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WALKER SPEECH THERAPY, INC.
NPI 1316404197
Speech-Language Pathologist in Petaluma, CA

Active since February 27, 2019
1301 REDWOOD WAY STE 165, PETALUMA, CA 94954(707) 763-6419(707) 763-2537 Get Directions Write a Review

NPPES record last updated: September 26, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: May 26, 2021, Feb 27, 2019 (2 updates tracked since 2019).

About Walker Speech Therapy, Inc. NPPES

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

WALKER SPEECH THERAPY, INC. (NPI 1316404197), doing business as Speech And Language Services Of Marin-sonoma, is a healthcare organization registered as a speech-language pathologist in Petaluma, California and active in the NPI registry since February 2019. The organization maintains a secondary practice location in San Rafael and lists Lori Walker, Ceo, as its authorized official.

NPPES Registry Identity

NPI1316404197
Entity TypeOrganization
Primary Taxonomy235Z00000X
Legal Business NameWALKER SPEECH THERAPY, INC.
Location Address1301 REDWOOD WAY STE 165Petaluma, CA 94954-1136
Mailing Address1301 Redwood Way Ste 165Petaluma, CA 94954-1136 · (707) 763-6419 · Fax (707) 763-2537
Phone(707) 763-6419
Fax(707) 763-2537
Organization SubpartNo
Authorized OfficialLori WalkerCeo · (707) 763-6419
Enumeration DateFebruary 27, 2019
Last NPPES UpdateSeptember 26, 20252 updates tracked since enumeration
NPPES CertifiedSeptember 26, 2025
✔ NPI 1316404197 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
1301 REDWOOD WAY STE 165, Petaluma, CA 94954
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Other Names 2

Doing Business AsSpeech And Language Services Of Marin-sonoma
Former Legal Business NameLori Walker

Secondary Practice Location 1

Location 1165 N Redwood Dr Ste 200San Rafael, CA 94903-1971 · Phone (415) 479-7880 · Fax (415) 479-7889

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 3

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

ADRIANA CHACON-KREYSA
Student in an Organized Health Care Education/Training Program
1301 REDWOOD WAY STE 165
PETALUMA, CA 94954
Sonoma County (707) 763-6419
MRS. DEBORAH LYNNE DAVISON SLP
Speech-Language Pathologist
1301 REDWOOD WAY STE 165
PETALUMA, CA 94954
Sonoma County (707) 763-6419
SIERRA M OVERTON
Speech-Language Pathologist
1301 REDWOOD WAY STE 165
PETALUMA, CA 94954
Sonoma County (707) 763-6419

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 Walker Speech Therapy, Inc.'s NPI number?

The NPI number for Walker Speech Therapy, Inc. is 1316404197. It was assigned to this organization in the NPPES registry on February 27, 2019. The provider is doing business as Speech and Language Services of Marin-Sonoma. The provider was formerly known as Lori Walker.

Where is Walker Speech Therapy, Inc. located?

Walker Speech Therapy, Inc. is located at 1301 Redwood Way Ste 165, Petaluma, CA 94954. The listed phone number is (707) 763-6419.

What is Walker Speech Therapy, Inc.'s specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Walker Speech Therapy, Inc. was last updated on September 26, 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.