GWEN DAVINA LIN MD
NPI 1912467630
Pediatrics in Orange, CA
About Gwen Davina Lin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GWEN DAVINA LIN MD (NPI 1912467630) is an individual pediatrics provider in Orange, California, licensed in California (180106) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS.
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 (PECOS)
Gwen Davina Lin Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Gwen Lin reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Orange, CA 92868
- Reassigned Medicare billing, California enrollment
- 143 clinicians in this Medicare group
Santa Ana, CA 92701
- Reassigned Medicare billing, California enrollment
- 255 clinicians in this Medicare group
Anaheim, CA 92807
- Reassigned Medicare billing, California enrollment
- 13,921 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 92868 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.
ORANGE, CA 92868
ORANGE, CA 92868
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 Gwen Lin's NPI number?
The NPI number for Gwen Lin is 1912467630. It was assigned to this individual provider in the NPPES registry on March 20, 2019.
Where is Gwen Lin located?
Gwen Lin practices at 101 The City Dr S, Orange, CA 92868. The listed phone number is (714) 456-5631.
What is Gwen Lin's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Gwen Lin enrolled in Medicare?
Yes. Gwen Lin is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Gwen Lin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gwen Lin reassigns Medicare benefits to 3 organizations: Uc Regents Uci Dept Of Pediatrics (Orange, CA), University Of California Irvine (Santa Ana, CA) and Southern California Permanente Medical Group (Anaheim, 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 Gwen 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 Gwen Lin was last updated on February 7, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Gwen Davina Lin, MD · NPI 1912467630
Pediatrics physician in Orange, California. Individual provider, active in the CMS NPPES registry since March 20, 2019.
## Identity
- **NPI:** 1912467630 (Entity type: Individual)
- **Enumerated:** March 20, 2019
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** 180106 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 101 THE CITY DR S, Orange, CA 92868-3201
- **Phone:** (714) 456-5631
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Uc Regents Uci Dept Of Pediatrics (NPI 1235187311, Orange, CA); University Of California Irvine (NPI 1851325906, Santa Ana, CA); Southern California Permanente Medical Group (NPI 1952333460, Anaheim, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 7, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1912467630) · Data from the CMS NPPES public registry.