

Tatiana Tretiakova practices at 2801 Bristol St Ste 100, Costa Mesa, CA 92626. The listed phone number is (714) 850-8408.

What is Tatiana Tretiakova's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Child & Adolescent Psychiatry, with taxonomy code 2084P0804X.

When was this NPI record last updated?

The NPPES record for Tatiana Tretiakova was last updated on August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.