Jillian Griffin, LCSW, LADC
NPI 1649790411 · Clinical Social Worker · Wallingford, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jillian Griffin, LCSW, LADC is a Clinical Social Worker provider in Wallingford, CT (NPI 1649790411).
Provider details
- NPI number
- 1649790411
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW, LADC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 1172 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
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
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 830 Sherman AveHamden, CT 06514-1147Phone: (203) 288-4325
- 6 Way Rd Ste 130Middlefield, CT 06455-3007Phone: (203) 314-0940
Registry dates
- Enumerated
- 2017-06-22
- Last updated
- 2021-04-21
- Certified
- 2021-04-21
Frequently asked questions
- What is Jillian Griffin's NPI number?
- Jillian Griffin's National Provider Identifier (NPI) is 1649790411, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jillian Griffin's specialty?
- Jillian Griffin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Jillian Griffin located?
- Jillian Griffin's practice location on file with NPPES is 300 Church St Ste 204, Wallingford, CT 06492-2253.
- What is Jillian Griffin's phone number?
- The practice phone number listed in the NPPES registry for Jillian Griffin is (203) 314-0940.
- Does Jillian Griffin accept Medicare?
- Jillian Griffin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jillian Griffin's NPI active?
- Yes — Jillian Griffin's NPI (1649790411) is active in the NPPES registry as of the last update on 2021-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.