William Martin, LISW,LCSW
NPI 1598907370 · Clinical Social Worker · Dayton, OH
William Martin, LISW,LCSW is a Clinical Social Worker provider in Dayton, OH (NPI 1598907370).
Provider details
- NPI number
- 1598907370
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LISW,LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- I-0010290 (OH)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
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
17 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
- 2009-03-25
- Last updated
- 2014-11-19
Frequently asked questions
- What is William Martin's NPI number?
- William Martin's National Provider Identifier (NPI) is 1598907370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Martin's specialty?
- William Martin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is William Martin located?
- William Martin's practice location on file with NPPES is 8880 Cypress Gate Drive, Dayton, OH 45424-6413.
- What is William Martin's phone number?
- The practice phone number listed in the NPPES registry for William Martin is (937) 903-6116.
- Is William Martin's NPI active?
- Yes — William Martin's NPI (1598907370) is active in the NPPES registry as of the last update on 2014-11-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.