Mary Leonard, CAC-AD
NPI 1689534299 · Addiction (Substance Use Disorder) Counselor · New Windsor, MD
Mary Leonard, CAC-AD is a Addiction (Substance Use Disorder) Counselor provider in New Windsor, MD (NPI 1689534299).
Provider details
- NPI number
- 1689534299
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CAC-AD
- Sex
- Female
- Sole proprietor
- Yes
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
Under 1 yr in 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
- 2025-11-15
- Last updated
- 2025-11-15
- Certified
- 2025-11-15
Frequently asked questions
- What is Mary Leonard's NPI number?
- Mary Leonard's National Provider Identifier (NPI) is 1689534299, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Leonard's specialty?
- Mary Leonard is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Leonard located?
- Mary Leonard's practice location on file with NPPES is 2075 Brick Church Rd, New Windsor, MD 21776-8905.
- What is Mary Leonard's phone number?
- The practice phone number listed in the NPPES registry for Mary Leonard is (443) 821-0717.
- Is Mary Leonard's NPI active?
- Yes — Mary Leonard's NPI (1689534299) is active in the NPPES registry as of the last update on 2025-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.