Don Charoen, DO
NPI 1720155542 · Emergency Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Don Charoen, DO is a Emergency Medicine Physician provider in San Diego, CA (NPI 1720155542).
Provider details
- NPI number
- 1720155542
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 20A7943 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2013-06-14
Frequently asked questions
- What is Don Charoen's NPI number?
- Don Charoen's National Provider Identifier (NPI) is 1720155542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Don Charoen's specialty?
- Don Charoen is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Don Charoen located?
- Don Charoen's practice location on file with NPPES is 16950 Via Tazon, San Diego, CA 92127-1607.
- What is Don Charoen's phone number?
- The practice phone number listed in the NPPES registry for Don Charoen is (858) 549-9277.
- Does Don Charoen accept Medicare?
- Don Charoen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Don Charoen's NPI active?
- Yes — Don Charoen's NPI (1720155542) is active in the NPPES registry as of the last update on 2013-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.