Jillian Marmaras, MS ED, BCBA
Behavior Analyst · Old Saybrook, CT
Jillian Marmaras, MS ED, BCBA is a behavior analyst with a practice address in Old Saybrook, Connecticut, and NPI 1295316222, issued on Apr 20, 2021. Check the license (Connecticut 920, as entered in NPPES) with the Connecticut board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Jillian Marmaras
- Credential
- MS ED, BCBA
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- 920 CT
Self-reported in NPPES; status is on the state search - Practice location
- 42 Elmwood St, Old Saybrook, CT 06475
- Phone
- (203) 788-8474
- Enumerated
- Apr 20, 2021
- Record last updated
- Apr 20, 2021 (not updated in 5 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
Verify Jillian Marmaras in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 920Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Behavior Analyst providers in Connecticut
There are 1,357 behavior analyst records in Connecticut. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
Other behavior analyst records in Connecticut
- Catherine AbrantesNew Fairfield, CT1811690548
- Danica Ackerman-Perrier, BCBACheshire, CT1942814124
- Danielle Adams, M.ED., BCBANew Britain, CT1083961759
- Katherine AdamsCromwell, CT1285081760
- Kaya AdamsNew Britain, CT1043948706
- Victoria AdedejiWindsor, CT1497339691
- Rachel Adelsberger, BCBAWindsor, CT1023753811
- Taylor AdilettaMiddletown, CT1609412303
- Kelly Ahern HalsteadNew Haven, CT1811485402
- Ashley Ainsworth, BCBA, LBACromwell, CT1780216234
Common questions
What is Jillian Marmaras, MS ED, BCBA's NPI number?
Jillian Marmaras, MS ED, BCBA's National Provider Identifier (NPI) is 1295316222, issued on Apr 20, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Jillian Marmaras, MS ED, BCBA located?
The NPPES record lists a practice address at 42 Elmwood St, Old Saybrook, CT, 06475. Phone: (203) 788-8474. Providers update this record themselves, so call before visiting.
How can I verify Jillian Marmaras, MS ED, BCBA's license?
NPPES lists Connecticut license number 920, as entered by the provider. Search the Connecticut 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.