Donald Royster
NPI 1174909063 · Day Training/Habilitation Specialist · Camarillo, CA
Donald Royster is a Day Training/Habilitation Specialist provider in Camarillo, CA (NPI 1174909063).
Provider details
- NPI number
- 1174909063
- Entity type
- Individual
- Primary specialty
- Day Training/Habilitation SpecialistNursing Service Related Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
- Community Health Worker172V00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 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
- 2015-08-03
- Last updated
- 2025-05-13
- Certified
- 2025-05-12
Frequently asked questions
- What is Donald Royster's NPI number?
- Donald Royster's National Provider Identifier (NPI) is 1174909063, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Royster's specialty?
- Donald Royster is listed in the NPPES registry with a primary specialty of Day Training/Habilitation Specialist (Nursing Service Related Providers).
- Where is Donald Royster located?
- Donald Royster's practice location on file with NPPES is 1722 S Lewis Rd, Camarillo, CA 93012-8520.
- What is Donald Royster's phone number?
- The practice phone number listed in the NPPES registry for Donald Royster is (805) 366-4040.
- Is Donald Royster's NPI active?
- Yes — Donald Royster's NPI (1174909063) is active in the NPPES registry as of the last update on 2025-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.