Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Nicholas William Decker, MD

Individual provider Internal Medicine Physician · NPI 1548883721

Dr. Nicholas William Decker, MD is a Diagnostic Radiology in Rochester, Minnesota. Graduated from Southern Illinois University School of Medicine in 2020, 6 years ago. Practices with Mayo Clinic, a 4,796-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Minnesota.

Years since qualifying
6
Trained at
Southern Illinois University School of Medicine
Licensed in
IL, MN
In the registry since
2020
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

200 1st St SW
Rochester, MN 55905-9636
Phone: (507) 284-2511
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 701 N 1st St, Springfield, IL 62702-3757 — (217) 545-8000

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 69620 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125076609 (IL)

Record details

NPI number1548883721
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 22, 2020
Last updated in NPPESJuly 12, 2021
Certification dateJuly 12, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolSOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2020 (6 years in practice)
Group practice Mayo Clinic — 4796 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

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