IndividualActive
Diane Grech, M.S.,L.L.P.
NPI 1427172576 · Psychologist · Farmington Hills, MI
Diane Grech, M.S.,L.L.P. is a Psychologist provider in Farmington Hills, MI (NPI 1427172576).
Provider details
- NPI number
- 1427172576
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- M.S.,L.L.P.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 6301012040 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(89/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES 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
29887 W 11 Mile Rd
Farmington Hills, MI 48336-1309
Phone: (248) 474-4701
Fax: (248) 474-1518
Street-level locationGet directions
Mailing address
18397 Queensbury Dr
Livonia, MI 48152-3941
Registry dates
- Enumerated
- 2007-03-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diane Grech's NPI number?
- Diane Grech's National Provider Identifier (NPI) is 1427172576, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Grech's specialty?
- Diane Grech is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is Diane Grech located?
- Diane Grech's practice location on file with NPPES is 29887 W 11 Mile Rd, Farmington Hills, MI 48336-1309.
- What is Diane Grech's phone number?
- The practice phone number listed in the NPPES registry for Diane Grech is (248) 474-4701.
- Is Diane Grech's NPI active?
- Yes — Diane Grech's NPI (1427172576) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.