Sienna Marie Chavira
Speech-Language Pathologist · Ontario, CA
Sienna Marie Chavira is a speech-language pathologist with a practice address in Ontario, California, and NPI 1578227062, issued on Oct 29, 2021. Check the license (California 38386, 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
- Sienna Marie Chavira
- Primary taxonomy
- Speech-Language Pathologist 235Z00000X
- License number
- 38386 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1500 S Haven Ave Ste 190, Ontario, CA 91761
- Phone
- (909) 390-1313
- Enumerated
- Oct 29, 2021
- Record last updated
- Apr 20, 2026
- Medicare enrollment
- Enrolled (PECOS I20260605003140); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest speech-language pathologist records → All 13,141 in California → Look up another NPI →
Also registered at 1500 S Haven Ave Ste 190
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jezika AbrewSpeech-Language Assistant1669143426
- Melena AlvarezSpeech-Language Assistant1437942059
- Sandy AnayaSpeech-Language Assistant1518803758
- Jenette ArellanoSpeech-Language Assistant1225598105
- Deborah ArroyoSpeech-Language Pathologist1194467399
- Camille BaileySpeech-Language Assistant1083397970
Verify Sienna Marie Chavira in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 38386Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Sienna Marie Chavira among 13,141 speech-language pathologist records in California
Sienna Marie Chavira is one of 13,141 speech-language pathologist records with a practice address in California. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2021, is newer than 57% of them.
- NPI issued2021 · 57% of these records are older, 38% newer
- In a Medicare fileNo · 3% of these records are
- In the CMS Doctors and Clinicians fileYes · 4% of these records are
- Graduated2023 · median 2017 among the 573 with a school on file
- Record last updated2026 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 235Z00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
98 speech-language pathologist records list a practice address in Ontario
They are 98 of the 5,375 NPPES records with a practice address in Ontario, 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 13,141 in California → Every provider in Ontario → Speech-Language Pathologist nationwide →
The 8 speech-language pathologist records with the nearest ZIP codes
- Angela Benes, M.S., SLP-CCCOntario, CA 917611134445679
- Crystal Burnett, M.A.Ontario, CA 917611457747727
- Claudia Ceballos, M.S., C.C.C.Ontario, CA 917611578946935
- Elena DavisOntario, CA 917611407214638
- Tera De Falkenberg, M.A., SLP-CCCOntario, CA 917611619453735
- Megan Gambino, SLPOntario, CA 917611396106605
- Sara Itani, M.S., CCC-SLPOntario, CA 917611477952141
- Justine King, M.S., CCC-SLPOntario, CA 917611992104665
Common questions
What is Sienna Marie Chavira's NPI number?
Sienna Marie Chavira's National Provider Identifier (NPI) is 1578227062, issued on Oct 29, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Sienna Marie Chavira located?
The NPPES record lists a practice address at 1500 S Haven Ave Ste 190, Ontario, CA, 91761. Phone: (909) 390-1313. Providers update this record themselves, so call before visiting.
How can I verify Sienna Marie Chavira's license?
NPPES lists California license number 38386, 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.