William Maddox, M.D.
NPI 1457358178 · Interventional Cardiology Physician · Asheville, NC
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Maddox, M.D. is a Interventional Cardiology Physician provider in Asheville, NC (NPI 1457358178).
Provider details
- NPI number
- 1457358178
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 26304 (NC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2005-07-07
- Last updated
- 2026-05-03
Frequently asked questions
- What is William Maddox's NPI number?
- William Maddox's National Provider Identifier (NPI) is 1457358178, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Maddox's specialty?
- William Maddox is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Maddox located?
- William Maddox's practice location on file with NPPES is 5 Vanderbilt Park Dr, Asheville, NC 28803-1700.
- What is William Maddox's phone number?
- The practice phone number listed in the NPPES registry for William Maddox is (828) 274-6000.
- Does William Maddox accept Medicare?
- William Maddox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Maddox's NPI active?
- Yes — William Maddox's NPI (1457358178) is active in the NPPES registry as of the last update on 2026-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.