ALEXANDER YUNG-JOON LEE MD
NPI 1154019693
Internal Medicine in West Hollywood, CA
About Alexander Yung-joon Lee Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER YUNG-JOON LEE MD (NPI 1154019693) is an individual internal medicine provider in West Hollywood, California, licensed in California (A208077) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS and is a graduate of Ohio State University College Of Medicine (2023).
NPPES Registry Identity
Specialties & Licenses
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
Alexander Yung-joon Lee 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 Alexander Lee 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
- 1,001 clinicians in this Medicare group
Los Angeles, CA 90048
- Reassigned Medicare billing, California enrollment
- 57 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.
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
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 Alexander Lee's NPI number?
The NPI number for Alexander Lee is 1154019693. It was assigned to this individual provider in the NPPES registry on April 24, 2023.
Where is Alexander Lee located?
Alexander Lee practices at 8700 Beverly Blvd, West Hollywood, CA 90048. The listed phone number is (310) 423-6325.
What is Alexander Lee's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alexander Lee enrolled in Medicare?
Yes. Alexander Lee 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 Alexander Lee's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Lee reassigns Medicare benefits to 2 organizations: Cedars-Sinai Medical Center (Los Angeles, CA) and The Los Angeles Free Clinic (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 Alexander Lee'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 Alexander Lee was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Alexander Yung-Joon Lee, MD · NPI 1154019693
Internal Medicine physician in West Hollywood, California. Individual provider, active in the CMS NPPES registry since April 24, 2023.
## Identity
- **NPI:** 1154019693 (Entity type: Individual)
- **Enumerated:** April 24, 2023
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A208077 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 8700 BEVERLY BLVD, West Hollywood, CA 90048-1804
- **Phone:** (310) 423-6325
## 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 Center (NPI 1639172372, Los Angeles, CA); The Los Angeles Free Clinic (NPI 1194893248, Los Angeles, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Ohio State University College Of Medicine, class of 2023
## Record status
- **NPPES last updated:** July 22, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1154019693) · Data from the CMS NPPES public registry.