Irina Gres, BA
Behavior Analyst · Orange, CA
Irina Gres, BA is a behavior analyst with a practice address in Orange, California, and NPI 1831657907, issued on Mar 7, 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
- Irina Gres
- Credential
- BA
- Primary taxonomy
- Behavior Analyst 103K00000X
- Practice location
- 438 E Katella Ave, Orange, CA 92867
- Phone
- (949) 370-4643
- Enumerated
- Mar 7, 2019
- Record last updated
- Mar 7, 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 →
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Verify Irina Gres 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
Irina Gres among 20,348 behavior analyst records in California
Irina Gres, BA 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).
214 behavior analyst records list a practice address in Orange
They are 214 of the 13,245 NPPES records with a practice address in Orange, 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 Orange → Behavior Analyst nationwide →
The 8 behavior analyst records with the nearest ZIP codes
- Cindy DiazOrange, CA 928671629536701
- Diego EspinozaOrange, CA 928671861270969
- Shelby MedinaOrange, CA 928671558186577
- Alexia NabboutOrange, CA 928671477422061
- Jody Nguyen, BCBAOrange, CA 928671114486685
- Annie Nguyen, M.EDOrange, CA 928671467911362
- Hallie Palomares, BCBAOrange, CA 928671639509243
- Sean RausOrange, CA 928671386455947
Common questions
What is Irina Gres, BA's NPI number?
Irina Gres, BA's National Provider Identifier (NPI) is 1831657907, issued on Mar 7, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Irina Gres, BA located?
The NPPES record lists a practice address at 438 E Katella Ave, Orange, CA, 92867. Phone: (949) 370-4643. Providers update this record themselves, so call before visiting.
How can I verify Irina Gres, BA'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.