Ryan Sullivan, LCSW
NPI 1679099170 · Clinical Social Worker · West Haven, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ryan Sullivan, LCSW is a Clinical Social Worker provider in West Haven, CT (NPI 1679099170).
Provider details
- NPI number
- 1679099170
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 10731 (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
8 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
- 2017-08-16
- Last updated
- 2019-08-27
Frequently asked questions
- What is Ryan Sullivan's NPI number?
- Ryan Sullivan's National Provider Identifier (NPI) is 1679099170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Sullivan's specialty?
- Ryan Sullivan is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Ryan Sullivan located?
- Ryan Sullivan's practice location on file with NPPES is 285 Main Street, West Haven, CT 06516-7307.
- What is Ryan Sullivan's phone number?
- The practice phone number listed in the NPPES registry for Ryan Sullivan is (203) 503-3409.
- Does Ryan Sullivan accept Medicare?
- Ryan Sullivan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ryan Sullivan's NPI active?
- Yes — Ryan Sullivan's NPI (1679099170) is active in the NPPES registry as of the last update on 2019-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.