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

Dr. David Donald Timm, MD

Individual provider Diagnostic Radiology Physician · NPI 1114121746

Dr. David Donald Timm, MD is a Diagnostic Radiology in Iron Mountain, Michigan. Qualified in 2005, 21 years ago. Practices with Radia Oregon Radiology Medical Group LLC, a 122-clinician group, works from 5 locations and accepts Medicare assignment. Licensed in Hawaii, Michigan and Washington.

Years since qualifying
21
Licensed in
HI, MI, WA
In the registry since
2007
Specialties on file
3
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 49801-3637
Phone: (906) 774-1313
Show map & directions

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

Additional practice locations (4)

  • 4660 S Hagadorn Rd Ste 410, East Lansing, MI 48823-6819 — (517) 884-6132
  • 4660 S Hagadorn Rd Ste 510, East Lansing, MI 48823-6805 — (517) 884-7450
  • 3220 Discovery Dr Ste 100, Lansing, MI 48910-8609 — (517) 975-8930
  • 203 S Western Ave, Tonasket, WA 98855-8803 — (509) 486-2151

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 4301099873 (MI)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence MD61635807 (WA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 14280 (HI)

Record details

NPI number1114121746
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 14, 2007
Last updated in NPPESDecember 24, 2025
Certification dateDecember 24, 2025

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice Radia Oregon Radiology Medical Group Llc — 122 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations12 on file with Medicare

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