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MS. LOIS NORA MARK LCSW
NPI 1215077730
Marriage & Family Therapist in San Mateo, CA

Active since February 07, 2007
327 N SAN MATEO DR, STE 10, SAN MATEO, CA 94401(650) 344-5162(510) 865-3838 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Lois Nora Mark Lcsw NPPES

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

MS. LOIS NORA MARK LCSW (NPI 1215077730) is an individual marriage & family therapist in San Mateo, California, licensed in California (MFC1356) and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1215077730
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameMS. LOIS NORA MARKCredential: LCSW
Location Address327 N SAN MATEO DR, STE 10San Mateo, CA 94401-2585
Mailing Address327 N San Mateo Dr, Ste 10San Mateo, CA 94401-2585 · (650) 344-5162 · Fax (510) 865-3838
Phone(650) 344-5162
Fax(510) 865-3838
Sole ProprietorNo
Enumeration DateFebruary 7, 2007
Last NPPES UpdateSeptember 11, 2025
✔ NPI 1215077730 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
License✔ Licensed in CA · MFC1356
Definition
A marriage and family therapist is a person with a master's degree in marriage and family therapy, or a master's or doctoral degree in a related mental health field with substantially equivalent coursework in marriage and family therapy, who receives supervised clinical experience, or a person who meets the state requirements to practice as a marriage and family therapist. A marriage and family therapist treats mental and emotional disorders within the context of marriage and family systems. A marriage and family therapist provides mental health and counseling services to individuals, couples, families, and groups.
Also ListedSocial Worker · ClinicalTaxonomy 1041C0700X · License LCS638 (CA)
327 N SAN MATEO DR, San Mateo, CA 94401
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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.

DR. JONATHON M ROSE PH.D.
Psychologist (Adult Development & Aging)
327 N SAN MATEO DR, SUITE 3
SAN MATEO, CA 94401
San Mateo County (650) 703-4769
DR. BENJAMIN G GRIGGS III M.D.
Psychiatry & Neurology (Child & Adolescent Psychiatry)
327 N SAN MATEO DR
SAN MATEO, CA 94401
San Mateo County (650) 343-8366
KATHLEEN HYNES MFT
Marriage & Family Therapist
327 N SAN MATEO DR, SUITE 7
SAN MATEO, CA 94401
San Mateo County (650) 347-7757
DR. STEPHANIE J. WONG PH.D.
Psychologist (Clinical)
327 N SAN MATEO DR, #7
SAN MATEO, CA 94401
San Mateo County (650) 830-0511
DR. RONALD JAMES SOVAK PHD
Social Worker (Clinical)
327 N SAN MATEO DR, #2
SAN MATEO, CA 94401
San Mateo County (650) 348-1519
MR. THEODORE JOSEPH GRADMAN PH.D.
Psychologist (Cognitive & Behavioral)
327 N SAN MATEO DR, SUITE 3
SAN MATEO, CA 94401
San Mateo County (650) 340-0243
ALEJANDRA A. STOK
Marriage & Family Therapist
327 N SAN MATEO DR, SUITE 2
SAN MATEO, CA 94401
San Mateo County (415) 615-2846
MRS. TATIANA PEKKER MFT
Marriage & Family Therapist
327 N SAN MATEO DR, [email protected]
SAN MATEO, CA 94401
San Mateo County (650) 279-2768

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 Lois Mark's NPI number?

The NPI number for Lois Mark is 1215077730. It was assigned to this individual provider in the NPPES registry on February 7, 2007.

Where is Lois Mark located?

Lois Mark practices at 327 N San Mateo Dr Ste 10, San Mateo, CA 94401. The listed phone number is (650) 344-5162.

What is Lois Mark's specialty?

The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.

When was this NPI record last updated?

The NPPES record for Lois Mark was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.