Roy Merwin, MSW, LISW
NPI 1467596866 · Clinical Social Worker · Grove City, OH
Roy Merwin, MSW, LISW is a Clinical Social Worker provider in Grove City, OH (NPI 1467596866).
Provider details
- NPI number
- 1467596866
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LISW
- Sex
- Male
- Sole proprietor
- Yes
- License
- I 0003344 (OH)
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
19 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
- 2007-02-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Roy Merwin's NPI number?
- Roy Merwin's National Provider Identifier (NPI) is 1467596866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Merwin's specialty?
- Roy Merwin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Roy Merwin located?
- Roy Merwin's practice location on file with NPPES is 3725 Broadway, Grove City, OH 43123-2201.
- What is Roy Merwin's phone number?
- The practice phone number listed in the NPPES registry for Roy Merwin is (614) 539-2242.
- Is Roy Merwin's NPI active?
- Yes — Roy Merwin's NPI (1467596866) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.