John Klonaris, MD
NPI 1275592057 · Cardiovascular Disease Physician · Safety Harbor, FL
John Klonaris, MD is a Cardiovascular Disease Physician provider in Safety Harbor, FL (NPI 1275592057).
Provider details
- NPI number
- 1275592057
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- ME27721 (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
- 2006-03-21
- Last updated
- 2011-11-02
Frequently asked questions
- What is John Klonaris's NPI number?
- John Klonaris's National Provider Identifier (NPI) is 1275592057, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Klonaris's specialty?
- John Klonaris is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Klonaris located?
- John Klonaris's practice location on file with NPPES is 1840 Mease Dr, Safety Harbor, FL 34695-6602.
- What is John Klonaris's phone number?
- The practice phone number listed in the NPPES registry for John Klonaris is (727) 724-8611.
- Is John Klonaris's NPI active?
- Yes — John Klonaris's NPI (1275592057) is active in the NPPES registry as of the last update on 2011-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.