United Anesthesiology, Inc.
NPI 1659381374 · Anesthesiology Physician · Santa Ana, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
United Anesthesiology, Inc. is a Anesthesiology Physician organization in Santa Ana, CA (NPI 1659381374).
Provider details
- NPI number
- 1659381374
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Atef Rafla, President/ Owner(714) 641-1111
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-08-08
- Last updated
- 2022-07-21
Frequently asked questions
- What is United Anesthesiology, Inc.'s NPI number?
- United Anesthesiology, Inc.'s National Provider Identifier (NPI) is 1659381374, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is United Anesthesiology, Inc.?
- United Anesthesiology, Inc. is classified in the NPPES registry as Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is United Anesthesiology, Inc. located?
- United Anesthesiology, Inc.'s practice location on file with NPPES is 3200 South Bristol Street, Santa Ana, CA 92704.
- What is United Anesthesiology, Inc.'s phone number?
- The practice phone number listed in the NPPES registry for United Anesthesiology, Inc. is (714) 641-1111.
- Does United Anesthesiology, Inc. accept Medicare?
- United Anesthesiology, Inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for United Anesthesiology, Inc.?
- The authorized official listed on United Anesthesiology, Inc.'s NPPES record is Atef Rafla, President/ Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is United Anesthesiology, Inc.'s NPI active?
- Yes — United Anesthesiology, Inc.'s NPI (1659381374) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.