NPPES file of Aug 9, 2026

Daniel Bruno Diaz, DO

Sports Medicine (Family Medicine) Physician · Duluth, MN

Daniel Bruno Diaz, DO is a sports medicine (family medicine) physician with a practice address in Duluth, Minnesota, and NPI 1770997884, issued on Jun 17, 2014. Check the license (Minnesota 78915, 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
1770997884
Name
Daniel Bruno Diaz
Credential
DO
Primary taxonomy
Sports Medicine (Family Medicine) Physician 207QS0010X
License numbers
78915 MN
5101021186 MI
81783 WI
Self-reported in NPPES; status is on the state search
Practice location
400 E 3RD St, Duluth, MN 55805
Phone
(218) 786-8364
Enumerated
Jun 17, 2014
Record last updated
Aug 28, 2025
Medicare enrollment
Enrolled (PECOS I20251009003167); accepts Medicare assignment
Medical or professional school
At Still University Of Health Sciences, College Of Osteo Med, Kirksville, 2014
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 400 E 3RD St

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

  1. Peter Aas, MDHospitalist Physician1063455848
  2. Amina Adil, MDCardiovascular Disease Physician1336482314
  3. Rahul Aggarwal, M.D.Pediatric Critical Care Medicine Physician1336198332
  4. Olubisi Akinseloyin, MDHospitalist Physician1619309010
  5. Glenn Albin, M.DCardiovascular Disease Physician1902851116
  6. David AlexanderDiagnostic Radiology Physician1932135936

Verify Daniel Bruno Diaz 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 78915
    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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36% more Medicare Part D claims than the average sports medicine (family medicine) physician in 2024

1,166 Medicare Part D claims for 416 beneficiaries, against an average of 855 among the 2,237 providers of this specialty who prescribed in Part D. 32 claims were for opioids.

  1. Daniel Diaz1,166
  2. Specialty average855

Most prescribed

  1. Celecoxib657 claims
  2. Meloxicam170 claims
  3. Tizanidine Hcl118 claims
  4. Etodolac50 claims
  5. Prednisone43 claims
  6. Tramadol Hcl25 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.

Bills Medicare through 2 group practices

  1. Polinsky Medical Rehabilitation CenterDuluth, MN
  2. The Duluth Clinic LtdDuluth, MN

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

Daniel Bruno Diaz among 100 sports medicine (family medicine) physician records in Minnesota

Daniel Bruno Diaz, DO is one of 100 sports medicine (family medicine) physician records with a practice address in Minnesota. 93% 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 65% of them.

  • NPI issued2014 · 65% of these records are older, 30% newer
  • In a Medicare fileYes · 93% of these records are
  • In the CMS Doctors and Clinicians fileYes · 92% of these records are
  • Graduated2014 · median 2009 among the 92 with a school on file
  • Record last updated2025 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QS0010X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sports Medicine (Family Medicine) Physician providers in Minnesota

There are 100 sports medicine (family medicine) physician records in Minnesota.

The 8 sports medicine (family medicine) physician records with the nearest ZIP codes

  1. Janus ButcherDuluth, MN 558051588610992
  2. Heather Grothe, MDDuluth, MN 558051245598275
  3. Stephen HarringtonDuluth, MN 558051154498848
  4. Douglas HoffmanDuluth, MN 558051841228301
  5. Lee Kenyon, DODuluth, MN 558051942688833
  6. Wade LillegardDuluth, MN 558051497790547
  7. Daniel MarkDuluth, MN 558051972539955
  8. Joshua Maxwell, D.O.Duluth, MN 558051265671671

Common questions

What is Daniel Bruno Diaz, DO's NPI number?

Daniel Bruno Diaz, DO's National Provider Identifier (NPI) is 1770997884, issued on Jun 17, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Daniel Bruno Diaz, DO located?

The NPPES record lists a practice address at 400 E 3RD St, Duluth, MN, 55805. Phone: (218) 786-8364. Providers update this record themselves, so call before visiting.

How can I verify Daniel Bruno Diaz, DO's license?

NPPES lists Minnesota license number 78915, 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 Daniel Bruno Diaz, DO prescribe under Medicare Part D?

In 2024, Daniel Bruno Diaz, DO had 1,166 Medicare Part D claims for 416 beneficiaries; the average among sports medicine (family medicine) physician prescribers was 855. 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.