Karen Messier, LCSW
NPI 1831388735 · Clinical Social Worker · Middletown, CT
Karen Messier, LCSW is a Clinical Social Worker provider in Middletown, CT (NPI 1831388735).
Provider details
- NPI number
- 1831388735
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Social Worker104100000X
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
18 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2007-10-17
- Last updated
- 2013-04-23
Frequently asked questions
- What is Karen Messier's NPI number?
- Karen Messier's National Provider Identifier (NPI) is 1831388735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Messier's specialty?
- Karen Messier is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Karen Messier located?
- Karen Messier's practice location on file with NPPES is 675 Main St, Middletown, CT 06457-2718.
- What is Karen Messier's phone number?
- The practice phone number listed in the NPPES registry for Karen Messier is (860) 347-6971.
- Is Karen Messier's NPI active?
- Yes — Karen Messier's NPI (1831388735) is active in the NPPES registry as of the last update on 2013-04-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.