Leonard Pennisi, LMSW
NPI 1700343464 · Clinical Social Worker · Dearborn, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leonard Pennisi, LMSW is a Clinical Social Worker provider in Dearborn, MI (NPI 1700343464).
Provider details
- NPI number
- 1700343464
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- 6801109222 (MI)
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
2 documented practice locations
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
Additional practice locations (1)
- 18518 Outer DrDearborn, MI 48128-1874Phone: (734) 407-7701Fax: (313) 722-4391
Registry dates
- Enumerated
- 2019-02-28
- Last updated
- 2026-05-12
- Certified
- 2026-05-12
Frequently asked questions
- What is Leonard Pennisi's NPI number?
- Leonard Pennisi's National Provider Identifier (NPI) is 1700343464, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leonard Pennisi's specialty?
- Leonard Pennisi is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Leonard Pennisi located?
- Leonard Pennisi's practice location on file with NPPES is 18200 Oakwood Blvd, Dearborn, MI 48124-5025.
- What is Leonard Pennisi's phone number?
- The practice phone number listed in the NPPES registry for Leonard Pennisi is (947) 524-2760.
- Does Leonard Pennisi accept Medicare?
- Leonard Pennisi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leonard Pennisi's NPI active?
- Yes — Leonard Pennisi's NPI (1700343464) is active in the NPPES registry as of the last update on 2026-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.