Mary Brown
Speech-Language Pathologist · Sunnyvale, CA
Mary Brown is a speech-language pathologist with a practice address in Sunnyvale, California, and NPI 1871458042, issued on Dec 19, 2025. Check the license (California 21477, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Mary Brown
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- 21477 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1257 Oakmead Pkwy Ste C, Sunnyvale, CA 94085
- Phone
- (408) 913-9339
- Enumerated
- Dec 19, 2025
- Entity
- Type 1 · individual
Also registered at 1257 Oakmead Pkwy Ste C
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Juliann CheungSpeech-Language Pathologist1700614971
- Laurel Coddington, SLPSpeech-Language Pathologist1578281002
- Meghan ForsSpeech-Language Pathologist1730045147
- Karishma KumarSpeech-Language Pathologist1790478204
- Julianne ParkSpeech-Language Pathologist1235977380
- Samantha RubioSpeech-Language Assistant1033036363
Verify Mary Brown in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 21477Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
40 speech-language pathologist records list a Sunnyvale practice address
They are 40 of the 1,690 NPPES records with a Sunnyvale practice address, and 12,930 speech-language pathologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 40 in Sunnyvale → All 12,930 in California → Every provider in Sunnyvale →
Other speech-language pathologist records in California
- Roxana AamesSan Francisco, CA1518609981
- Careen AbadjianFresno, CA1982092029
- Lisa Abai, MA CCC-SLPLos Angeles, CA1871446260
- Rachel AbalSan Francisco, CA1245842483
- Ilyssa Abaranok, M.S. CCC-SLPNorth Hollywood, CA1699082362
- Robert AbarcaLong Beach, CA1770393142
- Kelley Amber Abarquez, SLPHawthorne, CA1932663804
- Diane Abatemarco, SLP-CFSan Francisco, CA1457710964
- Kathryn Abbene, M.A. CCC-SLPRancho Santa Margarita, CA1215492897
- Julie AbbottPalo Alto, CA1063398063
Common questions
What is Mary Brown's NPI number?
Mary Brown's National Provider Identifier (NPI) is 1871458042, issued on Dec 19, 2025. An NPI identifies a provider in billing; it is not a license.
Where is Mary Brown located?
The NPPES record lists a practice address at 1257 Oakmead Pkwy Ste C, Sunnyvale, CA, 94085. Phone: (408) 913-9339. Providers update this record themselves, so call before visiting.
How can I verify Mary Brown's license?
NPPES lists California license number 21477, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.