Lonnie Williams, CDCA
NPI 1437610250 · Addiction (Substance Use Disorder) Counselor · Cleveland, OH
Lonnie Williams, CDCA is a Addiction (Substance Use Disorder) Counselor provider in Cleveland, OH (NPI 1437610250).
Provider details
- NPI number
- 1437610250
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CDCA
- Sex
- Male
- Sole proprietor
- Yes
- License
- 169202 (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
7 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
- 2019-03-26
- Last updated
- 2020-06-22
- Certified
- 2020-06-22
Frequently asked questions
- What is Lonnie Williams's NPI number?
- Lonnie Williams's National Provider Identifier (NPI) is 1437610250, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lonnie Williams's specialty?
- Lonnie Williams is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Lonnie Williams located?
- Lonnie Williams's practice location on file with NPPES is 1320 Washington Ave, Cleveland, OH 44113-2333.
- What is Lonnie Williams's phone number?
- The practice phone number listed in the NPPES registry for Lonnie Williams is (216) 781-0550.
- Is Lonnie Williams's NPI active?
- Yes — Lonnie Williams's NPI (1437610250) is active in the NPPES registry as of the last update on 2020-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.