Ethan Petersen
NPI 1821665936 · Student in an Organized Health Care Education/Training Program · Torrance, CA
Enrolled with Medicare as Order and Referring Only - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ethan Petersen is a Student in an Organized Health Care Education/Training Program provider in Torrance, CA (NPI 1821665936).
Provider details
- NPI number
- 1821665936
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2021-06-07
- Last updated
- 2025-06-20
- Certified
- 2025-06-20
Frequently asked questions
- What is Ethan Petersen's NPI number?
- Ethan Petersen's National Provider Identifier (NPI) is 1821665936, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ethan Petersen's specialty?
- Ethan Petersen is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Ethan Petersen located?
- Ethan Petersen's practice location on file with NPPES is 1000 W Carson St, Torrance, CA 90502-2059.
- What is Ethan Petersen's phone number?
- The practice phone number listed in the NPPES registry for Ethan Petersen is (424) 306-4000.
- Does Ethan Petersen accept Medicare?
- Ethan Petersen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ethan Petersen's NPI active?
- Yes — Ethan Petersen's NPI (1821665936) is active in the NPPES registry as of the last update on 2025-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.