Charles Harkness, D.O.
NPI 1518959857 · Family Medicine Physician · Jacksonville, FL
Charles Harkness, D.O. is a Family Medicine Physician provider in Jacksonville, FL (NPI 1518959857).
Provider details
- NPI number
- 1518959857
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OS0004463 (FL)
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
- 2005-08-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Charles Harkness's NPI number?
- Charles Harkness's National Provider Identifier (NPI) is 1518959857, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Harkness's specialty?
- Charles Harkness is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Charles Harkness located?
- Charles Harkness's practice location on file with NPPES is 2627 Riverside Ave, Jacksonville, FL 32204-4712.
- What is Charles Harkness's phone number?
- The practice phone number listed in the NPPES registry for Charles Harkness is (904) 308-7372.
- Is Charles Harkness's NPI active?
- Yes — Charles Harkness's NPI (1518959857) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.