NPPES file of Aug 9, 2026

Thomas John Kogowski, PA-C

Physician Assistant · Duluth, MN

Thomas John Kogowski, PA-C is a physician assistant with a practice address in Duluth, Minnesota, and NPI 1952531444, issued on Jul 20, 2009. Check the license (Minnesota 10676, 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
1952531444
Name
Thomas John Kogowski
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
10676 MN
Self-reported in NPPES; status is on the state search
Practice location
407 East 3RD Street, Duluth, MN 55805
Phone
(218) 786-4357
Enumerated
Jul 20, 2009
Record last updated
Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20100114000147); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 407 East 3RD Street

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

  1. Andrea Boehland, MDEmergency Medicine Physician1720203987
  2. Jason Hansen, DOEmergency Medicine Physician1447467220
  3. Peggy Hill, PTPhysical Therapist1730289265
  4. Erika Miles, MDEmergency Medicine Physician1043412588
  5. Adam Riutta, MDEmergency Medicine Physician1720280035

Verify Thomas John Kogowski 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 10676
    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.

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78% fewer Medicare Part D claims than the average physician assistant in 2024

184 Medicare Part D claims for 142 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 11 claims were for opioids.

  1. Thomas Kogowski184
  2. Specialty average830

Most prescribed

  1. Prednisone25 claims
  2. Azithromycin22 claims
  3. Amoxicillin-Clavulanate Potass12 claims
  4. Sulfamethoxazole-Trimethoprim11 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.

3 hospitals and group practices

  1. Range Regional Health ServicesNashwauk, MN · Acute Care Hospitals4 of 5 stars
  2. St Marys Medical CenterDuluth, MN
  3. The Duluth Clinic LtdCloquet, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Thomas John Kogowski among 4,007 physician assistant records in Minnesota

Thomas John Kogowski, PA-C is one of 4,007 physician assistant records with a practice address in Minnesota. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 25% of them.

  • NPI issued2009 · 25% of these records are older, 73% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 78% of these records are
  • Graduated2009 · median 2017 among the 3,131 with a school on file
  • Record last updated2021 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

179 physician assistant records list a practice address in Duluth

They are 179 of the 4,084 NPPES records with a practice address in Duluth, and 4,007 physician assistant records in Minnesota.

The 8 physician assistant records with the nearest ZIP codes

  1. Michelle AndersonDuluth, MN 558051043247802
  2. Michael AnickDuluth, MN 558051053348136
  3. James Brych, PA-CDuluth, MN 558051912976176
  4. Matthew Evingson, PA-CDuluth, MN 558051053365965
  5. Shawn GarveyDuluth, MN 558051467481507
  6. Carrie HammesDuluth, MN 558051821020744
  7. Deanna HughesDuluth, MN 558051578596417
  8. Kimberly LakhanDuluth, MN 558051023048238

Common questions

What is Thomas John Kogowski, PA-C's NPI number?

Thomas John Kogowski, PA-C's National Provider Identifier (NPI) is 1952531444, issued on Jul 20, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Thomas John Kogowski, PA-C located?

The NPPES record lists a practice address at 407 East 3RD Street, Duluth, MN, 55805. Phone: (218) 786-4357. Providers update this record themselves, so call before visiting.

How can I verify Thomas John Kogowski, PA-C's license?

NPPES lists Minnesota license number 10676, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Thomas John Kogowski, PA-C prescribe under Medicare Part D?

In 2024, Thomas John Kogowski, PA-C had 184 Medicare Part D claims for 142 beneficiaries; the average among physician assistant prescribers was 830. 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.