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

Mr. John Stuart To, MD

Individual provider Diagnostic Radiology Physician · NPI 1346214715

Mr. John Stuart To, MD is a Diagnostic Radiology in Iron Mountain, Michigan. Graduated from University of Southern California Keck School of Medicine in 1991, 35 years ago. Practices with Mchs Hospitals Inc, a 1,194-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan and Wisconsin.

Years since qualifying
35
Trained at
University of Southern California Keck School of Medicine
Licensed in
MI, WI
In the registry since
2006
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

1721 S Stephenson Ave
Iron Mountain, MI 49801
Phone: (906) 776-5565
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1000 N Oak Ave, Marshfield, WI 54449-5702 — (715) 387-5511

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 4301068165 (MI)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 41696 (WI)

Record details

NPI number1346214715
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 14, 2006
Last updated in NPPESFebruary 15, 2024
Certification dateFebruary 15, 2024
Mailing address1721 S Stephenson Ave, Iron Mountain, MI 49801-3637

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 1991 (35 years in practice)
Group practice McHs Hospitals Inc — 1194 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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