John Chang, M.D.
NPI 1407818933 · Family Medicine Physician · Asheville, NC
Enrolled with Medicare as Order and Referring Only - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Chang, M.D. is a Family Medicine Physician provider in Asheville, NC (NPI 1407818933).
Provider details
- NPI number
- 1407818933
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 38027 (NC)
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
20 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
- 2006-04-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Chang's NPI number?
- John Chang's National Provider Identifier (NPI) is 1407818933, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Chang's specialty?
- John Chang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Chang located?
- John Chang's practice location on file with NPPES is 1100 Tunnel Rd, Asheville, NC 28805-2043.
- What is John Chang's phone number?
- The practice phone number listed in the NPPES registry for John Chang is (828) 298-7911.
- Does John Chang accept Medicare?
- John Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Chang's NPI active?
- Yes — John Chang's NPI (1407818933) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.