Oasis Treatment Centers LLC
NPI 1144097981 · Substance Use Disorder Rehabilitation Clinic/Center · Costa Mesa, CA
Oasis Treatment Centers LLC is a Substance Use Disorder Rehabilitation Clinic/Center organization in Costa Mesa, CA (NPI 1144097981).
Provider details
- NPI number
- 1144097981
- Entity type
- Organization
- Primary specialty
- Substance Use Disorder Rehabilitation Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Ian Mcdonald, Ceo(281) 210-6703
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
2 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 2910 S Greenville St Unit GSanta Ana, CA 92704-6048Phone: (281) 210-6703
Registry dates
- Enumerated
- 2023-12-11
- Last updated
- 2024-08-09
- Certified
- 2024-08-09
Frequently asked questions
- What is Oasis Treatment Centers LLC's NPI number?
- Oasis Treatment Centers LLC's National Provider Identifier (NPI) is 1144097981, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Oasis Treatment Centers LLC?
- Oasis Treatment Centers LLC is classified in the NPPES registry as Substance Use Disorder Rehabilitation Clinic/Center (Ambulatory Health Care Facilities).
- Where is Oasis Treatment Centers LLC located?
- Oasis Treatment Centers LLC's practice location on file with NPPES is 1901 Newport Blvd Ste 280, Costa Mesa, CA 92627-2286.
- What is Oasis Treatment Centers LLC's phone number?
- The practice phone number listed in the NPPES registry for Oasis Treatment Centers LLC is (281) 210-6703.
- Who is the authorized official for Oasis Treatment Centers LLC?
- The authorized official listed on Oasis Treatment Centers LLC's NPPES record is Ian Mcdonald, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Oasis Treatment Centers LLC's NPI active?
- Yes — Oasis Treatment Centers LLC's NPI (1144097981) is active in the NPPES registry as of the last update on 2024-08-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.