John Hartley, M.D.
NPI 1861463184 · Interventional Cardiology Physician · Huntsville, AL
Enrolled with Medicare as Practitioner - Interventional Cardiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Hartley, M.D. is a Interventional Cardiology Physician provider in Huntsville, AL (NPI 1861463184).
Provider details
- NPI number
- 1861463184
- Entity type
- Individual
- Primary specialty
- Interventional Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 10550 (AL)
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
- 2006-01-27
- Last updated
- 2018-05-08
Frequently asked questions
- What is John Hartley's NPI number?
- John Hartley's National Provider Identifier (NPI) is 1861463184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hartley's specialty?
- John Hartley is listed in the NPPES registry with a primary specialty of Interventional Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Hartley located?
- John Hartley's practice location on file with NPPES is 930 Franklin St Se, Huntsville, AL 35801-4312.
- What is John Hartley's phone number?
- The practice phone number listed in the NPPES registry for John Hartley is (256) 539-4080.
- Does John Hartley accept Medicare?
- John Hartley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Hartley's NPI active?
- Yes — John Hartley's NPI (1861463184) is active in the NPPES registry as of the last update on 2018-05-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.