TERRI LYNN OSTER APRN, CRNA
NPI 1851301329
Nurse Anesthetist, Certified Registered in Brainerd, MN
About Terri Lynn Oster Aprn, Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TERRI LYNN OSTER APRN, CRNA (NPI 1851301329) is an individual nurse anesthetist, certified registered in Brainerd, Minnesota, licensed in Minnesota (CRNA0170) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with Essentia Health St Joseph's Medical Center, and is a graduate of Other (2006).
NPPES Registry Identity
Specialties & Licenses
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
Terri Lynn Oster Aprn, Crna 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
5Medicare enrollment records show Terri Oster reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brainerd, MN 56401
- Reassigned Medicare billing, Minnesota enrollment
- Medicare enrollment name: St Josephs Medical Center
- 340 clinicians in this Medicare group
Brainerd, MN 56401
- Reassigned Medicare billing, Minnesota enrollment
- 127 clinicians in this Medicare group
Baxter, MN 56425
- Reassigned Medicare billing, Minnesota enrollment
- 21 clinicians in this Medicare group
Becker, MN 55308
- Reassigned Medicare billing, Minnesota enrollment
- 52 clinicians in this Medicare group
Cambridge, MN 55008
- Reassigned Medicare billing, Minnesota enrollment
- 3,733 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
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Essentia Health St Joseph's Medical Center
Acute Care Hospitals · Brainerd, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 56401 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.
BRAINERD, MN 56401
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 Terri Oster's NPI number?
The NPI number for Terri Oster is 1851301329. It was assigned to this individual provider in the NPPES registry on August 8, 2006.
Where is Terri Oster located?
Terri Oster practices at 523 N 3rd St, Brainerd, MN 56401. The listed phone number is (218) 829-2861.
What is Terri Oster's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Terri Oster enrolled in Medicare?
Yes. Terri Oster 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 Terri Oster's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Terri Oster reassigns Medicare benefits to 5 organizations: St. Joseph's Medical Center (Brainerd, MN), Brainerd Medical Center Inc (Brainerd, MN), Brainerd Lakes Surgery Center L L C (Baxter, MN), Central Minnesota Anesthesia Providers, PA (Becker, MN) and Allina Health System (Cambridge, 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 Terri Oster's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Terri Oster affiliated with any hospitals?
According to CMS data, Terri Oster is affiliated with Essentia Health St Joseph's Medical Center.
When was this NPI record last updated?
The NPPES record for Terri Oster was last updated on March 6, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Terri Lynn Oster, APRN, CRNA · NPI 1851301329
Nurse Anesthetist, Certified Registered physician in Brainerd, Minnesota. Individual provider, active in the CMS NPPES registry since August 8, 2006.
## Identity
- **NPI:** 1851301329 (Entity type: Individual)
- **Enumerated:** August 8, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** CRNA0170 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 523 N 3RD ST, Brainerd, MN 56401-3054
- **Phone:** (218) 829-2861
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): St. Joseph's Medical Center (NPI 1336465038, Brainerd, MN); Brainerd Medical Center Inc (NPI 1295801777, Brainerd, MN); Brainerd Lakes Surgery Center L L C (NPI 1750378295, Baxter, MN); Central Minnesota Anesthesia Providers, PA (NPI 1881689974, Becker, MN); Allina Health System (NPI 1013194729, Cambridge, MN) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2006
## Record status
- **NPPES last updated:** March 6, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1851301329) · Data from the CMS NPPES public registry.