Rachel Duffy, PSYD
NPI 1659954949 · Clinical Psychologist · Stamford, CT
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Rachel Duffy, PSYD is a Clinical Psychologist provider in Stamford, CT (NPI 1659954949).
Provider details
- NPI number
- 1659954949
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Female
- Sole proprietor
- No
- License
- 023840 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-05-04
- Last updated
- 2021-05-04
- Certified
- 2021-05-04
Frequently asked questions
- What is Rachel Duffy's NPI number?
- Rachel Duffy's National Provider Identifier (NPI) is 1659954949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rachel Duffy's specialty?
- Rachel Duffy is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Rachel Duffy located?
- Rachel Duffy's practice location on file with NPPES is 230 High Ridge Rd, Stamford, CT 06905-3013.
- What is Rachel Duffy's phone number?
- The practice phone number listed in the NPPES registry for Rachel Duffy is (703) 336-7831.
- Does Rachel Duffy accept Medicare?
- Rachel Duffy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Rachel Duffy's NPI active?
- Yes — Rachel Duffy's NPI (1659954949) is active in the NPPES registry as of the last update on 2021-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.