Michael Dressen, M.D.
NPI 1891180022 · Diagnostic Radiology Physician · Great Falls, MT
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Dressen, M.D. is a Diagnostic Radiology Physician provider in Great Falls, MT (NPI 1891180022).
Provider details
- NPI number
- 1891180022
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD470199 (PA)
Specialties & taxonomies
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
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
2,920 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 | 409 | $8 |
| Screening Mammography77067 | 213 | $35 |
| Screening 3d Breast Mammography77063 | 212 | $27 |
| X-Ray of Chest, 2 Views71046 | 201 | $10 |
| Ct Scan Head Or Brain Without Contrast70450 | 183 | $38 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 135 | $82 |
Practice location
Mailing address
Additional practice locations (1)
- 200 Lothrop StPresby East Wing, Suite E174Pittsburgh, PA 15213-2536Phone: (412) 647-7338
Registry dates
- Enumerated
- 2015-04-03
- Last updated
- 2024-04-08
- Certified
- 2024-04-08
Frequently asked questions
- What is Michael Dressen's NPI number?
- Michael Dressen's National Provider Identifier (NPI) is 1891180022, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Dressen's specialty?
- Michael Dressen is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Dressen located?
- Michael Dressen's practice location on file with NPPES is 1101 26th St S, Great Falls, MT 59405-5161.
- What is Michael Dressen's phone number?
- The practice phone number listed in the NPPES registry for Michael Dressen is (406) 731-8888.
- Does Michael Dressen accept Medicare?
- Michael Dressen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Dressen's NPI active?
- Yes — Michael Dressen's NPI (1891180022) is active in the NPPES registry as of the last update on 2024-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.