MS. ERIN BYOUS MFT
NPI 1104133016
Marriage & Family Therapist in Petaluma, CA

Q: What is Erin Byous's NPI number?

The NPI number for Erin Byous is 1104133016. It was assigned to this individual provider in the NPPES registry on September 13, 2010. The provider is also known as N/A N/A M.A., Mft.

Q: What is Erin Byous's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Erin Byous was last updated on October 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.

Active since September 13, 2010PECOS Enrolled

305 HASH CT, PETALUMA, CA 94952(707) 338-0343 Get Directions Write a Review

NPPES record last updated: October 9, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 9, 2025, Jan 11, 2022 (2 updates tracked since 2022).

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About Ms. Erin Byous Mft NPPES

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

MS. ERIN BYOUS MFT (NPI 1104133016) is an individual marriage & family therapist in Petaluma, California, licensed in California (90706) and active in the NPI registry since September 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1104133016

Entity TypeIndividualFemale

Primary Taxonomy106H00000X

Provider Legal NameMS. ERIN BYOUSCredential: MFT

Location Address305 HASH CTPetaluma, CA 94952-6117

Mailing Address401 Bicentennial WaySanta Rosa, CA 95403-2149 · (707) 338-0343

Phone(707) 338-0343

Sole ProprietorNo

Enumeration DateSeptember 13, 2010

Last NPPES UpdateOctober 9, 20252 updates tracked since enumeration

NPPES CertifiedOctober 9, 2025

✔ NPI 1104133016 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMarriage & Family TherapistBehavioral Health & Social Service Providers

Taxonomy Code106H00000X

License✔ Licensed in CA · 90706

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.

305 HASH CT, Petaluma, CA 94952

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Other Names 1

Other Name (5)N/a N/a M.a., Mft

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ms. Erin Byous Mft is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES

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

ERIN BYOUS MARRIAGE AND FAMILY THERAPIST, PROFESSIONAL CORPORATION

Marriage & Family Therapist

305 HASH CT
PETALUMA, CA 94952

Sonoma County (707) 633-8509

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 Erin Byous's NPI number?

The NPI number for Erin Byous is 1104133016. It was assigned to this individual provider in the NPPES registry on September 13, 2010. The provider is also known as N/A N/A M.A., Mft.

Where is Erin Byous located?

Erin Byous practices at 305 Hash Ct, Petaluma, CA 94952. The listed phone number is (707) 338-0343.

What is Erin Byous's specialty?

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

Is Erin Byous enrolled in Medicare?

Yes. Erin Byous is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Erin Byous was last updated on October 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.