DR. SEAN K JOHNSTON M.D.
NPI 1609052000
Radiology - Diagnostic Radiology in Roseville, MN
About Dr. Sean K Johnston M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SEAN K JOHNSTON M.D. (NPI 1609052000) is an individual diagnostic radiology provider in Roseville, Minnesota, licensed in Minnesota (71179) and active in the NPI registry since January 2008. He is enrolled in Medicare PECOS, is affiliated with Essentia Health St Mary's Medical Center, and maintains a secondary practice location in Los Angeles.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Sean K Johnston M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
27Medicare enrollment records show Sean Johnston reassigns Medicare billing to 27 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Roseville, MN 55113
- Reassigned Medicare billing, California, Minnesota and Wisconsin enrollments
- 5 clinicians in this Medicare group
Roseville, MN 55113
- Reassigned Medicare billing, Minnesota enrollment
- 219 clinicians in this Medicare group
Minneapolis, MN 55413
- Reassigned Medicare billing, Minnesota enrollment
- 2,302 clinicians in this Medicare group
Minneapolis, MN 55421
- Reassigned Medicare billing, Minnesota enrollment
- 3,633 clinicians in this Medicare group
Minneapolis, MN 55414
- Reassigned Medicare billing, Minnesota enrollment
- 1,453 clinicians in this Medicare group
Minneapolis, MN 55455
- Reassigned Medicare billing, Minnesota enrollment
- 1,662 clinicians in this Medicare group
St Paul, MN 55108
- Reassigned Medicare billing, Minnesota and Wisconsin enrollments
- Also billed through NPI 1023314804 (Minnesota), NPI 1205069325 (Wisconsin), NPI 1407395247 (Wisconsin)
- 2,609 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
Minneapolis, MN 55454
- Reassigned Medicare billing, California and Minnesota enrollments
- Also billed through NPI 1043199334 (Minnesota)
- 4 clinicians in this Medicare group
Minneapolis, MN 55403
- Reassigned Medicare billing, Minnesota enrollment
- 2,527 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 32
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Essentia Health St Mary's Medical Center
Acute Care Hospitals · Duluth, MNPark Nicollet Methodist Hospital
Acute Care Hospitals · Saint Louis Park, MNM Health Fairview Southdale Hospital
Acute Care Hospitals · Edina, MNRegions Hospital
Acute Care Hospitals · Saint Paul, MNM Health Fairview St John's Hospital
Acute Care Hospitals · Maplewood, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55113 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROSEVILLE, MN 55113
ROSEVILLE, MN 55113
ROSEVILLE, MN 55113
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sean Johnston's NPI number?
The NPI number for Sean Johnston is 1609052000. It was assigned to this individual provider in the NPPES registry on January 15, 2008.
Where is Sean Johnston located?
Sean Johnston practices at 2355 Hwy 36 W. Ste. 100, Roseville, MN 55113. The listed phone number is (651) 292-2000.
What is Sean Johnston's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Sean Johnston enrolled in Medicare?
Yes. Sean Johnston is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Sean Johnston's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean Johnston reassigns Medicare benefits to 27 organizations: Midwest Radiology, PA (Roseville, MN), Suburban Imaging, LLC (Roseville, MN), Fairview Clinics (Minneapolis, MN), Fairview Express Care (Minneapolis, MN), University Of Minnesota Physicians (Minneapolis, MN) and 22 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sean Johnston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean Johnston accept?
Health plans from Blue Cross Blue Shield of North Dakota and Sanford Health Plan list Sean Johnston as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Sean Johnston affiliated with any hospitals?
According to CMS data, Sean Johnston is affiliated with Essentia Health St Mary's Medical Center, Park Nicollet Methodist Hospital, M Health Fairview Southdale Hospital, Regions Hospital and M Health Fairview St John's Hospital.
When was this NPI record last updated?
The NPPES record for Sean Johnston was last updated on April 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Sean K Johnston, M.D. · NPI 1609052000
Diagnostic Radiology physician in Roseville, Minnesota. Individual provider, active in the CMS NPPES registry since January 15, 2008.
## Identity
- **NPI:** 1609052000 (Entity type: Individual)
- **Enumerated:** January 15, 2008
- **Primary specialty:** Radiology - Diagnostic Radiology · taxonomy 2085R0202X
- **State license:** 71179 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 2355 HWY 36 W., STE. 100, Roseville, MN 55113-3905
- **Phone:** (651) 292-2000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 27 organizations under Medicare reassignment (form CMS-855R): Midwest Radiology, PA (NPI 1952307175, Roseville, MN); Suburban Imaging, LLC (NPI 1427008937, Roseville, MN); Fairview Clinics (NPI 1548718588, Minneapolis, MN); Fairview Express Care (NPI 1407834302, Minneapolis, MN); University Of Minnesota Physicians (NPI 1477598118, Minneapolis, MN); and 22 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Meharry Medical College School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** April 12, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1609052000) · Data from the CMS NPPES public registry.