Ellyn M. Ellis, M.S., B.C.B.A.
Behavior Analyst · Southborough, MA
Ellyn M. Ellis, M.S., B.C.B.A. is a behavior analyst with a practice address in Southborough, Massachusetts, and NPI 1184926545, issued on Nov 17, 2010. Check the license (Massachusetts 1-02-0957, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ellyn M. Ellis
- Credential
- M.S., B.C.B.A.
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- 1-02-0957 MA
Self-reported in NPPES; status is on the state search - Practice location
- 33 Turnpike RD, Southborough, MA 01772
- Phone
- (508) 481-1015
- Enumerated
- Nov 17, 2010
- Record last updated
- Nov 17, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (508) 485-3421
- Entity
- Type 1 · individual
Also registered at 33 Turnpike RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samantha AbbottDevelopmental Therapist1013568005
- Harley AllenDevelopmental Therapist1366959603
- Alessandra AnconaDevelopmental Therapist1174874804
- Megan AndersonDevelopmental Therapist1396160255
- Rebecca AntonellisBehavior Analyst1396156444
- Helen AroushBehavior Technician1538849443
Verify Ellyn M. Ellis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 1-02-0957Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
46 behavior analyst records list a practice address in Southborough
They are 46 of the 481 NPPES records with a practice address in Southborough, and 4,718 behavior analyst records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 46 in Southborough → All 4,718 in Massachusetts → Every provider in Southborough →
Other behavior analyst records in Massachusetts
- Julianne Abbascia, BCBA LABAWorcester, MA1255179958
- Lisa AbbottTewksbury, MA1740977206
- Parinita AbbottAmherst, MA1104424548
- Subnam Abdul SamadWest Springfield, MA1912575838
- Caitlin AbelliNatick, MA1972906352
- Erin AblazaPocasset, MA1104244771
- Sarah AbneyPocasset, MA1902351877
- Ahmed AbouelnagaWakefield, MA1932077229
- Jayme AbramofskyDanvers, MA1619600228
- Alexandra AbrechtNewton, MA1427721471
Common questions
What is Ellyn M. Ellis, M.S., B.C.B.A.'s NPI number?
Ellyn M. Ellis, M.S., B.C.B.A.'s National Provider Identifier (NPI) is 1184926545, issued on Nov 17, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Ellyn M. Ellis, M.S., B.C.B.A. located?
The NPPES record lists a practice address at 33 Turnpike RD, Southborough, MA, 01772. Phone: (508) 481-1015. Providers update this record themselves, so call before visiting.
How can I verify Ellyn M. Ellis, M.S., B.C.B.A.'s license?
NPPES lists Massachusetts license number 1-02-0957, as entered by the provider. Search the Massachusetts 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.