What is Mary Brown's NPI number?

Mary Brown's National Provider Identifier (NPI) is 1871458042, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Mary Brown's specialty?

Mary Brown is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).

Where is Mary Brown located?

Mary Brown's practice location on file with NPPES is 1257 Oakmead Pkwy Ste C, Sunnyvale, CA 94085-4040.

What is Mary Brown's phone number?

The practice phone number listed in the NPPES registry for Mary Brown is (408) 913-9339.

Is Mary Brown's NPI active?

Yes — Mary Brown's NPI (1871458042) is active in the NPPES registry as of the last update on 2025-12-19.

IndividualActive

Mary Brown

NPI 1871458042 · Speech-Language Pathologist · Sunnyvale, CA

Mary Brown is a Speech-Language Pathologist provider in Sunnyvale, CA (NPI 1871458042).

Provider details

NPI number: 1871458042
Entity type: Individual
Primary specialty: Speech-Language PathologistSpeech, Language and Hearing Service Providers
Sex: Female
Sole proprietor: Yes
License: 21477 (CA)

Specialties & taxonomies

Speech-Language PathologistPrimary235Z00000XLicense 21477 (CA)
Speech, Language and Hearing Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

1257 Oakmead Pkwy Ste C

Sunnyvale, CA 94085-4040

Phone: (408) 913-9339

Street-level locationGet directions

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Mailing address