BILLY LIN
NPI 1073133419
Internal Medicine in West Hollywood, CA
About Billy Lin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BILLY LIN (NPI 1073133419) is an individual internal medicine provider in West Hollywood, California, licensed in California (A181608) 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
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
Billy Lin 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
4Medicare enrollment records show Billy Lin reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Los Angeles, CA 90015
- Reassigned Medicare billing, California enrollment
- 2,052 clinicians in this Medicare group
Lynwood, CA 90262
- Reassigned Medicare billing, California enrollment
- 7 clinicians in this Medicare group
Chino Hills, CA 91709
- Reassigned Medicare billing, California enrollment
- 5,228 clinicians in this Medicare group
San Bernardino, CA 92404
- Reassigned Medicare billing, California enrollment
- 1,216 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
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 Billy Lin's NPI number?
The NPI number for Billy Lin is 1073133419. It was assigned to this individual provider in the NPPES registry on April 24, 2020.
Where is Billy Lin located?
Billy Lin practices at 8700 Beverly Blvd Ste 5512, West Hollywood, CA 90048. The listed phone number is (310) 423-2811.
What is Billy Lin's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Billy Lin enrolled in Medicare?
Yes. Billy Lin 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 Billy Lin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Billy Lin reassigns Medicare benefits to 4 organizations: Healthcare Partners Affiliates Medical Group (Los Angeles, CA), Cardio Medical Consultants Group Of Long Beach Inc (Lynwood, CA), Southern California Permanente Medical Group (Chino Hills, CA) and Inpatient Specialists Of California, PC (San Bernardino, 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 Billy Lin'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 Billy Lin was last updated on March 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Billy Lin · NPI 1073133419
Internal Medicine physician in West Hollywood, California. Individual provider, active in the CMS NPPES registry since April 24, 2020.
## Identity
- **NPI:** 1073133419 (Entity type: Individual)
- **Enumerated:** April 24, 2020
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A181608 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 8700 BEVERLY BLVD STE 5512, West Hollywood, CA 90048-1804
- **Phone:** (310) 423-2811
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Healthcare Partners Affiliates Medical Group (NPI 1659312593, Los Angeles, CA); Cardio Medical Consultants Group Of Long Beach Inc (NPI 1821135617, Lynwood, CA); Southern California Permanente Medical Group (NPI 1396287082, Chino Hills, CA); Inpatient Specialists Of California, PC (NPI 1952792475, San Bernardino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** March 24, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1073133419) · Data from the CMS NPPES public registry.