Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MARK MCLAY
NPI 1518871185
Speech-Language Pathologist in Santa Rosa, CA

Q: What is Mark Mclay's NPI number?

The NPI number for Mark Mclay is 1518871185. It was assigned to this individual provider in the NPPES registry on September 30, 2026.

Q: What is Mark Mclay's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Mark Mclay was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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 30, 2026

1711 BRYDEN LN, SANTA ROSA, CA 95404(707) 890-3950 Get Directions Write a Review

NPPES record added: September 30, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

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About Mark Mclay NPPES

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

MARK MCLAY (NPI 1518871185) is an individual speech-language pathologist provider in Santa Rosa, California, licensed in California (SP20528) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1518871185

Entity TypeIndividualMale

Primary Taxonomy235Z00000X

Provider Legal NameMARK MCLAY

Location Address1711 BRYDEN LNSanta Rosa, CA 95404-3646

Mailing Address1537 Leonard AveSanta Rosa, CA 95405-4520 · (707) 758-6618

Phone(707) 890-3950

Sole ProprietorNo

Enumeration DateSeptember 30, 2026

NPPES CertifiedSeptember 30, 2026

✔ NPI 1518871185 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

License✔ Licensed in CA · SP20528

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.

1711 BRYDEN LN, Santa Rosa, CA 95404

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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 Mclay's NPI number?

The NPI number for Mark Mclay is 1518871185. It was assigned to this individual provider in the NPPES registry on September 30, 2026.

Where is Mark Mclay located?

Mark Mclay practices at 1711 Bryden Ln, Santa Rosa, CA 95404. The listed phone number is (707) 890-3950.

What is Mark Mclay'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 Mark Mclay was last updated on September 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.