NPPES file of Aug 9, 2026

Jonathan Richard Day, MD, PHARMD

Hematology & Oncology Physician · Rochester, MN

Jonathan Richard Day, MD, PHARMD is a hematology & oncology physician with a practice address in Rochester, Minnesota, and NPI 1730587429, issued on Dec 11, 2014. Check the license (Minnesota 76236, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730587429
Name
Jonathan Richard Day
Credential
MD, PHARMD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
76236 MN
R-11814 IA
Self-reported in NPPES; status is on the state search
Practice location
200 1St St SW, Rochester, MN 55905
Phone
(507) 284-2511
Enumerated
Dec 11, 2014
Record last updated
Oct 21, 2024
Medicare enrollment
Enrolled (PECOS I20240627001093); accepts Medicare assignment
Medical or professional school
Southern Illinois University School Of Medicine, 2020
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 200 1St St SW

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

  1. Timothy Aadland, M.D.Diagnostic Radiology Physician1780662783
  2. Christopher Aakre, MDInternal Medicine Physician1508151663
  3. Kathryn Aaro, P.T.Physical Therapist1619360666
  4. Danielle Aase, MDReproductive Endocrinology Physician1316524135
  5. Uzoamaka Abajue, PHARMDPharmacist1982335295
  6. Francisco Abarca Rendon, MDIndependent Medical Examiner Physician1790096246

Verify Jonathan Richard Day 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 76236
    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

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93% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

58 Medicare Part D claims for 18 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Jonathan Day58
  2. Specialty average877

Most prescribed

  1. Valacyclovir11 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: $108.75

1 payment: food and beverage; the largest payer was Stryker 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. Jonathan Day$108.75
  2. Specialty average$7,481.41

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. Mayo ClinicRochester, MN

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

Jonathan Richard Day among 274 hematology & oncology physician records in Minnesota

Jonathan Richard Day, MD, PHARMD 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 2014, is newer than 63% of them.

  • NPI issued2014 · 63% of these records are older, 34% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2020 · median 2009 among the 208 with a school on file
  • Record last updated2024 · 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. Hassan Alkhateeb, M.DRochester, MN 559051982931705
  2. Deepti Behl, M.D.Rochester, MN 559051538172143
  3. Timothy Call, M.D.Rochester, MN 559051326024829
  4. Robert Dalton, M.D.Rochester, MN 559051740267467
  5. Moussab Damlaj, MDRochester, MN 559051891195186
  6. Dhauna Karam Chandra Mohan Prasad, M.D.Rochester, MN 559051265810923
  7. Brian Koh, MDRochester, MN 559051215135900
  8. Robert Kyle, M.D.Rochester, MN 559051255318846

Common questions

What is Jonathan Richard Day, MD, PHARMD's NPI number?

Jonathan Richard Day, MD, PHARMD's National Provider Identifier (NPI) is 1730587429, issued on Dec 11, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jonathan Richard Day, MD, PHARMD located?

The NPPES record lists a practice address at 200 1St St SW, Rochester, MN, 55905. Phone: (507) 284-2511. Providers update this record themselves, so call before visiting.

How can I verify Jonathan Richard Day, MD, PHARMD's license?

NPPES lists Minnesota license number 76236, 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 Jonathan Richard Day, MD, PHARMD prescribe under Medicare Part D?

In 2024, Jonathan Richard Day, MD, PHARMD had 58 Medicare Part D claims for 18 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.