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John Harper, MD
NPI 1164460473 · Cardiovascular Disease Physician · Dallas, TX
John Harper, MD is a Cardiovascular Disease Physician provider in Dallas, TX (NPI 1164460473).
Provider details
- NPI number
- 1164460473
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D9485 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
8230 Walnut Hill Ln
Suite 204
Dallas, TX 75231-4482
Phone: (214) 345-6000
Fax: (214) 345-6026
Street-level locationGet directions
Mailing address
Po Box 975341
Dallas, TX 75397-0001
Registry dates
- Enumerated
- 2006-06-02
- Last updated
- 2009-09-11
Frequently asked questions
- What is John Harper's NPI number?
- John Harper's National Provider Identifier (NPI) is 1164460473, 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 Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Harper located?
- John Harper's practice location on file with NPPES is 8230 Walnut Hill Ln, Dallas, TX 75231-4482.
- What is John Harper's phone number?
- The practice phone number listed in the NPPES registry for John Harper is (214) 345-6000.
- Is John Harper's NPI active?
- Yes — John Harper's NPI (1164460473) is active in the NPPES registry as of the last update on 2009-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.