Kaiser Foundation Hospitals
NPI 1144375056 · General Acute Care Hospital · Anaheim, CA
Enrolled with Medicare as Part a Provider - Hospital · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kaiser Foundation Hospitals is a General Acute Care Hospital organization in Anaheim, CA (NPI 1144375056).
Provider details
- NPI number
- 1144375056
- Entity type
- Organization
- Primary specialty
- General Acute Care HospitalHospitals
- Organization subpart
- No
- Authorized official
- Mark Costa, Svp Area Manager(714) 644-4100
- License
- 060000091 (CA)
Specialties & taxonomies
Hospitals
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
3 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
Other names (DBA / former)
- Doing business as
- Kaiser Foundation Hospital - Orange County - Anaheim Medical Center
- Doing business as
- Kaiser Foundation Hospital - Orange County - Anaheim Medical Center
Additional practice locations (2)
- 3440 E. La Palma AveAnaheim, CA 92806-2020Phone: (714) 644-2000Fax: (714) 644-4114
- 6640 Alton PkwyIrvine, CA 92618-3734Phone: (714) 644-4100
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2022-01-12
- Certified
- 2022-01-12
Frequently asked questions
- What is Kaiser Foundation Hospitals's NPI number?
- Kaiser Foundation Hospitals's National Provider Identifier (NPI) is 1144375056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Kaiser Foundation Hospitals?
- Kaiser Foundation Hospitals is classified in the NPPES registry as General Acute Care Hospital (Hospitals).
- Where is Kaiser Foundation Hospitals located?
- Kaiser Foundation Hospitals's practice location on file with NPPES is 3440 E. La Palma Ave, Anaheim, CA 92806-2020.
- What is Kaiser Foundation Hospitals's phone number?
- The practice phone number listed in the NPPES registry for Kaiser Foundation Hospitals is (714) 644-2000.
- Does Kaiser Foundation Hospitals accept Medicare?
- Kaiser Foundation Hospitals 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 Kaiser Foundation Hospitals?
- The authorized official listed on Kaiser Foundation Hospitals's NPPES record is Mark Costa, Svp Area Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Kaiser Foundation Hospitals's NPI active?
- Yes — Kaiser Foundation Hospitals's NPI (1144375056) is active in the NPPES registry as of the last update on 2022-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.