DR. OSCAR M BUSSO MD
NPI 1508887449
Internal Medicine in Mankato, MN
About Dr. Oscar M Busso Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. OSCAR M BUSSO MD (NPI 1508887449) is an individual internal medicine provider in Mankato, Minnesota, licensed in Minnesota (44652) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
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 (PECOS)
Dr. Oscar M Busso Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
8Medicare enrollment records show Oscar Busso reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Watertown, WI 53094
- Reassigned Medicare billing, Wisconsin enrollment
- 215 clinicians in this Medicare group
Pierre, SD 57501
- Reassigned Medicare billing, South Dakota enrollment
- Medicare enrollment name: Avera St Marys
- 197 clinicians in this Medicare group
Wall, SD 57790
- Reassigned Medicare billing, South Dakota enrollment
- 831 clinicians in this Medicare group
Buffalo, WY 82834
- Reassigned Medicare billing, Wyoming enrollment
- 27 clinicians in this Medicare group
Buffalo, WY 82834
- Reassigned Medicare billing, Wyoming enrollment
- 23 clinicians in this Medicare group
Tallahassee, FL 32308
- Reassigned Medicare billing, Florida enrollment
- 4 clinicians in this Medicare group
Silverdale, WA 98383
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1356492953 (Washington)
- 208 clinicians in this Medicare group
Olympia, WA 98502
- Reassigned Medicare billing, Washington enrollment
- 220 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 6
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 56001 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.
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 Oscar Busso's NPI number?
The NPI number for Oscar Busso is 1508887449. It was assigned to this individual provider in the NPPES registry on July 23, 2006.
Where is Oscar Busso located?
Oscar Busso practices at 1025 Marsh St, Mankato, MN 56001. The listed phone number is (507) 625-4031.
What is Oscar Busso's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Oscar Busso enrolled in Medicare?
Yes. Oscar Busso is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Oscar Busso's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oscar Busso reassigns Medicare benefits to 8 organizations: Watertown Physician Practices LLC (Watertown, WI), Avera St. Mary's (Pierre, SD), Monument Health Rapid City Hospital, Inc. (Wall, SD), Family Medical Center (Buffalo, WY), Johnson County Memorial Hospital (Buffalo, WY) and 3 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 Oscar Busso's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Oscar Busso accept?
Health plans from Blue Cross Blue Shield of Wyoming list Oscar Busso 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 Oscar Busso was last updated on December 19, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.