Nathan Alcazar, MS, BCBA
Behavior Analyst · Chicago, IL
Nathan Alcazar, MS, BCBA is a behavior analyst with a practice address in Chicago, Illinois, and NPI 1346996105, issued on Mar 1, 2022. Check the license (Illinois 1-22-57743, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Nathan Alcazar
- Credential
- MS, BCBA
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- 1-22-57743 IL
Self-reported in NPPES; status is on the state search - Practice location
- 814 N Franklin St, Chicago, IL 60610
- Phone
- (224) 218-5365
- Enumerated
- Mar 1, 2022
- Record last updated
- Jan 16, 2025
- Entity
- Type 1 · individual
Also registered at 814 N Franklin St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Danielle Dugain, RBTBehavior Technician1225863046
- Caroline KostiukBehavior Analyst1891375457
- Cally McPhersonBehavior Analyst1366309676
Verify Nathan Alcazar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 1-22-57743Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
674 behavior analyst records list a practice address in Chicago
They are 674 of the 63,379 NPPES records with a practice address in Chicago, and 3,082 behavior analyst records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 674 in Chicago → All 3,082 in Illinois → Every provider in Chicago →
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- Allison AbendrothElmhurst, IL1447866363
- Carlotta Abogado, BCBAOrland Park, IL1740017243
- Maram Abomaray, BCBANaperville, IL1447903158
- Indira AbrahamChicago, IL1255286472
- Alecia AbramChicago, IL1336655836
- Chelsea Aburroman, MS, BCBANaperville, IL1235744228
Common questions
What is Nathan Alcazar, MS, BCBA's NPI number?
Nathan Alcazar, MS, BCBA's National Provider Identifier (NPI) is 1346996105, issued on Mar 1, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Nathan Alcazar, MS, BCBA located?
The NPPES record lists a practice address at 814 N Franklin St, Chicago, IL, 60610. Phone: (224) 218-5365. Providers update this record themselves, so call before visiting.
How can I verify Nathan Alcazar, MS, BCBA's license?
NPPES lists Illinois license number 1-22-57743, as entered by the provider. Search the Illinois 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.