Osanna Kosoyan
Behavior Analyst · Chatsworth, CA
Osanna Kosoyan is a behavior analyst with a practice address in Chatsworth, California, and NPI 1144870908, issued on Sep 13, 2019. Check the license with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Osanna Kosoyan
- Primary taxonomy
- Behavior Analyst 103K00000X
- Practice location
- 9201 Oakdale Ave, Chatsworth, CA 91311
- Phone
- (323) 660-2450
- Enumerated
- Sep 13, 2019
- Record last updated
- Sep 13, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest behavior analyst records → All 20,348 in California → Look up another NPI →
Also registered at 9201 Oakdale Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jessica Acevedo, BCBABehavior Analyst1184384844
- Liliana Anguiano, M.EDAssistant Behavior Analyst1053960070
- Avery ClarkMental Health Counselor1023626884
- Natalie Guijarro, MASTERS OF SCIENCEAssistant Behavior Analyst1063063493
- Sunho Kim, BA, BCATBehavior Technician1538709472
- Elizabeth Pascual, BCBABehavior Analyst1700539434
Verify Osanna Kosoyan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Osanna Kosoyan among 20,348 behavior analyst records in California
Osanna Kosoyan is one of 20,348 behavior analyst records with a practice address in California. under 1% 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 2019, is newer than 44% of them.
- NPI issued2019 · 44% of these records are older, 44% newer
- In a Medicare fileNo · under 1% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2019 · 50% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103K00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 behavior analyst records list a practice address in Chatsworth
They are 15 of the 498 NPPES records with a practice address in Chatsworth, and 20,348 behavior analyst records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 20,348 in California → Every provider in Chatsworth → Behavior Analyst nationwide →
The 8 behavior analyst records with the nearest ZIP codes
- Jessica Acevedo, BCBAChatsworth, CA 913111184384844
- Mia Broker, BCBAChatsworth, CA 913111851721682
- Tasha Enriquez, BCBAChatsworth, CA 913111417406471
- Leslie Ghrist, BEHAVIOR THERAPISTChatsworth, CA 913111891117453
- Grace Han, M.A., BCBAChatsworth, CA 913111376156992
- Lilit HayrapetyanChatsworth, CA 913111083255756
- Susana Jasso, BCBAChatsworth, CA 913111366120313
- Ramses Magana, BCBAChatsworth, CA 913111285971689
Common questions
What is Osanna Kosoyan's NPI number?
Osanna Kosoyan's National Provider Identifier (NPI) is 1144870908, issued on Sep 13, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Osanna Kosoyan located?
The NPPES record lists a practice address at 9201 Oakdale Ave, Chatsworth, CA, 91311. Phone: (323) 660-2450. Providers update this record themselves, so call before visiting.
How can I verify Osanna Kosoyan's license?
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.