Joshua S. John, DMD
General Practice Dentistry · Waterford, CT
Joshua S. John, DMD is a general practice dentistry with a practice address in Waterford, Connecticut, and NPI 1851744775, issued on Jul 15, 2016. Check the license (Connecticut 13424, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joshua S. John
- Credential
- DMD
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 13424 CT
Self-reported in NPPES; status is on the state search - Practice location
- 262 Boston Post RD Unit 2, Waterford, CT 06385
- Phone
- (860) 443-0861
- Enumerated
- Jul 15, 2016
- Record last updated
- Dec 11, 2025
- Fax
- (860) 443-6065
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 1,731 in Connecticut → Look up another NPI →
Verify Joshua S. John in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 13424Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
17% more Medicare Part D claims than the average general practice dentistry in 2024
97 Medicare Part D claims for 77 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin57 claims
- Chlorhexidine Gluconate13 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.
Joshua S. John among 1,731 general practice dentistry records in Connecticut
Joshua S. John, DMD is one of 1,731 general practice dentistry records with a practice address in Connecticut. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 84% of them.
- NPI issued2016 · 84% of these records are older, 15% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2025 · 80% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 general practice dentistry records list a practice address in Waterford
They are 9 of the 315 NPPES records with a practice address in Waterford, and 1,731 general practice dentistry records in Connecticut.
All 1,731 in Connecticut → Every provider in Waterford → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Vincent Cianciulli, DMDWaterford, CT 063851730308560
- John Dreslin, DMDWaterford, CT 063851487872297
- John Drew, D.M.D.Waterford, CT 063851811028731
- Richard Frank, D.M.D.Waterford, CT 063851417174939
- Vladislav Kiveliyk, DMDWaterford, CT 063851215677109
- Lloyd McDonald, D.D.S.Waterford, CT 063851124176854
- Li-Cheng Peng, D.D.S.Waterford, CT 063851811017700
- Edward Raccio, D.M.D.Waterford, CT 063851518098417
Common questions
What is Joshua S. John, DMD's NPI number?
Joshua S. John, DMD's National Provider Identifier (NPI) is 1851744775, issued on Jul 15, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Joshua S. John, DMD located?
The NPPES record lists a practice address at 262 Boston Post RD Unit 2, Waterford, CT, 06385. Phone: (860) 443-0861. Providers update this record themselves, so call before visiting.
How can I verify Joshua S. John, DMD's license?
NPPES lists Connecticut license number 13424, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Joshua S. John, DMD prescribe under Medicare Part D?
In 2024, Joshua S. John, DMD had 97 Medicare Part D claims for 77 beneficiaries; the average among general practice dentistry prescribers was 83. 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.