Charles Leonhardt
NPI 1598220329 · Addiction (Substance Use Disorder) Counselor · Dayton, OH
Charles Leonhardt is a Addiction (Substance Use Disorder) Counselor provider in Dayton, OH (NPI 1598220329).
Provider details
- NPI number
- 1598220329
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other 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
83% 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
- 2019-02-06
- Last updated
- 2024-10-31
- Certified
- 2024-10-26
Frequently asked questions
- What is Charles Leonhardt's NPI number?
- Charles Leonhardt's National Provider Identifier (NPI) is 1598220329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Leonhardt's specialty?
- Charles Leonhardt is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Charles Leonhardt located?
- Charles Leonhardt's practice location on file with NPPES is 1149 Huffman Avenue, Dayton, OH 45403-2563.
- What is Charles Leonhardt's phone number?
- The practice phone number listed in the NPPES registry for Charles Leonhardt is (937) 540-5925.
- Is Charles Leonhardt's NPI active?
- Yes — Charles Leonhardt's NPI (1598220329) is active in the NPPES registry as of the last update on 2024-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.