DR. GEOFFREY KAYA KUSAKA MD
NPI 1841829306
Hospitalist in West Hollywood, CA
About Dr. Geoffrey Kaya Kusaka Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GEOFFREY KAYA KUSAKA MD (NPI 1841829306) is an individual hospitalist provider in West Hollywood, California, licensed in California (A180729) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Geoffrey Kaya Kusaka Md 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
2Medicare enrollment records show Geoffrey Kusaka reassigns Medicare billing to 2 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
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 2,052 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 5
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 90048 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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
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 Geoffrey Kusaka's NPI number?
The NPI number for Geoffrey Kusaka is 1841829306. It was assigned to this individual provider in the NPPES registry on April 6, 2020.
Where is Geoffrey Kusaka located?
Geoffrey Kusaka practices at 8700 Beverly Blvd # B220, West Hollywood, CA 90048. The listed phone number is (310) 423-5252.
What is Geoffrey Kusaka's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Geoffrey Kusaka enrolled in Medicare?
Yes. Geoffrey Kusaka 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 Geoffrey Kusaka's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Geoffrey Kusaka reassigns Medicare benefits to 2 organizations: Cedars-Sinai Medical Care Foundation (Los Angeles, CA) and Healthcare Partners Affiliates Medical Group (Los Angeles, 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 Geoffrey Kusaka'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 Geoffrey Kusaka was last updated on July 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.
# Dr. Geoffrey Kaya Kusaka, MD · NPI 1841829306
Hospitalist physician in West Hollywood, California. Individual provider, active in the CMS NPPES registry since April 6, 2020.
## Identity
- **NPI:** 1841829306 (Entity type: Individual)
- **Enumerated:** April 6, 2020
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A180729 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 8700 BEVERLY BLVD # B220, West Hollywood, CA 90048-1804
- **Phone:** (310) 423-5252 · **Fax:** (310) 423-8441
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Cedars-Sinai Medical Care Foundation (NPI 1043826720, Los Angeles, CA); Healthcare Partners Affiliates Medical Group (NPI 1659312593, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 12, 2023
---
Source: [NPI Profile](https://npiprofile.com/npi/1841829306) · Data from the CMS NPPES public registry.