BRIAN OLAF KEYES DO
NPI 1841332905
Anesthesiology in West Hollywood, CA
About Brian Olaf Keyes Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRIAN OLAF KEYES DO (NPI 1841332905) is an individual anesthesiology provider in West Hollywood, California, licensed in California (20A8833) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Brian Olaf Keyes Do 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
9Medicare enrollment records show Brian Keyes reassigns Medicare billing to 9 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
Glendale, CA 91206
- Reassigned Medicare billing, California enrollment
- 2,584 clinicians in this Medicare group
Los Alamitos, CA 90720
- Reassigned Medicare billing, California enrollment
- 63 clinicians in this Medicare group
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 420 clinicians in this Medicare group
Camarillo, CA 93012
- Reassigned Medicare billing, California enrollment
- 112 clinicians in this Medicare group
Chino, CA 91710
- Reassigned Medicare billing, California enrollment
- 23 clinicians in this Medicare group
Eastvale, CA 92880
- Reassigned Medicare billing, California enrollment
- 349 clinicians in this Medicare group
Corona, CA 92882
- Reassigned Medicare billing, California enrollment
- 70 clinicians in this Medicare group
Clearlake, CA 95422
- Reassigned Medicare billing, California enrollment
- 29 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Other Providers at the Same Location NPPES 20
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
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 Brian Keyes's NPI number?
The NPI number for Brian Keyes is 1841332905. It was assigned to this individual provider in the NPPES registry on February 13, 2007.
Where is Brian Keyes located?
Brian Keyes practices at 8700 Beverly Blvd, West Hollywood, CA 90048. The listed phone number is (310) 423-5841.
What is Brian Keyes's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Brian Keyes enrolled in Medicare?
Yes. Brian Keyes 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 Brian Keyes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brian Keyes reassigns Medicare benefits to 9 organizations: Cedars-Sinai Medical Care Foundation (Los Angeles, CA), Faculty Physicians And Surgeons Of Llusm (Glendale, CA), Talbert Anesthesia Group Incorporated (Los Alamitos, CA), Regents Of The University Of (Orange, CA), Apa Medical Group, Inc. (Camarillo, CA) and 4 more organizations, listed in the Medicare section above. 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 Brian Keyes'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 Brian Keyes was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Brian Olaf Keyes, DO · NPI 1841332905
Anesthesiology physician in West Hollywood, California. Individual provider, active in the CMS NPPES registry since February 13, 2007.
## Identity
- **NPI:** 1841332905 (Entity type: Individual)
- **Enumerated:** February 13, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 20A8833 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8700 BEVERLY BLVD, West Hollywood, CA 90048-1804
- **Phone:** (310) 423-5841
## 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:** 9 organizations under Medicare reassignment (form CMS-855R): Cedars-Sinai Medical Care Foundation (NPI 1043826720, Los Angeles, CA); Faculty Physicians And Surgeons Of Llusm (NPI 1508255175, Glendale, CA); Talbert Anesthesia Group Incorporated (NPI 1144626714, Los Alamitos, CA); Regents Of The University Of (NPI 1487602546, Orange, CA); Apa Medical Group, Inc. (NPI 1700596111, Camarillo, CA); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** April 29, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1841332905) · Data from the CMS NPPES public registry.