ALLINA HEALTH SYSTEM
NPI 1255216701
Clinic/Center - Oncology, Radiation in Buffalo, MN
About Allina Health System NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLINA HEALTH SYSTEM (NPI 1255216701), doing business as Allina Health Cancer Institute - Buffalo, is a healthcare organization registered as an oncology, radiation in Buffalo, Minnesota and active in the NPI registry since August 2025. The organization maintains a secondary practice location in Buffalo and lists Dominica Tallarico, Coo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Allina Health System is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
3,724Medicare enrollment records show 3,724 clinicians reassign Medicare billing to Allina Health System, which bills Medicare for the services they deliver. Of these, 25 practice at this address and 47 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 67
Nearest to this location (20)
See all 3,724Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Allina Health System's NPI number?
The NPI number for Allina Health System is 1255216701. It was assigned to this organization in the NPPES registry on August 6, 2025. The provider is doing business as Allina Health Cancer Institute - Buffalo.
Where is Allina Health System located?
Allina Health System is located at 303 Catlin St Ste 1000, Buffalo, MN 55313. The listed phone number is (763) 682-1212.
What is Allina Health System's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Oncology, Radiation, with taxonomy code 261QX0203X.
Is Allina Health System enrolled in Medicare?
Yes. Allina Health System is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Allina Health System?
According to the CMS Revalidation Reassignment List (October 2026 release), 3,724 clinicians in 67 Medicare specialties reassign their Medicare billing to Allina Health System. A 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 the clinician's services. The largest specialties are Nurse Practitioner (566), Internal Medicine (425) and Family Practice (391). Of these, 25 practice at this address and 47 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Allina Health System accept?
Health plans from HealthPartners list Allina Health System 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 Allina Health System was last updated on December 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.
# Allina Health System · NPI 1255216701
Oncology, Radiation organization in Buffalo, Minnesota. Organization record, active in the CMS NPPES registry since August 6, 2025.
## Identity
- **NPI:** 1255216701 (Entity type: Organization)
- **Enumerated:** August 6, 2025
- **Primary specialty:** Clinic/Center - Oncology, Radiation · taxonomy 261QX0203X
- **Also known as:** Allina Health Cancer Institute - Buffalo (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Dominica Tallarico, COO
## Practice location
- **Address:** 303 CATLIN ST STE 1000, Buffalo, MN 55313-1947
- **Phone:** (763) 682-1212
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 3,724 clinicians in 67 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Nurse Practitioner (566), Internal Medicine (425), Family Practice (391); 25 practice at this address and 47 within 10 miles; [full list](https://npiprofile.com/npi/1255216701/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1255216701) · Data from the CMS NPPES public registry.