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

STEPHANIE MA, MD INC.
NPI 1669306189
Psychiatry & Neurology - Psychiatry in San Diego, CA

Q: What is Stephanie Ma, MD Inc.'s NPI number?

The NPI number for Stephanie Ma, MD Inc. is 1669306189. It was assigned to this organization in the NPPES registry on June 10, 2026.

Q: What is Stephanie Ma, MD Inc.'s specialty?

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

Active since June 10, 2026

7850 VISTA HILL AVE, SAN DIEGO, CA 92123(858) 836-8434 Get Directions Write a Review

NPPES record last updated: August 26, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About Stephanie Ma, Md Inc. NPPES

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

STEPHANIE MA, MD INC. (NPI 1669306189) is a healthcare organization registered as a psychiatry in San Diego, California and active in the NPI registry since June 2026. The organization lists Stephanie Ma, Ceo, as its authorized official.

NPPES Registry Identity

NPI1669306189

Entity TypeOrganization

Primary Taxonomy2084P0800X

Legal Business NameSTEPHANIE MA, MD INC.

Location Address7850 VISTA HILL AVESan Diego, CA 92123-2717

Mailing Address5694 Mission Center Rd Ste 602San Diego, CA 92108-4324 · (909) 282-9150

Phone(858) 836-8434

Organization SubpartNo

Authorized OfficialStephanie MaCeo · (619) 298-8213

Enumeration DateJune 10, 2026

Last NPPES UpdateAugust 26, 2026

NPPES CertifiedAugust 26, 2026

✔ NPI 1669306189 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

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.

7850 VISTA HILL AVE, San Diego, CA 92123

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

MR. STEPHEN SEWALL CHAPIN MBA, CTRS

Recreation Therapist