Sean Johnston, M.D.
NPI 1609052000 · Diagnostic Radiology Physician · Roseville, MN
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sean Johnston, M.D. is a Diagnostic Radiology Physician provider in Roseville, MN (NPI 1609052000).
Provider details
- NPI number
- 1609052000
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C136738 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
18 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
1,840 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 | 497 | $8 |
| X-Ray of Chest, 2 Views71046 | 188 | $10 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 140 | $85 |
| Ct Scan of Blood Vessels of Chest With Contrast71275 | 88 | $82 |
| Ct Scan of Abdomen and Pelvis Without Contrast74176 | 76 | $82 |
| X-Ray of Knee, 1-2 Views73560 | 62 | $8 |
Practice location
Mailing address
Additional practice locations (1)
- 1500 San Pablo St Fl 2Los Angeles, CA 90033-5313Phone: (323) 442-8541
Registry dates
- Enumerated
- 2008-01-15
- Last updated
- 2022-04-12
- Certified
- 2022-04-12
Frequently asked questions
- What is Sean Johnston's NPI number?
- Sean Johnston's National Provider Identifier (NPI) is 1609052000, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Johnston's specialty?
- Sean Johnston is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Sean Johnston located?
- Sean Johnston's practice location on file with NPPES is 2355 Hwy 36 W., Roseville, MN 55113-3905.
- What is Sean Johnston's phone number?
- The practice phone number listed in the NPPES registry for Sean Johnston is (651) 292-2000.
- Does Sean Johnston accept Medicare?
- Sean Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sean Johnston's NPI active?
- Yes — Sean Johnston's NPI (1609052000) is active in the NPPES registry as of the last update on 2022-04-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.