John Barrett, DMD
Endodontics · St Augustine, FL
John Barrett, DMD is an endodontics with a practice address in St Augustine, Florida, and NPI 1871021113, issued on May 31, 2017. Check the license (Florida DN25791, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- John Barrett
- Credential
- DMD
- Primary taxonomy
- Endodontics 1223E0200X
- License number
- DN25791 FL
Self-reported in NPPES; status is on the state search - Practice location
- 15 Saint Johns Medical Park Dr, St Augustine, FL 32086
- Phone
- (904) 797-9044
- Enumerated
- May 31, 2017
- Record last updated
- Feb 27, 2026
- Entity
- Type 1 · individual
8 nearest endodontics records → All 510 in Florida → Look up another NPI →
Verify John Barrett in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license DN25791Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% more Medicare Part D claims than the average endodontics in 2024
183 Medicare Part D claims for 134 beneficiaries, against an average of 121 among the 4,119 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 17 claims were for opioids.
Most prescribed
- Amoxicillin119 claims
- Hydrocodone-Acetaminophen17 claims
- Chlorhexidine Gluconate15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
John Barrett among 510 endodontics records in Florida
John Barrett, DMD is one of 510 endodontics records with a practice address in Florida. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 85% of them.
- NPI issued2017 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2026 · 72% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223E0200X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endodontics providers in Florida
There are 510 endodontics records in Florida.
All 510 in Florida → Every provider in St Augustine → Endodontics nationwide →
The 8 endodontics records with the nearest ZIP codes
- Diana Cline, D.M.D.Saint Augustine, FL 320861336575646
- David Cowling, DMDSt Augustine, FL 320861548473192
- Neha Pandya, DMDSt Augustine, FL 320861023233087
- Robert Thousand, D.D.S.Saint Augustine, FL 320861518097427
- Joseph Mavec, D.D.S., M.S.Ponte Vedra Beach, FL 320821235162330
- Robert Radel, D.M.D., M.S.Ponte Vedra Beach, FL 320821669473120
- Jack Campbell, D.M.D. P,A,Orange Park, FL 320731578618542
- Jose Luis Marcos-Arenal, DDS, MSOrange Park, FL 320731518143775
Common questions
What is John Barrett, DMD's NPI number?
John Barrett, DMD's National Provider Identifier (NPI) is 1871021113, issued on May 31, 2017. An NPI identifies a provider in billing; it is not a license.
Where is John Barrett, DMD located?
The NPPES record lists a practice address at 15 Saint Johns Medical Park Dr, St Augustine, FL, 32086. Phone: (904) 797-9044. Providers update this record themselves, so call before visiting.
How can I verify John Barrett, DMD's license?
NPPES lists Florida license number DN25791, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Barrett, DMD prescribe under Medicare Part D?
In 2024, John Barrett, DMD had 183 Medicare Part D claims for 134 beneficiaries; the average among endodontics prescribers was 121. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.