ALLINA HEALTH SYSTEM
NPI 1881118149
Internal Medicine in Hastings, MN
About Allina Health System NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALLINA HEALTH SYSTEM (NPI 1881118149), doing business as Regina Specialty Services, is a healthcare organization registered as an internal medicine in Hastings, Minnesota and active in the NPI registry since July 2017. The organization lists Dominica Tallarico, Coo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 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, 1 practice at this address and 50 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 1881118149. It was assigned to this organization in the NPPES registry on July 28, 2017. The provider is doing business as Regina Specialty Services.
Where is Allina Health System located?
Allina Health System is located at 1175 Nininger Rd, Hastings, MN 55033. The listed phone number is (651) 480-4100.
What is Allina Health System's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
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, 1 practice at this address and 50 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 February 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 1881118149
Internal Medicine organization in Hastings, Minnesota. Organization record, active in the CMS NPPES registry since July 28, 2017.
## Identity
- **NPI:** 1881118149 (Entity type: Organization)
- **Enumerated:** July 28, 2017
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **Also known as:** Regina Specialty Services (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Dominica Tallarico, COO
## Practice location
- **Address:** 1175 NININGER RD, Hastings, MN 55033-1056
- **Phone:** (651) 480-4100 · **Fax:** (651) 404-1460
## 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); 1 practice at this address and 50 within 10 miles; [full list](https://npiprofile.com/npi/1881118149/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1881118149) · Data from the CMS NPPES public registry.