Jack Grenan
NPI 1497163646 · Behavior Technician · Farmington Hills, MI
Jack Grenan is a Behavior Technician provider in Farmington Hills, MI (NPI 1497163646).
Provider details
- NPI number
- 1497163646
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 6301014679 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
11 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)
- 18119 Shady Ridge Ct Apt 14Spring Lake, MI 49456-9002Phone: (616) 414-7246
Registry dates
- Enumerated
- 2014-07-31
- Last updated
- 2019-09-19
Frequently asked questions
- What is Jack Grenan's NPI number?
- Jack Grenan's National Provider Identifier (NPI) is 1497163646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Grenan's specialty?
- Jack Grenan is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Jack Grenan located?
- Jack Grenan's practice location on file with NPPES is 27777 Inkster Rd Ste 100, Farmington Hills, MI 48334.
- What is Jack Grenan's phone number?
- The practice phone number listed in the NPPES registry for Jack Grenan is (248) 299-0030.
- Is Jack Grenan's NPI active?
- Yes — Jack Grenan's NPI (1497163646) is active in the NPPES registry as of the last update on 2019-09-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.