ANDREI S LOJEK
NPI 1821651829
Anesthesiology in West Hollywood, CA
About Andrei S Lojek NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREI S LOJEK (NPI 1821651829) is an individual anesthesiology provider in West Hollywood, California, licensed in California (20A21823) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, maintains a secondary practice location in Oceanside, and is a graduate of Alabama College Of Osteopathic Medicine (2019).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Andrei S Lojek is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
5Medicare enrollment records show Andrei Lojek reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 2,118 clinicians in this Medicare group
Wildomar, CA 92595
- Reassigned Medicare billing, California enrollment
- 49 clinicians in this Medicare group
Murrieta, CA 92562
- Reassigned Medicare billing, California enrollment
- 53 clinicians in this Medicare group
Murrieta, CA 92562
- Reassigned Medicare billing, California enrollment
- 34 clinicians in this Medicare group
Temecula, CA 92592
- Reassigned Medicare billing, California enrollment
- 53 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WEST HOLLYWOOD, CA 90048
WEST HOLLYWOOD, CA 90048
WEST HOLLYWOOD, CA 90048
WEST HOLLYWOOD, CA 90048
WEST HOLLYWOOD, CA 90048
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Andrei Lojek's NPI number?
The NPI number for Andrei Lojek is 1821651829. It was assigned to this individual provider in the NPPES registry on April 16, 2019.
Where is Andrei Lojek located?
Andrei Lojek practices at 8700 Beverly Blvd # Sb-290, West Hollywood, CA 90048. The listed phone number is (310) 423-1447.
What is Andrei Lojek's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Andrei Lojek enrolled in Medicare?
Yes. Andrei Lojek is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Andrei Lojek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrei Lojek reassigns Medicare benefits to 5 organizations: Cedars-Sinai Medical Care Foundation (Los Angeles, CA), Inland Valley Anesthesia Partners, Inc (Wildomar, CA), Rancho Springs Anesthesia Partners, Inc (Murrieta, CA), Temecula Surgery Anesthesia Partners, Inc (Murrieta, CA) and Temecula Valley Anesthesia Partners, Inc (Temecula, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Andrei Lojek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Andrei Lojek was last updated on June 23, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Andrei S Lojek · NPI 1821651829
Anesthesiology physician in West Hollywood, California. Individual provider, active in the CMS NPPES registry since April 16, 2019.
## Identity
- **NPI:** 1821651829 (Entity type: Individual)
- **Enumerated:** April 16, 2019
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 20A21823 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 8700 BEVERLY BLVD # SB-290, West Hollywood, CA 90048-1804
- **Phone:** (310) 423-1447
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Cedars-Sinai Medical Care Foundation (NPI 1043826720, Los Angeles, CA); Inland Valley Anesthesia Partners, Inc (NPI 1053173955, Wildomar, CA); Rancho Springs Anesthesia Partners, Inc (NPI 1730941634, Murrieta, CA); Temecula Surgery Anesthesia Partners, Inc (NPI 1962264853, Murrieta, CA); Temecula Valley Anesthesia Partners, Inc (NPI 1114789013, Temecula, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Alabama College Of Osteopathic Medicine, class of 2019
## Record status
- **NPPES last updated:** June 23, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1821651829) · Data from the CMS NPPES public registry.