DR. SONIA LIN
NPI 1689917544
Hospitalist in Los Angeles, CA
About Dr. Sonia Lin NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SONIA LIN (NPI 1689917544) is an individual hospitalist provider in Los Angeles, California, licensed in California (A133312) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS.
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 (PECOS)
Dr. Sonia Lin is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Sonia Lin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Los Angeles, CA 90033
- Reassigned Medicare billing, California enrollment
- 2,445 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 90033 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.
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
LOS ANGELES, CA 90033
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 Sonia Lin's NPI number?
The NPI number for Sonia Lin is 1689917544. It was assigned to this individual provider in the NPPES registry on March 28, 2013.
Where is Sonia Lin located?
Sonia Lin practices at 1500 San Pablo St, Los Angeles, CA 90033. The listed phone number is (323) 442-5100.
What is Sonia Lin's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Sonia Lin enrolled in Medicare?
Yes. Sonia Lin is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Sonia Lin was last updated on November 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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. Sonia Lin · NPI 1689917544
Hospitalist physician in Los Angeles, California. Individual provider, active in the CMS NPPES registry since March 28, 2013.
## Identity
- **NPI:** 1689917544 (Entity type: Individual)
- **Enumerated:** March 28, 2013
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A133312 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1500 SAN PABLO ST, Los Angeles, CA 90033-5313
- **Phone:** (323) 442-5100
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
## Record status
- **NPPES last updated:** November 24, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1689917544) · Data from the CMS NPPES public registry.