David Timm, M.D.
NPI 1114121746 · Diagnostic Radiology Physician · Iron Mountain, MI
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Timm, M.D. is a Diagnostic Radiology Physician provider in Iron Mountain, MI (NPI 1114121746).
Provider details
- NPI number
- 1114121746
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301099873 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,990 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 457 | $8 |
| Ct Scan Head Or Brain Without Contrast70450 | 314 | $38 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 191 | $83 |
| Ct Scan of Upper Spine Without Contrast72125 | 109 | $45 |
| X-Ray of Chest, 2 Views71046 | 98 | $10 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 88 | $80 |
Practice location
Mailing address
Additional practice locations (4)
- 4660 S Hagadorn Rd Ste 410East Lansing, MI 48823-6819Phone: (517) 884-6132Fax: (517) 884-6236
- 4660 S Hagadorn Rd Ste 510East Lansing, MI 48823-6805Phone: (517) 884-7450Fax: (517) 884-7460
- 3220 Discovery Dr Ste 100Lansing, MI 48910-8609Phone: (517) 975-8930Fax: (517) 337-4985
- 203 S Western AveTonasket, WA 98855-8803Phone: (509) 486-2151Fax: (509) 223-1640
Registry dates
- Enumerated
- 2007-06-14
- Last updated
- 2025-12-24
- Certified
- 2025-12-24
Frequently asked questions
- What is David Timm's NPI number?
- David Timm's National Provider Identifier (NPI) is 1114121746, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Timm's specialty?
- David Timm is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is David Timm located?
- David Timm's practice location on file with NPPES is 1721 S Stephenson Ave, Iron Mountain, MI 49801-3637.
- What is David Timm's phone number?
- The practice phone number listed in the NPPES registry for David Timm is (906) 774-1313.
- Does David Timm accept Medicare?
- David Timm is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Timm's NPI active?
- Yes — David Timm's NPI (1114121746) is active in the NPPES registry as of the last update on 2025-12-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.