Rachel Lauren Duffy, PSYD
Clinical Psychologist · Stamford, CT
Rachel Lauren Duffy, PSYD is a clinical psychologist with a practice address in Stamford, Connecticut, and NPI 1659954949, issued on May 4, 2021. Check the license (Connecticut 4002, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Rachel Lauren Duffy
- Credential
- PSYD
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License numbers
- 4002 CT
023840 NY
Self-reported in NPPES; status is on the state search - Practice location
- 230 High Ridge RD, Stamford, CT 06905
- Phone
- (703) 336-7831
- Enumerated
- May 4, 2021
- Record last updated
- May 4, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250331000219); may accept Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical psychologist records → All 1,114 in Connecticut → Look up another NPI →
Verify Rachel Lauren Duffy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 4002Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Psychological Health And Development Associates LLCWethersfield, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Rachel Lauren Duffy among 1,114 clinical psychologist records in Connecticut
Rachel Lauren Duffy, PSYD is one of 1,114 clinical psychologist records with a practice address in Connecticut. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 89% of them.
- NPI issued2021 · 89% of these records are older, 7% newer
- In a Medicare fileYes · 14% of these records are
- In the CMS Doctors and Clinicians fileYes · 26% of these records are
- Graduated2019 · median 2000 among the 294 with a school on file
- Record last updated2021 · 72% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
36 clinical psychologist records list a practice address in Stamford
They are 36 of the 2,774 NPPES records with a practice address in Stamford, and 1,114 clinical psychologist records in Connecticut.
All 1,114 in Connecticut → Every provider in Stamford → Clinical Psychologist nationwide →
The 8 clinical psychologist records with the nearest ZIP codes
- Karen Alter-Reid, PH.D.Stamford, CT 069051871774471
- John Brundage, PH.D.Stamford, CT 069051417040908
- Keara Conway, PSY.D.Stamford, CT 069051790038206
- Andrew Grunebaum, PH.D.Stamford, CT 069051386782290
- David Israel, PSY.D.Stamford, CT 069051174674519
- Emily Krol, PSYDStamford, CT 069051932500915
- Ronald Naso, PH.D.Stamford, CT 069051750466074
- Mark Ostrowski, PSY.D.Stamford, CT 069051700022324
Common questions
What is Rachel Lauren Duffy, PSYD's NPI number?
Rachel Lauren Duffy, PSYD's National Provider Identifier (NPI) is 1659954949, issued on May 4, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Rachel Lauren Duffy, PSYD located?
The NPPES record lists a practice address at 230 High Ridge RD, Stamford, CT, 06905. Phone: (703) 336-7831. Providers update this record themselves, so call before visiting.
How can I verify Rachel Lauren Duffy, PSYD's license?
NPPES lists Connecticut license number 4002, 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. 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.