James Johnson, MD
NPI 1558337022 · Cardiovascular Disease Physician · Madisonville, KY
James Johnson, MD is a Cardiovascular Disease Physician provider in Madisonville, KY (NPI 1558337022).
Provider details
- NPI number
- 1558337022
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20960 (KY)
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
- 2006-02-24
- Last updated
- 2011-03-16
Frequently asked questions
- What is James Johnson's NPI number?
- James Johnson's National Provider Identifier (NPI) is 1558337022, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Johnson's specialty?
- James Johnson is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is James Johnson located?
- James Johnson's practice location on file with NPPES is 44 Mccoy Ave, Madisonville, KY 42431-2867.
- What is James Johnson's phone number?
- The practice phone number listed in the NPPES registry for James Johnson is (270) 821-0677.
- Is James Johnson's NPI active?
- Yes — James Johnson's NPI (1558337022) is active in the NPPES registry as of the last update on 2011-03-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.