Matthew Fiduk
Behavior Analyst · Costa Mesa, CA
Matthew Fiduk is a behavior analyst with a practice address in Costa Mesa, California, and NPI 1871097709, issued on Mar 23, 2018. 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
- Matthew Fiduk
- Primary taxonomy
- Behavior Analyst 103K00000X
- Practice location
- 1111 Baker St Ste A, Costa Mesa, CA 92626
- Phone
- (818) 241-6780
- Enumerated
- Mar 23, 2018
- Record last updated
- Sep 20, 2019 (not updated in 7 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Also registered at 1111 Baker St Ste A
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Madeline AlemanBehavior Technician1861043671
- Kayvon AmindariBehavior Technician1376188730
- Christian AngBehavior Technician1417508342
- Daisy ArellanoBehavior Technician1407497746
- Columba BarbaBehavior Technician1821630526
- Camryn BarrettBehavior Analyst1255989000
Verify Matthew Fiduk 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
1,239 behavior analyst records list a practice address in Costa Mesa
They are 1,239 of the 4,286 NPPES records with a practice address in Costa Mesa, and 20,348 behavior analyst records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,239 in Costa Mesa → All 20,348 in California → Every provider in Costa Mesa →
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Common questions
What is Matthew Fiduk's NPI number?
Matthew Fiduk's National Provider Identifier (NPI) is 1871097709, issued on Mar 23, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Matthew Fiduk located?
The NPPES record lists a practice address at 1111 Baker St Ste A, Costa Mesa, CA, 92626. Phone: (818) 241-6780. Providers update this record themselves, so call before visiting.
How can I verify Matthew Fiduk'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.