NPPES file of Aug 9, 2026

Richard John Sinn, DMD

General Practice Dentistry · Minneapolis, MN

Richard John Sinn, DMD is a general practice dentistry with a practice address in Minneapolis, Minnesota, and NPI 1851931166, issued on Jan 14, 2020. Check the license (Minnesota D14989, as entered in NPPES) with the Minnesota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1851931166
Name
Richard John Sinn
Credential
DMD
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
D14989 MN
Self-reported in NPPES; status is on the state search
Practice location
3909 Silver Lake RD NE, Minneapolis, MN 55421
Phone
(612) 789-3573
Enumerated
Jan 14, 2020
Record last updated
Aug 7, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 3909 Silver Lake RD NE

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Andy Aldrich, DDSGeneral Practice Dentistry1598374480
  2. Raymond Hellickson, DDSGeneral Practice Dentistry1245303775
  3. Glenn Lepor, DDSPeriodontics1417020017
  4. John Steen, DDSGeneral Practice Dentistry1174695936
  5. Howard TaylorGeneral Practice Dentistry1891867669

Verify Richard John Sinn in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license D14989
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Minnesota license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

16% fewer Medicare Part D claims than the average general practice dentistry in 2024

70 Medicare Part D claims for 39 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.

  1. Richard Sinn70
  2. Specialty average83

Most prescribed

  1. Amoxicillin37 claims
  2. Metronidazole14 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: $12.17

1 payment: food and beverage; the largest payer was Ultradent Products Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Sinn$12.17
  2. Specialty average$597.01

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

General Practice Dentistry providers in Minnesota

There are 2,177 general practice dentistry records in Minnesota.

Other general practice dentistry records in Minnesota

  1. Ahmad Abdallah, BA, DMDWoodbury, MN1235829813
  2. Jacob Aberle, DDSAlexandria, MN1417574716
  3. Muna Abudayyeh, DMDRochester, MN1407979826
  4. Wala Abushehab, DDSCoon Rapids, MN1508597873
  5. Firdavs Abzhabarov, DDSZimmerman, MN1215628110
  6. Claire Ackerman, DDSRochester, MN1891616538
  7. Skylar Ackerman, DDSLakeville, MN1649101643
  8. James Adamczak, DDSCarlton, MN1023190642
  9. Samuel Adamson, DDSRobbinsdale, MN1497432256
  10. Max Adderstone, DDSMinneapolis, MN1265059240

Common questions

What is Richard John Sinn, DMD's NPI number?

Richard John Sinn, DMD's National Provider Identifier (NPI) is 1851931166, issued on Jan 14, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Richard John Sinn, DMD located?

The NPPES record lists a practice address at 3909 Silver Lake RD NE, Minneapolis, MN, 55421. Phone: (612) 789-3573. Providers update this record themselves, so call before visiting.

How can I verify Richard John Sinn, DMD's license?

NPPES lists Minnesota license number D14989, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Richard John Sinn, DMD prescribe under Medicare Part D?

In 2024, Richard John Sinn, DMD had 70 Medicare Part D claims for 39 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.