Grayson Doornbos
NPI 1477223931 · Behavior Technician · Farmington Hills, MI
Grayson Doornbos is a Behavior Technician provider in Farmington Hills, MI (NPI 1477223931).
Provider details
- NPI number
- 1477223931
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
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
4 yrs in NPPES 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
- 2021-09-16
- Last updated
- 2021-09-16
- Certified
- 2021-09-16
Frequently asked questions
- What is Grayson Doornbos's NPI number?
- Grayson Doornbos's National Provider Identifier (NPI) is 1477223931, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grayson Doornbos's specialty?
- Grayson Doornbos is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Grayson Doornbos located?
- Grayson Doornbos's practice location on file with NPPES is 27777 Inkster Rd Ste 100, Farmington Hills, MI 48334-5312.
- What is Grayson Doornbos's phone number?
- The practice phone number listed in the NPPES registry for Grayson Doornbos is (248) 436-4355.
- Is Grayson Doornbos's NPI active?
- Yes — Grayson Doornbos's NPI (1477223931) is active in the NPPES registry as of the last update on 2021-09-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.