Arthur Mestas, MD
NPI 1003557489 · Family Medicine Physician · Osan Air Base
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arthur Mestas, MD is a Family Medicine Physician provider in Osan Air Base (NPI 1003557489).
Provider details
- NPI number
- 1003557489
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35925 (NE)
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
4 yrs in NPPES registry
- Profile completeness38% of score
67% 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
- 2022-04-07
- Last updated
- 2025-07-14
- Certified
- 2025-07-14
Frequently asked questions
- What is Arthur Mestas's NPI number?
- Arthur Mestas's National Provider Identifier (NPI) is 1003557489, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arthur Mestas's specialty?
- Arthur Mestas is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arthur Mestas located?
- Arthur Mestas's practice location on file with NPPES is 777 Songtan Boulevard, Osan Air Base, 96278-2060.
- What is Arthur Mestas's phone number?
- The practice phone number listed in the NPPES registry for Arthur Mestas is (505) 784-3627.
- Does Arthur Mestas accept Medicare?
- Arthur Mestas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arthur Mestas's NPI active?
- Yes — Arthur Mestas's NPI (1003557489) is active in the NPPES registry as of the last update on 2025-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.