Willis Derring
NPI 1225178908 · Rehabilitation Practitioner · Oxnard, CA
Willis Derring is a Rehabilitation Practitioner provider in Oxnard, CA (NPI 1225178908).
Provider details
- NPI number
- 1225178908
- Entity type
- Individual
- Primary specialty
- Rehabilitation PractitionerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
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
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
- 2007-02-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Willis Derring's NPI number?
- Willis Derring's National Provider Identifier (NPI) is 1225178908, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Willis Derring's specialty?
- Willis Derring is listed in the NPPES registry with a primary specialty of Rehabilitation Practitioner (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Willis Derring located?
- Willis Derring's practice location on file with NPPES is 957 Entrada Dr, Oxnard, CA 93030-0159.
- What is Willis Derring's phone number?
- The practice phone number listed in the NPPES registry for Willis Derring is (805) 983-7812.
- Is Willis Derring's NPI active?
- Yes — Willis Derring's NPI (1225178908) 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.