Rafael Castillo-Grynberg
NPI 1417643644 · Behavior Technician · Farmington Hills, MI
Rafael Castillo-Grynberg is a Behavior Technician provider in Farmington Hills, MI (NPI 1417643644).
Provider details
- NPI number
- 1417643644
- 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
3 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
- 2023-04-12
- Last updated
- 2023-04-12
- Certified
- 2023-04-12
Frequently asked questions
- What is Rafael Castillo-Grynberg's NPI number?
- Rafael Castillo-Grynberg's National Provider Identifier (NPI) is 1417643644, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rafael Castillo-Grynberg's specialty?
- Rafael Castillo-Grynberg is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Rafael Castillo-Grynberg located?
- Rafael Castillo-Grynberg's practice location on file with NPPES is 27777 Inkster Rd Ste 100, Farmington Hills, MI 48334-5312.
- What is Rafael Castillo-Grynberg's phone number?
- The practice phone number listed in the NPPES registry for Rafael Castillo-Grynberg is (248) 256-5020.
- Is Rafael Castillo-Grynberg's NPI active?
- Yes — Rafael Castillo-Grynberg's NPI (1417643644) is active in the NPPES registry as of the last update on 2023-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.