Jeffrey Jay Gaines, PH.D.
Clinical Neuropsychologist · Worcester, MA
Jeffrey Jay Gaines, PH.D. is a clinical neuropsychologist with a practice address in Worcester, Massachusetts, and NPI 1396764692, issued on Jul 18, 2006. Check the license (Massachusetts 8264, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Jay Gaines
- Credential
- PH.D.
- Primary taxonomy
- Clinical Neuropsychologist 103G00000X
- License numbers
- 8264 MA
3141 CT
Self-reported in NPPES; status is on the state search - Practice location
- 50 Elm St, Worcester, MA 01609
- Phone
- (617) 223-1563
- Enumerated
- Jul 18, 2006
- Record last updated
- Jul 29, 2026
- Medicare enrollment
- Enrolled (PECOS I20221222000776); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical neuropsychologist records → All 338 in Massachusetts → Look up another NPI →
Also registered at 50 Elm St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Richard Breault, LICSWClinical Social Worker1104204619
- Kellie Dahlstrom, LICSWClinical Social Worker1972960888
- Annette Mercado, LICSWClinical Social Worker1194236414
- Colleen O'Shea, L.M.H.C.Mental Health Counselor1700023140
- Anne Perschel, PSY.D.Clinical Psychologist1992868913
Verify Jeffrey Jay Gaines in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 8264Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 87.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Gaylord Hospital, Inc.Wallingford, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Jay Gaines among 338 clinical neuropsychologist records in Massachusetts
Jeffrey Jay Gaines, PH.D. is one of 338 clinical neuropsychologist records with a practice address in Massachusetts. 19% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 75% newer
- In a Medicare fileYes · 19% of these records are
- In the CMS Doctors and Clinicians fileYes · 28% of these records are
- Graduated2001 · median 2011 among the 93 with a school on file
- Record last updated2026 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Neuropsychologist providers in Massachusetts
There are 338 clinical neuropsychologist records in Massachusetts.
All 338 in Massachusetts → Every provider in Worcester → Clinical Neuropsychologist nationwide →
The 8 clinical neuropsychologist records with the nearest ZIP codes
- Erika Clark, PHDWorcester, MA 016061962957043
- Vera Klinoff, PH.D.Worcester, MA 016061124509534
- Sara Rushia, PHDWorcester, MA 016061275112591
- Michael Cirillo, PH.D.Worcester, MA 016051609866581
- Lee Ashendorf, PH.D.Worcester, MA 016041396943163
- Sarah Ward, PH.D.Worcester, MA 016041821446642
- Sheree Estes, PSY DWorcester, MA 016021316930142
- David Kent, PSY.D.Worcester, MA 016021568543569
Common questions
What is Jeffrey Jay Gaines, PH.D.'s NPI number?
Jeffrey Jay Gaines, PH.D.'s National Provider Identifier (NPI) is 1396764692, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Jay Gaines, PH.D. located?
The NPPES record lists a practice address at 50 Elm St, Worcester, MA, 01609. Phone: (617) 223-1563. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Jay Gaines, PH.D.'s license?
NPPES lists Massachusetts license number 8264, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
What is Jeffrey Jay Gaines, PH.D.'s MIPS final score?
The 2023 MIPS final score is 87.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.