Colleen Diaz, SLP
Speech-Language Pathologist · Santa Clara, CA
Colleen Diaz, SLP is a speech-language pathologist with a practice address in Santa Clara, California, and NPI 1396209458, issued on Jan 23, 2019. Check the license (California RPE12509, 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
- Colleen Diaz
- Credential
- SLP
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- RPE12509 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2851 Park Ave, Santa Clara, CA 95050
- Phone
- (408) 243-7861
- Enumerated
- Jan 23, 2019
- Record last updated
- Feb 4, 2022
- Entity
- Type 1 · individual
Also registered at 2851 Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mayra ArangoSpecialist1073889119
- Jennifer Baird, MASpeech-Language Pathologist1861957748
- Jennifer Birnbaum, OTOccupational Therapist1235827387
- Yvonne CarterSpecialist1760780787
- Emily Dipiero, M.S., CCC-SLPSpeech-Language Pathologist1669937454
- Rosa GonzalezSpecialist1588962500
Verify Colleen Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license RPE12509Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
41 speech-language pathologist records list a practice address in Santa Clara
They are 41 of the 3,436 NPPES records with a practice address in Santa Clara, and 13,141 speech-language pathologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 41 in Santa Clara → All 13,141 in California → Every provider in Santa Clara →
Other speech-language pathologist records in California
- Roxana AamesSan Francisco, CA1518609981
- Sedie Abadi, D.C.Los Angeles, CA1679674089
- 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
Common questions
What is Colleen Diaz, SLP's NPI number?
Colleen Diaz, SLP's National Provider Identifier (NPI) is 1396209458, issued on Jan 23, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Colleen Diaz, SLP located?
The NPPES record lists a practice address at 2851 Park Ave, Santa Clara, CA, 95050. Phone: (408) 243-7861. Providers update this record themselves, so call before visiting.
How can I verify Colleen Diaz, SLP's license?
NPPES lists California license number RPE12509, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.