John Harper, M.D.
NPI 1568452167 · Interventional Cardiology Physician · Knoxville, TN
John Harper, M.D. is a Interventional Cardiology Physician provider in Knoxville, TN (NPI 1568452167).
Provider details
- NPI number
- 1568452167
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 35853 (TN)
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
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
- 2005-10-25
- Last updated
- 2010-12-09
Frequently asked questions
- What is John Harper's NPI number?
- John Harper's National Provider Identifier (NPI) is 1568452167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Harper's specialty?
- John Harper is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Harper located?
- John Harper's practice location on file with NPPES is 9330 Park West Blvd, Knoxville, TN 37923-4308.
- What is John Harper's phone number?
- The practice phone number listed in the NPPES registry for John Harper is (865) 691-4850.
- Is John Harper's NPI active?
- Yes — John Harper's NPI (1568452167) is active in the NPPES registry as of the last update on 2010-12-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.