Rosemary Kathleen Duffy, PSY.D.
Clinical Psychologist · North Chelmsford, MA
Rosemary Kathleen Duffy, PSY.D. is a clinical psychologist with a practice address in North Chelmsford, Massachusetts, and NPI 1033276167, issued on Jan 1, 2007. Check the license (Massachusetts 7756, 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 Kathleen Duffy
- Credential
- PSY.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 7756 MA
Self-reported in NPPES; status is on the state search - Practice location
- 73 Princeton St Ste 314, North Chelmsford, MA 01863
- Phone
- (978) 251-3380
- Enumerated
- Jan 1, 2007
- Record last updated
- Nov 24, 2012 (not updated in 14 years: call before relying on the address or phone)
- Fax
- (978) 251-3308
- Medicare enrollment
- Enrolled (PECOS I20050309000214); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 3,185 in Massachusetts → Look up another NPI →
Also registered at 73 Princeton St Ste 314
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Linda Adoniou, LMHCMental Health Counselor1891927703
- Jeanne Gilchrest, PHD, LMHCCounselor1225012487
Verify Rosemary Kathleen Duffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 7756Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Rosemary Kathleen Duffy among 3,185 clinical psychologist records in Massachusetts
Rosemary Kathleen Duffy, PSY.D. is one of 3,185 clinical psychologist records with a practice address in Massachusetts. 12% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 30% of them.
- NPI issued2007 · 30% of these records are older, 50% newer
- In a Medicare fileNo · 12% of these records are
- In the CMS Doctors and Clinicians fileYes · 24% of these records are
- Graduated1998 · median 2000 among the 777 with a school on file
- Record last updated2012 · 71% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103TC0700X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 clinical psychologist records list a practice address in North Chelmsford
They are 4 of the 159 NPPES records with a practice address in North Chelmsford, and 3,185 clinical psychologist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 3,185 in Massachusetts → Every provider in North Chelmsford → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Vanessa Leary, PSYDNorth Chelmsford, MA 018631114252236
- Mary O'Sullivan, ED.D.North Chelmsford, MA 018631952469884
- Daniel Rosa, PH.D.North Chelmsford, MA 018631477621738
- Paul Domigan, PHDNorth Billerica, MA 018621851935860
- Colleen Long, PSY.D.North Reading, MA 018641558662445
- Gregory Morin, PH.D.North Reading, MA 018641588727325
- Allison Jekogian, PSY.D.Reading, MA 018671891163879
- Jennifer Macdonald, PH.D.Reading, MA 018671013103407
Common questions
What is Rosemary Kathleen Duffy, PSY.D.'s NPI number?
Rosemary Kathleen Duffy, PSY.D.'s National Provider Identifier (NPI) is 1033276167, issued on Jan 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Rosemary Kathleen Duffy, PSY.D. located?
The NPPES record lists a practice address at 73 Princeton St Ste 314, North Chelmsford, MA, 01863. Phone: (978) 251-3380. Providers update this record themselves, so call before visiting.
How can I verify Rosemary Kathleen Duffy, PSY.D.'s license?
NPPES lists Massachusetts license number 7756, 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.