Kaiser Foundation Hospitals
NPI 1851169965 · Ambulatory Surgical Clinic/Center · Lancaster, CA
Enrolled with Medicare as Part B Supplier - Ambulatory Surgical Center · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kaiser Foundation Hospitals is a Ambulatory Surgical Clinic/Center organization in Lancaster, CA (NPI 1851169965).
Provider details
- NPI number
- 1851169965
- Entity type
- Organization
- Primary specialty
- Ambulatory Surgical Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Suzy Ghazarossian, Area Administrator/Coo(661) 723-2488
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
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
Other names (DBA / former)
- Doing business as
- Kaiser Foundation Hospital Ambulatory Surgery Center, Antelope Valley
Registry dates
- Enumerated
- 2023-12-18
- Last updated
- 2024-11-14
- Certified
- 2024-11-14
Frequently asked questions
- What is Kaiser Foundation Hospitals's NPI number?
- Kaiser Foundation Hospitals's National Provider Identifier (NPI) is 1851169965, 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 Ambulatory Surgical Clinic/Center (Ambulatory Health Care Facilities).
- Where is Kaiser Foundation Hospitals located?
- Kaiser Foundation Hospitals's practice location on file with NPPES is 44301 Lorimer Ave, Lancaster, CA 93534-3700.
- What is Kaiser Foundation Hospitals's phone number?
- The practice phone number listed in the NPPES registry for Kaiser Foundation Hospitals is (661) 940-1112.
- 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 Suzy Ghazarossian, Area Administrator/Coo. 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 (1851169965) is active in the NPPES registry as of the last update on 2024-11-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.