Yiannis Zannis Gazis, DDS
Dentist · Portland, CT
Yiannis Zannis Gazis, DDS is a dentist with a practice address in Portland, Connecticut, and NPI 1720724768, issued on May 11, 2022. Check the license (Connecticut 13589, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Yiannis Zannis Gazis
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 13589 CT
Self-reported in NPPES; status is on the state search - Practice location
- 255 Main St, Portland, CT 06480
- Phone
- (860) 342-4502
- Enumerated
- May 11, 2022
- Record last updated
- Jun 5, 2023
- Entity
- Type 1 · individual
8 nearest dentist records → All 862 in Connecticut → Look up another NPI →
Verify Yiannis Zannis Gazis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 13589Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average dentist in 2024
54 Medicare Part D claims for 37 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin19 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.
Industry payments in 2024: $118.89
3 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Yiannis Zannis Gazis among 862 dentist records in Connecticut
Yiannis Zannis Gazis, DDS is one of 862 dentist records with a practice address in Connecticut. 61% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 89% of them.
- NPI issued2022 · 89% of these records are older, 9% newer
- In a Medicare fileYes · 61% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2023 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 dentist records list a practice address in Portland
They are 5 of the 83 NPPES records with a practice address in Portland, and 862 dentist records in Connecticut.
All 862 in Connecticut → Every provider in Portland → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Peter Gletzakos, DMDPortland, CT 064801669581369
- Kent Huynh, DMDPortland, CT 064801720390701
- Richard Morse, DDSPortland, CT 064801013023878
- Edward Wysocki, D.M.D.Portland, CT 064801265693907
- Gino Brino, DMDPlantsville, CT 064791942574736
- Aniello Picone, D.M.D.Plantsville, CT 064791144584327
- Joseph Picone, D.M.D.Plantsville, CT 064791447524228
- Mateen Alizadeh, DDSOxford, CT 064781730079534
Common questions
What is Yiannis Zannis Gazis, DDS's NPI number?
Yiannis Zannis Gazis, DDS's National Provider Identifier (NPI) is 1720724768, issued on May 11, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Yiannis Zannis Gazis, DDS located?
The NPPES record lists a practice address at 255 Main St, Portland, CT, 06480. Phone: (860) 342-4502. Providers update this record themselves, so call before visiting.
How can I verify Yiannis Zannis Gazis, DDS's license?
NPPES lists Connecticut license number 13589, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Yiannis Zannis Gazis, DDS prescribe under Medicare Part D?
In 2024, Yiannis Zannis Gazis, DDS had 54 Medicare Part D claims for 37 beneficiaries; the average among dentist prescribers was 86. 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.