Gary Greenberg, PH.D.
NPI 1386650513 · Professional Counselor · New London, CT
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Greenberg, PH.D. is a Professional Counselor provider in New London, CT (NPI 1386650513).
Provider details
- NPI number
- 1386650513
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 00114 (CT)
Specialties & taxonomies
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
19 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
- 2006-07-31
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Greenberg's NPI number?
- Gary Greenberg's National Provider Identifier (NPI) is 1386650513, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Greenberg's specialty?
- Gary Greenberg is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Gary Greenberg located?
- Gary Greenberg's practice location on file with NPPES is 400 Bayonet St, New London, CT 06320-2600.
- What is Gary Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Gary Greenberg is (860) 443-4163.
- Does Gary Greenberg accept Medicare?
- Gary Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Greenberg's NPI active?
- Yes — Gary Greenberg's NPI (1386650513) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.