Charles Lange, LCSW
NPI 1790020840 · Clinical Social Worker · Dayville, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Charles Lange, LCSW is a Clinical Social Worker provider in Dayville, CT (NPI 1790020840).
Provider details
- NPI number
- 1790020840
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
- Sole proprietor
- No
- License
- 003893 (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
13 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
- 2012-11-30
- Last updated
- 2012-11-30
Frequently asked questions
- What is Charles Lange's NPI number?
- Charles Lange's National Provider Identifier (NPI) is 1790020840, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Lange's specialty?
- Charles Lange is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Charles Lange located?
- Charles Lange's practice location on file with NPPES is 1007 North Main Street, Dayville, CT 06241-0839.
- What is Charles Lange's phone number?
- The practice phone number listed in the NPPES registry for Charles Lange is (860) 774-2020.
- Does Charles Lange accept Medicare?
- Charles Lange is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Charles Lange's NPI active?
- Yes — Charles Lange's NPI (1790020840) is active in the NPPES registry as of the last update on 2012-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.