JASON Y CHEN MD
NPI 1407241375
Orthopaedic Surgery in Loma Linda, CA
About Jason Y Chen Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JASON Y CHEN MD (NPI 1407241375) is an individual orthopaedic surgery provider in Loma Linda, California, licensed in California (A172386) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
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
Jason Y Chen 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 Jason Chen reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Loma Linda, CA 92354
- Reassigned Medicare billing, California enrollment
- 2,584 clinicians in this Medicare group
San Bernardino, CA 92408
- Reassigned Medicare billing, California enrollment
- 455 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 92354 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LOMA LINDA, CA 92354
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 Jason Chen's NPI number?
The NPI number for Jason Chen is 1407241375. It was assigned to this individual provider in the NPPES registry on March 30, 2015.
Where is Jason Chen located?
Jason Chen practices at 25455 Barton Rd Ste 102B, Loma Linda, CA 92354. The listed phone number is (909) 558-6444.
What is Jason Chen's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Jason Chen enrolled in Medicare?
Yes. Jason Chen 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 Jason Chen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Chen reassigns Medicare benefits to 2 organizations: Faculty Physicians And Surgeons Of Llusm (Loma Linda, CA) and Sac Health System (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 Jason Chen'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 Jason Chen was last updated on August 31, 2021. 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.
# Jason Y Chen, MD · NPI 1407241375
Orthopaedic Surgery physician in Loma Linda, California. Individual provider, active in the CMS NPPES registry since March 30, 2015.
## Identity
- **NPI:** 1407241375 (Entity type: Individual)
- **Enumerated:** March 30, 2015
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** A172386 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 25455 BARTON RD STE 102B, Loma Linda, CA 92354-3139
- **Phone:** (909) 558-6444
## 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): Faculty Physicians And Surgeons Of Llusm (NPI 1275582918, Loma Linda, CA); Sac Health System (NPI 1013935915, San Bernardino, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** August 31, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1407241375) · Data from the CMS NPPES public registry.