John Hornbaker, MD
NPI 1649443714 · Cardiovascular Disease Physician · Hagerstown, MD
John Hornbaker, MD is a Cardiovascular Disease Physician provider in Hagerstown, MD (NPI 1649443714).
Provider details
- NPI number
- 1649443714
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- D0007885 (MD)
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
18 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
- 2008-04-09
- Last updated
- 2008-09-18
Frequently asked questions
- What is John Hornbaker's NPI number?
- John Hornbaker's National Provider Identifier (NPI) is 1649443714, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hornbaker's specialty?
- John Hornbaker is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Hornbaker located?
- John Hornbaker's practice location on file with NPPES is 11110 Medical Campus Rd, Hagerstown, MD 21742-6700.
- What is John Hornbaker's phone number?
- The practice phone number listed in the NPPES registry for John Hornbaker is (301) 797-7123.
- Is John Hornbaker's NPI active?
- Yes — John Hornbaker's NPI (1649443714) is active in the NPPES registry as of the last update on 2008-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.