Nicholas Tretter, DDS
General Practice Dentistry · Holden, MA
Nicholas Tretter, DDS is a general practice dentistry with a practice address in Holden, Massachusetts, and NPI 1487746194, issued on Sep 29, 2006. Check the license (Massachusetts 17827, as entered in NPPES) with the Massachusetts board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Nicholas Tretter
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 17827 MA
Self-reported in NPPES; status is on the state search - Practice location
- 694 Main St, Holden, MA 01520
- Phone
- (508) 829-6665
- Enumerated
- Sep 29, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (508) 829-9628
- Entity
- Type 1 · individual
Also registered at 694 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Nicholas Tretter in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
Search for license 17827Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
49% fewer Medicare Part D claims than the average general practice dentistry in 2024
42 Medicare Part D claims for 33 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Amoxicillin27 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.
11 general practice dentistry records list a practice address in Holden
They are 11 of the 213 NPPES records with a practice address in Holden, and 3,489 general practice dentistry records in Massachusetts.
All 11 in Holden → All 3,489 in Massachusetts → Every provider in Holden →
Other general practice dentistry records in Massachusetts
- Mark Aaron, DMDGreat Barrington, MA1902020902
- Heidi Aaronson, D.M.D.Wellesley, MA1134375652
- Jamil Abbasy, DMDSouthampton, MA1992988026
- Sama Abdul-Aziz, DMDBoston, MA1427543610
- Muhannad AbdulghaniBrockton, MA1326806654
- Noor AbdulkareemQuincy, MA1932809662
- Asma AbdullahShrewsbury, MA1225301237
- Abdulaziz Abdulwahed, BDSBoston, MA1730637414
- Sabahat Abernethy, DMD, CAGSAbington, MA1518089903
- Rana Abood, DMDBoston, MA1376660936
Common questions
What is Nicholas Tretter, DDS's NPI number?
Nicholas Tretter, DDS's National Provider Identifier (NPI) is 1487746194, issued on Sep 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Tretter, DDS located?
The NPPES record lists a practice address at 694 Main St, Holden, MA, 01520. Phone: (508) 829-6665. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Tretter, DDS's license?
NPPES lists Massachusetts license number 17827, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.
How much does Nicholas Tretter, DDS prescribe under Medicare Part D?
In 2024, Nicholas Tretter, DDS had 42 Medicare Part D claims for 33 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.