Emma Trejo, MD
NPI 1043387954 · Internal Medicine Physician · Wilmington, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emma Trejo, MD is a Internal Medicine Physician provider in Wilmington, CA (NPI 1043387954).
Provider details
- NPI number
- 1043387954
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A56299 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-11-29
- Last updated
- 2019-01-10
Frequently asked questions
- What is Emma Trejo's NPI number?
- Emma Trejo's National Provider Identifier (NPI) is 1043387954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emma Trejo's specialty?
- Emma Trejo is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Emma Trejo located?
- Emma Trejo's practice location on file with NPPES is 200 E Anaheim St, Wilmington, CA 90744.
- What is Emma Trejo's phone number?
- The practice phone number listed in the NPPES registry for Emma Trejo is (310) 522-8700.
- Does Emma Trejo accept Medicare?
- Emma Trejo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emma Trejo's NPI active?
- Yes — Emma Trejo's NPI (1043387954) is active in the NPPES registry as of the last update on 2019-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.