David Donald Timm, M.D.
Diagnostic Radiology Physician · Iron Mountain, MI
David Donald Timm, M.D. is a diagnostic radiology physician with a practice address in Iron Mountain, Michigan, and NPI 1114121746, issued on Jun 14, 2007. Check the license (Michigan 4301099873, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.
- Name
- David Donald Timm
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License numbers
- 4301099873 MI
14280 HI
MD61635807 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1721 S Stephenson Ave, Iron Mountain, MI 49801
- Phone
- (906) 774-1313
- Enumerated
- Jun 14, 2007
- Record last updated
- Dec 24, 2025
- Medicare enrollment
- Enrolled (PECOS I20191010000606); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,584 in Michigan → Look up another NPI →
Also registered at 1721 S Stephenson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Wayne Abel, CRNACertified Registered Nurse Anesthetist1427093459
- Jessica Barber, PA-CPhysician Assistant1548037252
- Amber Barnes, RDNRegistered Dietitian1922751510
- Ashley BernardOccupational Therapist1457806952
- Jeffrey Bird, DNPPrimary Care Nurse Practitioner1982056636
- Claudia Borntrager, CRDRegistered Dietitian1770565061
Verify David Donald Timm in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
Search for license 4301099873Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through 11 group practices
- Central Washington Health Services AssociationWhitefish, MT
- County OF Santa ClaraSan Jose, CA
- Okanogan County Public Hospital Dist NO 4Tonasket, WA
- Okanogan County Public Hospital District NO. 3Omak, WA
- Optum Care Washington PLLCEverett, WA
- Public Hospital District NO 4 King County WashingtonSnoqualmie, WA
- Radia California Radiology Medical Group IncWhitefish, MT
- Radia Inc P SWhitefish, MT
- Radia Oregon Radiology Medical Group LLCWhitefish, MT
- Swedish Health ServicesEverett, WA
- Swedish Health ServicesSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
David Donald Timm among 1,584 diagnostic radiology physician records in Michigan
David Donald Timm, M.D. is one of 1,584 diagnostic radiology physician records with a practice address in Michigan. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 50% of them.
- NPI issued2007 · 50% of these records are older, 39% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2005 · median 2003 among the 1,007 with a school on file
- Record last updated2025 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
9 diagnostic radiology physician records list a practice address in Iron Mountain
They are 9 of the 613 NPPES records with a practice address in Iron Mountain, and 1,584 diagnostic radiology physician records in Michigan.
All 1,584 in Michigan → Every provider in Iron Mountain → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Robyne Camana, MDIron Mountain, MI 498011477874238
- Emma Diponio, MDIron Mountain, MI 498011487628863
- Bayani Manzano, MDIron Mountain, MI 498011083688469
- Louis Mautone, DOIron Mountain, MI 498011144294513
- Dale Shampo, MDIron Mountain, MI 498011124107917
- Monica Terrian, DOIron Mountain, MI 498011902870363
- John To, MDIron Mountain, MI 498011346214715
- Danilo Zapanta, MDIron Mountain, MI 498011649359431
Common questions
What is David Donald Timm, M.D.'s NPI number?
David Donald Timm, M.D.'s National Provider Identifier (NPI) is 1114121746, issued on Jun 14, 2007. An NPI identifies a provider in billing; it is not a license.
Where is David Donald Timm, M.D. located?
The NPPES record lists a practice address at 1721 S Stephenson Ave, Iron Mountain, MI, 49801. Phone: (906) 774-1313. Providers update this record themselves, so call before visiting.
How can I verify David Donald Timm, M.D.'s license?
NPPES lists Michigan license number 4301099873, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.