DR. MARK WILLIAMS STEVENS PH.D.
NPI 1336269398
Psychologist - Clinical in Poway, CA

Q: What is Mark Stevens's NPI number?

The NPI number for Mark Stevens is 1336269398. It was assigned to this individual provider in the NPPES registry on March 30, 2007.

Q: What is Mark Stevens's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Mark Stevens was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since March 30, 2007

13525 MIDLAND RD, SUITE J, POWAY, CA 92064(858) 207-8322(858) 748-8050 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Mark Williams Stevens Ph.d. NPPES

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

DR. MARK WILLIAMS STEVENS PH.D. (NPI 1336269398) is an individual clinical provider in Poway, California, licensed in California (20859) and active in the NPI registry since March 2007.

NPPES Registry Identity

NPI1336269398

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. MARK WILLIAMS STEVENSCredential: PH.D.

Location Address13525 MIDLAND RD, SUITE JPoway, CA 92064-4771

Mailing Address13525 Midland Rd, Suite JPoway, CA 92064-4771 · (858) 207-8322 · Fax (858) 748-8050

Phone(858) 207-8322

Fax(858) 748-8050

Sole ProprietorYes

Enumeration DateMarch 30, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1336269398 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

License✔ Licensed in CA · 20859

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

13525 MIDLAND RD, Poway, CA 92064

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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 10

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

DEBORAH SINGER LEWALLEN MS MFT

Marriage & Family Therapist

13525 MIDLAND RD
POWAY, CA 92064

San Diego County (858) 354-3123

HALEIGH A KING LMT

Massage Therapist

13525 MIDLAND RD
POWAY, CA 92064

San Diego County (912) 663-5613

DR. JAY WARNER DICKSON DC

Chiropractor

13525 MIDLAND RD, SUITE G
POWAY, CA 92064

San Diego County (858) 748-1432

DR. WILLIAM SIDNEY COMBS D.D.S.

Dentist

13525 MIDLAND RD, STE A
POWAY, CA 92064

San Diego County (858) 748-2364

MARY ANN NEUMANN M.F.T.

Marriage & Family Therapist

13525 MIDLAND RD, SUITE J
POWAY, CA 92064

San Diego County (858) 395-0135

CHARLOTTE LESLIE BRANDT

Internal Medicine

13525 MIDLAND RD
POWAY, CA 92064

San Diego County (858) 486-9100

SAN DIEGO PSYCHOLOGICAL & EDUCATIONAL SERVICES INC

Psychologist (Clinical)

13525 MIDLAND RD, SUITE J
POWAY, CA 92064

San Diego County (760) 789-7173

MS. SILVIA SUSANA GRINDLE PHYSICIAN ASSISTANT

Physician Assistant

13525 MIDLAND RD, SUITE F
POWAY, CA 92064

San Diego County (858) 486-9100

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 Mark Stevens's NPI number?

The NPI number for Mark Stevens is 1336269398. It was assigned to this individual provider in the NPPES registry on March 30, 2007.

Where is Mark Stevens located?

Mark Stevens practices at 13525 Midland Rd Suite J, Poway, CA 92064. The listed phone number is (858) 207-8322.

What is Mark Stevens's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

What insurance does Mark Stevens accept?

Health plans from Providence Health Plan list Mark Stevens 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 Mark Stevens was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.