CHRISTOPHER YUE MA
NPI 1376285890
Emergency Medicine in Colton, CA
About Christopher Yue Ma NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTOPHER YUE MA (NPI 1376285890) is an individual emergency medicine provider in Colton, California, licensed in California (20A21529) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS and is a graduate of Other (2022).
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 and accepts Medicare assignment
Christopher Yue Ma 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 Reassignment
Medicare enrollment records show Christopher Ma reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Pomona, CA 91767
- Reassigned Medicare billing, California enrollment
- 1,204 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 92324 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.
COLTON, CA 92324
COLTON, CA 92324
COLTON, CA 92324
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 Christopher Ma's NPI number?
The NPI number for Christopher Ma is 1376285890. It was assigned to this individual provider in the NPPES registry on April 13, 2022.
Where is Christopher Ma located?
Christopher Ma practices at 400 N Pepper Ave Ste 1m107, Colton, CA 92324. The listed phone number is (909) 580-2159.
What is Christopher Ma's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Christopher Ma enrolled in Medicare?
Yes. Christopher Ma 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 organization bills Medicare for Christopher Ma's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Ma reassigns Medicare benefits to Cep America - California (Pomona, CA). The 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 Christopher Ma'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 Christopher Ma was last updated on March 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Christopher Yue Ma · NPI 1376285890
Emergency Medicine physician in Colton, California. Individual provider, active in the CMS NPPES registry since April 13, 2022.
## Identity
- **NPI:** 1376285890 (Entity type: Individual)
- **Enumerated:** April 13, 2022
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 20A21529 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 N PEPPER AVE STE 1M107, Colton, CA 92324-1801
- **Phone:** (909) 580-2159
## 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:** Cep America - California (NPI 1740235258, Pomona, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** March 6, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1376285890) · Data from the CMS NPPES public registry.