NPPES file of Aug 9, 2026

Mark T. Reding, MD

Hematology & Oncology Physician · Minneapolis, MN

Mark T. Reding, MD is a hematology & oncology physician with a practice address in Minneapolis, Minnesota, and NPI 1336223866, issued on Oct 24, 2006. Check the license (Minnesota 37501, as entered in NPPES) on the Minnesota Board of Medical Practice; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1336223866
Name
Mark T. Reding
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
37501 MN
Self-reported in NPPES; status is on the state search
Practice location
420 Delaware St SE, Minneapolis, MN 55455
Phone
(612) 625-1104
Enumerated
Oct 24, 2006
Record last updated
Jan 4, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicaid ID
182278100 MN
Medicare enrollment
Enrolled (PECOS I20100524000389); accepts Medicare assignment
Medical or professional school
University Of Minnesota Medical School, 1992
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 420 Delaware St SE

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

  1. Iya AbdulkarimStudent in an Organized Health Care Education/Training Program1760359319
  2. Ala Saleem Ahmad Abu-Dayeh, MDStudent in an Organized Health Care Education/Training Program1639967797
  3. Ian Ackers, DO, PHDPhysical Medicine & Rehabilitation Physician1609455112
  4. Joseph Acquaye, MDUrology Physician1477907186
  5. Anna Adamusiak, M.D, PH.D.Student in an Organized Health Care Education/Training Program1023559192
  6. Divyansh Agarwal, MD, PHD, MSStudent in an Organized Health Care Education/Training Program1760068563

Verify Mark T. Reding in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMinnesota Board of Medical Practice
    Search for license 37501
    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
Open 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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41% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

516 Medicare Part D claims for 83 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims. 101 claims were for opioids.

  1. Mark Reding516
  2. Specialty average877

Most prescribed

  1. Xarelto57 claims
  2. Oxycodone Hcl56 claims
  3. Warfarin Sodium56 claims
  4. Eliquis49 claims
  5. Retacrit33 claims
  6. Oxycontin30 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 81.7 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score69.9
  2. Costout of 100 · 30%59.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $73,219.75

66 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mark Reding$73,220
  2. Specialty average$7,481

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

Bills Medicare through one group practice

  1. Fairview Express CareMinneapolis, MN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mark T. Reding among 274 hematology & oncology physician records in Minnesota

Mark T. Reding, MD is one of 274 hematology & oncology physician records with a practice address in Minnesota. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 62% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated1992 · median 2009 among the 208 with a school on file
  • Record last updated2013 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Minnesota

There are 274 hematology & oncology physician records in Minnesota.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Lawrence Afrin, MDMinneapolis, MN 554551659489607
  2. Mukta Arora, M.B., B.S.Minneapolis, MN 554551073557278
  3. Anne Blaes, M.D.Minneapolis, MN 554551285690156
  4. Claudio Brunstein, M.D., PHDMinneapolis, MN 554551285660035
  5. Linda Burns, M.D.Minneapolis, MN 554551427085646
  6. Sarah Cooley, M.D.Minneapolis, MN 554551679528830
  7. Ian Okazaki, M.D.Minneapolis, MN 554551841304409
  8. David Potter, M.D.Minneapolis, MN 554551073579504

Common questions

What is Mark T. Reding, MD's NPI number?

Mark T. Reding, MD's National Provider Identifier (NPI) is 1336223866, issued on Oct 24, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mark T. Reding, MD located?

The NPPES record lists a practice address at 420 Delaware St SE, Minneapolis, MN, 55455. Phone: (612) 625-1104. Providers update this record themselves, so call before visiting.

How can I verify Mark T. Reding, MD's license?

NPPES lists Minnesota license number 37501, as entered by the provider. Search the Minnesota Board of Medical Practice at https://mn.gov/boards/medical-practice/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Mark T. Reding, MD prescribe under Medicare Part D?

In 2024, Mark T. Reding, MD had 516 Medicare Part D claims for 83 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

What is Mark T. Reding, MD's MIPS final score?

The 2023 MIPS final score is 81.7 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.