SEAN THOMAS O'BRIEN MD
NPI 1134411192
Pediatrics in Rushmore, MN
About Sean Thomas O'brien Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SEAN THOMAS O'BRIEN MD (NPI 1134411192) is an individual pediatrics provider in Rushmore, Minnesota, licensed in Minnesota (59208) and active in the NPI registry since May 2011. He is enrolled in Medicare PECOS and is a graduate of University Of Minnesota Medical School (2011).
NPPES Registry Identity
Specialties & Licenses
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
Sean Thomas O'brien Md 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
3Medicare enrollment records show Sean O'brien reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chaska, MN 55318
- Reassigned Medicare billing, Minnesota enrollment
- 3,633 clinicians in this Medicare group
Burnsville, MN 55337
- Reassigned Medicare billing, Minnesota enrollment
- 4,038 clinicians in this Medicare group
St Louis Park, MN 55416
- Reassigned Medicare billing, Minnesota enrollment
- 1,453 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 56168 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 O'brien's NPI number?
The NPI number for Sean O'brien is 1134411192. It was assigned to this individual provider in the NPPES registry on May 10, 2011.
Where is Sean O'brien located?
Sean O'brien practices at 119 S Thompson Ave, Rushmore, MN 56168. The listed phone number is (651) 408-4980.
What is Sean O'brien's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Sean O'brien enrolled in Medicare?
Yes. Sean O'brien 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 O'brien's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sean O'brien reassigns Medicare benefits to 3 organizations: Fairview Express Care (Chaska, MN), Fairview Health Services (Burnsville, MN) and University Of Minnesota Physicians (St Louis Park, MN). 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 O'brien's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sean O'brien accept?
Health plans from Sanford Health Plan and Security Health Plan list Sean O'brien 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.
When was this NPI record last updated?
The NPPES record for Sean O'brien was last updated on July 24, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.