Wesley Chastain
NPI 1861280059 · Internal Medicine Physician · Tucson, AZ
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Wesley Chastain is a Internal Medicine Physician provider in Tucson, AZ (NPI 1861280059).
Provider details
- NPI number
- 1861280059
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- R81633 (AZ)
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
1 yr 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
- 2025-04-28
- Last updated
- 2025-04-28
- Certified
- 2025-04-14
Frequently asked questions
- What is Wesley Chastain's NPI number?
- Wesley Chastain's National Provider Identifier (NPI) is 1861280059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Wesley Chastain's specialty?
- Wesley Chastain is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Wesley Chastain located?
- Wesley Chastain's practice location on file with NPPES is 1501 N Campbell Ave Ste 6336, Tucson, AZ 85724-4330.
- What is Wesley Chastain's phone number?
- The practice phone number listed in the NPPES registry for Wesley Chastain is (520) 626-4555.
- Does Wesley Chastain accept Medicare?
- Wesley Chastain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Wesley Chastain's NPI active?
- Yes — Wesley Chastain's NPI (1861280059) is active in the NPPES registry as of the last update on 2025-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.