William Messer, LGSW
NPI 1407191331 · Clinical Social Worker · Charleston, WV
William Messer, LGSW is a Clinical Social Worker provider in Charleston, WV (NPI 1407191331).
Provider details
- NPI number
- 1407191331
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LGSW
- Sex
- Male
- Sole proprietor
- No
- License
- BP00944109 (WV)
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
- 2012-12-04
- Last updated
- 2012-12-04
Frequently asked questions
- What is William Messer's NPI number?
- William Messer's National Provider Identifier (NPI) is 1407191331, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Messer's specialty?
- William Messer is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Messer located?
- William Messer's practice location on file with NPPES is 1418 Maccorkle Ave Sw Ste a, Charleston, WV 25303-1331.
- What is William Messer's phone number?
- The practice phone number listed in the NPPES registry for William Messer is (304) 348-1288.
- Is William Messer's NPI active?
- Yes — William Messer's NPI (1407191331) is active in the NPPES registry as of the last update on 2012-12-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.