Onyx Group Homes LLC
NPI 1952991937 · Developmental Disabilities Clinic/Center · Phoenix, AZ
Onyx Group Homes LLC is a Developmental Disabilities Clinic/Center organization in Phoenix, AZ (NPI 1952991937).
Provider details
- NPI number
- 1952991937
- Entity type
- Organization
- Primary specialty
- Developmental Disabilities Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Anthony Williams, Owner(480) 550-2016
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
Mailing address
Registry dates
- Enumerated
- 2021-01-22
- Last updated
- 2021-01-22
- Certified
- 2021-01-22
Frequently asked questions
- What is Onyx Group Homes LLC's NPI number?
- Onyx Group Homes LLC's National Provider Identifier (NPI) is 1952991937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Onyx Group Homes LLC?
- Onyx Group Homes LLC is classified in the NPPES registry as Developmental Disabilities Clinic/Center (Ambulatory Health Care Facilities).
- Where is Onyx Group Homes LLC located?
- Onyx Group Homes LLC's practice location on file with NPPES is 3901 W Sunnyside Ave, Phoenix, AZ 85029-3051.
- What is Onyx Group Homes LLC's phone number?
- The practice phone number listed in the NPPES registry for Onyx Group Homes LLC is (602) 432-2242.
- Who is the authorized official for Onyx Group Homes LLC?
- The authorized official listed on Onyx Group Homes LLC's NPPES record is Anthony Williams, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Onyx Group Homes LLC's NPI active?
- Yes — Onyx Group Homes LLC's NPI (1952991937) is active in the NPPES registry as of the last update on 2021-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.