NPPES file of Aug 9, 2026

John Harold Troselius, D.D.S.

General Practice Dentistry · Blaine, MN

John Harold Troselius, D.D.S. is a general practice dentistry with a practice address in Blaine, Minnesota, and NPI 1134266869, issued on Jan 31, 2007. Check the license (Minnesota 8348, as entered in NPPES) with the Minnesota board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1134266869
Name
John Harold Troselius
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
8348 MN
Self-reported in NPPES; status is on the state search
Practice location
9120 Baltimore St NE, Blaine, MN 55449
Phone
(763) 786-1560
Enumerated
Jan 31, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(763) 786-4390
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.
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Also registered at 9120 Baltimore St NE

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

  1. Andrew Chadbourn, DMDDentist1184030686
  2. Paul Chadbourn, D.D.S.General Practice Dentistry1912044637
  3. Gregory Povolny, D.D.S.General Practice Dentistry1376680009

Verify John Harold Troselius 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 8348
    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

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32 general practice dentistry records list a practice address in Blaine

They are 32 of the 649 NPPES records with a practice address in Blaine, and 2,177 general practice dentistry records in Minnesota. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

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 John Harold Troselius, D.D.S.'s NPI number?

John Harold Troselius, D.D.S.'s National Provider Identifier (NPI) is 1134266869, issued on Jan 31, 2007. An NPI identifies a provider in billing; it is not a license.

Where is John Harold Troselius, D.D.S. located?

The NPPES record lists a practice address at 9120 Baltimore St NE, Blaine, MN, 55449. Phone: (763) 786-1560. Providers update this record themselves, so call before visiting.

How can I verify John Harold Troselius, D.D.S.'s license?

NPPES lists Minnesota license number 8348, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity 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. 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.