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CISSY LYNNE SWIERNIK
NPI 1124839154
Marriage & Family Therapist in Danville, CA

Active since January 17, 2025
301 HARTZ AVE STE 207, DANVILLE, CA 94526(925) 232-1130 Get Directions Write a Review

NPPES record last updated: January 17, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Cissy Lynne Swiernik NPPES

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

CISSY LYNNE SWIERNIK (NPI 1124839154) is an individual marriage & family therapist in Danville, California and active in the NPI registry since January 2025.

NPPES Registry Identity

NPI1124839154
Entity TypeIndividualFemale
Primary Taxonomy106H00000X
Provider Legal NameCISSY LYNNE SWIERNIK
Location Address301 HARTZ AVE STE 207Danville, CA 94526-3328
Mailing Address26 Fraser DrWalnut Creek, CA 94596-5426 · (812) 369-0499
Phone(925) 232-1130
Sole ProprietorNo
Enumeration DateJanuary 17, 2025
NPPES CertifiedJanuary 17, 2025
✔ NPI 1124839154 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers
Taxonomy Code106H00000X
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.
301 HARTZ AVE STE 207, Danville, CA 94526
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Other Names 1

Former Name (1)Cissy Lynne Saylor

Other Providers at the Same Location NPPES 3

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

CLARITAS FAMILY COUNSELING, PROFESSIONAL CORPORATION
Marriage & Family Therapist
301 HARTZ AVE STE 207
DANVILLE, CA 94526
Contra Costa County (925) 272-9939
SHANNON KELLY AMFT, APCC
Marriage & Family Therapist
301 HARTZ AVE STE 207
DANVILLE, CA 94526
Contra Costa County (925) 232-1130
SAMANTHA MA
Marriage & Family Therapist
301 HARTZ AVE STE 207
DANVILLE, CA 94526
Contra Costa County (408) 838-6683

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 Cissy Swiernik's NPI number?

The NPI number for Cissy Swiernik is 1124839154. It was assigned to this individual provider in the NPPES registry on January 17, 2025. The provider is also known as Cissy Lynne Saylor.

Where is Cissy Swiernik located?

Cissy Swiernik practices at 301 Hartz Ave Ste 207, Danville, CA 94526. The listed phone number is (925) 232-1130.

What is Cissy Swiernik'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 Cissy Swiernik was last updated on January 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.