Thomas Charles Marcroft, MD
Student in an Organized Health Care Education/Training Program · Duluth, MN
Thomas Charles Marcroft, MD is a student in an organized health care education/training program with a practice address in Duluth, Minnesota, and NPI 1538858071, issued on May 2, 2023. Check the license with the Minnesota board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Thomas Charles Marcroft
- Credential
- MD
- Primary taxonomy
- Student in an Organized Health Care Education/Training Program 390200000X
- Practice location
- 330 N 8TH Ave E, Duluth, MN 55805
- Phone
- (218) 529-9122
- Enumerated
- May 2, 2023
- Record last updated
- May 2, 2023
- Medicare enrollment
- Enrolled (PECOS I20250130002956); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 2023
- Entity
- Type 1 · individual
8 nearest student in an organized health care education/training program records → All 3,052 in Minnesota → Look up another NPI →
Also registered at 330 N 8TH Ave E
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kaila Berger, MDFamily Medicine Physician1760231526
- Ethan Burlingame, DOFamily Medicine Physician1457926842
- Hannah Castillo, MDFamily Medicine Physician1720770589
- Juliette CookeStudent in an Organized Health Care Education/Training Program1689519464
Verify Thomas Charles Marcroft in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Minnesota board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.3 times the Medicare Part D claims of the average student in an organized health care education/training program in 2024
434 Medicare Part D claims for 72 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Quetiapine Fumarate27 claims
- Amlodipine Besylate22 claims
- Lisinopril21 claims
- Clozapine19 claims
- Lantus Solostar14 claims
- Losartan Potassium14 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.
4 hospitals and group practices
- Grand Itasca Clinic And HospitalGrand Rapids, MN · Acute Care Hospitals4 of 5 stars
- Duluth Graduate Medical Education Council IncDuluth, MN
- Essentia Health Virginia LLCVirginia, MN
- Polinsky Medical Rehabilitation CenterDuluth, 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 Charles Marcroft among 3,052 student in an organized health care education/training program records in Minnesota
Thomas Charles Marcroft, MD is one of 3,052 student in an organized health care education/training program records with a practice address in Minnesota. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 38% of them.
- NPI issued2023 · 38% of these records are older, 52% newer
- In a Medicare fileYes · 14% of these records are
- In the CMS Doctors and Clinicians fileYes · 4% of these records are
- Graduated2023 · median 2021 among the 137 with a school on file
- Record last updated2023 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
132 student in an organized health care education/training program records list a practice address in Duluth
They are 132 of the 4,084 NPPES records with a practice address in Duluth, and 3,052 student in an organized health care education/training program records in Minnesota.
All 3,052 in Minnesota → Every provider in Duluth → Student in an Organized Health Care Education/Training Program nationwide →
The 8 student in an organized health care education/training program records with the nearest ZIP codes
- Joshua GoddingDuluth, MN 558051982226072
- Amy Kaczmarowski, M.D.Duluth, MN 558051336375575
- Jordan Kaczor, MDDuluth, MN 558051740843846
- Jacqueline Louderman-Roll, DODuluth, MN 558051780470161
- Ellie MallekDuluth, MN 558051326837089
- Mary Minke, DODuluth, MN 558051346037884
- Buruj Mohammed, MDDuluth, MN 558051336936657
- Alexandra MohrorDuluth, MN 558051548934755
Common questions
What is Thomas Charles Marcroft, MD's NPI number?
Thomas Charles Marcroft, MD's National Provider Identifier (NPI) is 1538858071, issued on May 2, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Thomas Charles Marcroft, MD located?
The NPPES record lists a practice address at 330 N 8TH Ave E, Duluth, MN, 55805. Phone: (218) 529-9122. Providers update this record themselves, so call before visiting.
How can I verify Thomas Charles Marcroft, MD's license?
Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.
How much does Thomas Charles Marcroft, MD prescribe under Medicare Part D?
In 2024, Thomas Charles Marcroft, MD had 434 Medicare Part D claims for 72 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.