Mystery and Manners PLLC
NPI 1811834476 · Clinical Social Worker · Dearborn, MI
Mystery and Manners PLLC is a Clinical Social Worker organization in Dearborn, MI (NPI 1811834476).
Provider details
- NPI number
- 1811834476
- Entity type
- Organization
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Leonard Pennisi, Owner(734) 407-7701
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
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
- 2026-05-01
- Last updated
- 2026-05-01
- Certified
- 2026-05-01
Frequently asked questions
- What is Mystery and Manners PLLC's NPI number?
- Mystery and Manners PLLC's National Provider Identifier (NPI) is 1811834476, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mystery and Manners PLLC?
- Mystery and Manners PLLC is classified in the NPPES registry as Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mystery and Manners PLLC located?
- Mystery and Manners PLLC's practice location on file with NPPES is 18518 Outer Dr, Dearborn, MI 48128-1874.
- What is Mystery and Manners PLLC's phone number?
- The practice phone number listed in the NPPES registry for Mystery and Manners PLLC is (734) 407-7701.
- Who is the authorized official for Mystery and Manners PLLC?
- The authorized official listed on Mystery and Manners PLLC's NPPES record is Leonard Pennisi, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mystery and Manners PLLC's NPI active?
- Yes — Mystery and Manners PLLC's NPI (1811834476) is active in the NPPES registry as of the last update on 2026-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.