OrganizationActive
M. Deborah Gruen, PH.D.
NPI 1386183523 · Psychologist · Westport, CT
M. Deborah Gruen, PH.D. is a Psychologist organization in Westport, CT (NPI 1386183523).
Provider details
- NPI number
- 1386183523
- Entity type
- Organization
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Deborah Gruen, Psychologist(203) 221-8000
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(70/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
4 Elwil Dr
Westport, CT 06880-3706
Phone: (203) 221-8000
Street-level locationGet directions
Mailing address
4 Elwil Dr
Westport, CT 06880-3706
Registry dates
- Enumerated
- 2017-02-21
- Last updated
- 2017-02-21
Frequently asked questions
- What is M. Deborah Gruen, PH.D.'s NPI number?
- M. Deborah Gruen, PH.D.'s National Provider Identifier (NPI) is 1386183523, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is M. Deborah Gruen, PH.D.?
- M. Deborah Gruen, PH.D. is classified in the NPPES registry as Psychologist (Behavioral Health & Social Service Providers).
- Where is M. Deborah Gruen, PH.D. located?
- M. Deborah Gruen, PH.D.'s practice location on file with NPPES is 4 Elwil Dr, Westport, CT 06880-3706.
- What is M. Deborah Gruen, PH.D.'s phone number?
- The practice phone number listed in the NPPES registry for M. Deborah Gruen, PH.D. is (203) 221-8000.
- Who is the authorized official for M. Deborah Gruen, PH.D.?
- The authorized official listed on M. Deborah Gruen, PH.D.'s NPPES record is Deborah Gruen, Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is M. Deborah Gruen, PH.D.'s NPI active?
- Yes — M. Deborah Gruen, PH.D.'s NPI (1386183523) is active in the NPPES registry as of the last update on 2017-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.