Rosemary Gay Tierney, MS ED., BCBA, CAGS
Behavior Analyst · Worcester, MA
Rosemary Gay Tierney, MS ED., BCBA, CAGS is a behavior analyst with a practice address in Worcester, Massachusetts, and NPI 1649987876, issued on Oct 27, 2022. Check the license (Massachusetts 1-08-4537, 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
- Rosemary Gay Tierney
- Credential
- MS ED., BCBA, CAGS
- Primary taxonomy
- Behavior Analyst 103K00000X
- License number
- 1-08-4537 MA
Self-reported in NPPES; status is on the state search - Practice location
- 2 Brooks St, Worcester, MA 01606
- Phone
- (508) 523-6158
- Enumerated
- Oct 27, 2022
- Record last updated
- Oct 27, 2022
- Entity
- Type 1 · individual
Also registered at 2 Brooks St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Brian Terhaar, MSAddiction (Substance Use Disorder) Counselor1497462089
Verify Rosemary Gay Tierney in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 1-08-4537Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
312 behavior analyst records list a practice address in Worcester
They are 312 of the 13,166 NPPES records with a practice address in Worcester, and 4,718 behavior analyst records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 312 in Worcester → All 4,718 in Massachusetts → Every provider in Worcester →
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- Jayme AbramofskyDanvers, MA1619600228
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Common questions
What is Rosemary Gay Tierney, MS ED., BCBA, CAGS's NPI number?
Rosemary Gay Tierney, MS ED., BCBA, CAGS's National Provider Identifier (NPI) is 1649987876, issued on Oct 27, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary Gay Tierney, MS ED., BCBA, CAGS located?
The NPPES record lists a practice address at 2 Brooks St, Worcester, MA, 01606. Phone: (508) 523-6158. Providers update this record themselves, so call before visiting.
How can I verify Rosemary Gay Tierney, MS ED., BCBA, CAGS's license?
NPPES lists Massachusetts license number 1-08-4537, 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.