IndividualActive
Nathan Allen, LMSW
NPI 1003771940 · Social Worker · Willimantic, CT
Provider details
- NPI number
- 1003771940
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 11797 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
1310 Main St
Willimantic, CT 06226-1910
Phone: (860) 731-5522
Fax: (860) 731-5536
Street-level locationGet directions
Mailing address
2 Waterside Xing Ste 40
Windsor, CT 06095-1587
Additional practice locations (1)
- 444 Center StManchester, CT 06040-3926Phone: (860) 731-5522Fax: (860) 731-5536
Registry dates
- Enumerated
- 2025-12-23
- Last updated
- 2025-12-23
- Certified
- 2025-12-23
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.