Gary Freudenthal, PSYD
NPI 1518963784 · Clinical Psychologist · Old Saybrook, CT
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Freudenthal, PSYD is a Clinical Psychologist provider in Old Saybrook, CT (NPI 1518963784).
Provider details
- NPI number
- 1518963784
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- No
- License
- 001964 (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
21 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
- 2005-06-22
- Last updated
- 2007-07-27
Frequently asked questions
- What is Gary Freudenthal's NPI number?
- Gary Freudenthal's National Provider Identifier (NPI) is 1518963784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Freudenthal's specialty?
- Gary Freudenthal is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Gary Freudenthal located?
- Gary Freudenthal's practice location on file with NPPES is 20 Research Pkwy, Old Saybrook, CT 06475-4214.
- What is Gary Freudenthal's phone number?
- The practice phone number listed in the NPPES registry for Gary Freudenthal is (800) 370-3651.
- Does Gary Freudenthal accept Medicare?
- Gary Freudenthal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Freudenthal's NPI active?
- Yes — Gary Freudenthal's NPI (1518963784) is active in the NPPES registry as of the last update on 2007-07-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.