Christopher Ma
NPI 1376285890 · Emergency Medicine Physician · Colton, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christopher Ma is a Emergency Medicine Physician provider in Colton, CA (NPI 1376285890).
Provider details
- NPI number
- 1376285890
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- 20A21529 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-04-13
- Last updated
- 2026-03-06
- Certified
- 2026-03-06
Frequently asked questions
- What is Christopher Ma's NPI number?
- Christopher Ma's National Provider Identifier (NPI) is 1376285890, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Ma's specialty?
- Christopher Ma is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Christopher Ma located?
- Christopher Ma's practice location on file with NPPES is 400 N Pepper Ave Ste 1m107, Colton, CA 92324-1801.
- What is Christopher Ma's phone number?
- The practice phone number listed in the NPPES registry for Christopher Ma is (909) 580-2159.
- Does Christopher Ma accept Medicare?
- Christopher Ma is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christopher Ma's NPI active?
- Yes — Christopher Ma's NPI (1376285890) is active in the NPPES registry as of the last update on 2026-03-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.