Oasis Treatment Center
NPI 1952421174 · Substance Abuse Rehabilitation Facility · Anaheim, CA
Oasis Treatment Center is a Substance Abuse Rehabilitation Facility organization in Anaheim, CA (NPI 1952421174).
Provider details
- NPI number
- 1952421174
- Entity type
- Organization
- Primary specialty
- Substance Abuse Rehabilitation FacilityResidential Treatment Facilities
- Organization subpart
- No
- Authorized official
- Dennis Wallin, Executive Director(714) 991-4673
- License
- 300025AP (CA)
Specialties & taxonomies
Residential Treatment Facilities
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
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
- 2007-03-30
- Last updated
- 2020-08-22
Frequently asked questions
- What is Oasis Treatment Center's NPI number?
- Oasis Treatment Center's National Provider Identifier (NPI) is 1952421174, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Oasis Treatment Center?
- Oasis Treatment Center is classified in the NPPES registry as Substance Abuse Rehabilitation Facility (Residential Treatment Facilities).
- Where is Oasis Treatment Center located?
- Oasis Treatment Center's practice location on file with NPPES is 222 W Ball Rd, Anaheim, CA 92805-6046.
- What is Oasis Treatment Center's phone number?
- The practice phone number listed in the NPPES registry for Oasis Treatment Center is (714) 991-4673.
- Who is the authorized official for Oasis Treatment Center?
- The authorized official listed on Oasis Treatment Center's NPPES record is Dennis Wallin, Executive Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Oasis Treatment Center's NPI active?
- Yes — Oasis Treatment Center's NPI (1952421174) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.