Michael Williams, LISW-SUPERVISOR
NPI 1578990040 · Clinical Social Worker · Phoenix, AZ
Michael Williams, LISW-SUPERVISOR is a Clinical Social Worker provider in Phoenix, AZ (NPI 1578990040).
Provider details
- NPI number
- 1578990040
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LISW-SUPERVISOR
- Sex
- Male
- Sole proprietor
- Yes
- License
- I.0009964 (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
12 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
- 2013-09-30
- Last updated
- 2013-09-30
Frequently asked questions
- What is Michael Williams's NPI number?
- Michael Williams's National Provider Identifier (NPI) is 1578990040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Williams's specialty?
- Michael Williams is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Michael Williams located?
- Michael Williams's practice location on file with NPPES is 650 E Indian School Rd, Phoenix, AZ 85012-1839.
- What is Michael Williams's phone number?
- The practice phone number listed in the NPPES registry for Michael Williams is (602) 277-5511.
- Is Michael Williams's NPI active?
- Yes — Michael Williams's NPI (1578990040) is active in the NPPES registry as of the last update on 2013-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.