EMILY NICOLE TOLLEFSON
NPI 1689543076
Nurse Practitioner in Sioux Falls, SD
About Emily Nicole Tollefson NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EMILY NICOLE TOLLEFSON (NPI 1689543076) is an individual nurse practitioner in Sioux Falls, South Dakota, licensed in South Dakota (CP003935) and active in the NPI registry since November 2025. She is enrolled in Medicare PECOS, is affiliated with Avera Mckennan Hospital & University Health Center, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses 2
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
Emily Nicole Tollefson 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 Reassignment
Medicare enrollment records show Emily Tollefson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sioux Falls, SD 57108
- Reassigned Medicare billing, South Dakota enrollment
- 1,277 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Avera Mckennan Hospital & University Health Center
Acute Care Hospitals · Sioux Falls, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57106 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
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 Emily Tollefson's NPI number?
The NPI number for Emily Tollefson is 1689543076. It was assigned to this individual provider in the NPPES registry on November 3, 2025.
Where is Emily Tollefson located?
Emily Tollefson practices at 6000 W 41st St Ste 100, Sioux Falls, SD 57106. The listed phone number is (605) 504-0400.
What is Emily Tollefson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Emily Tollefson enrolled in Medicare?
Yes. Emily Tollefson 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 organization bills Medicare for Emily Tollefson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Emily Tollefson reassigns Medicare benefits to Avera Mckennan (Sioux Falls, SD). The 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 Emily Tollefson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Emily Tollefson accept?
Health plans from Wellmark Health Plan of Iowa, Inc. and Wellmark of South Dakota, Inc. list Emily Tollefson 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.
Is Emily Tollefson affiliated with any hospitals?
According to CMS data, Emily Tollefson is affiliated with Avera Mckennan Hospital & University Health Center.
When was this NPI record last updated?
The NPPES record for Emily Tollefson was last updated on December 17, 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.
# Emily Nicole Tollefson · NPI 1689543076
Nurse Practitioner physician in Sioux Falls, South Dakota. Individual provider, active in the CMS NPPES registry since November 3, 2025.
## Identity
- **NPI:** 1689543076 (Entity type: Individual)
- **Enumerated:** November 3, 2025
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** CP003935 (South Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 6000 W 41ST ST STE 100, Sioux Falls, SD 57106-3012
- **Phone:** (605) 504-0400
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Avera Mckennan (NPI 1013350891, Sioux Falls, SD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** December 17, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1689543076) · Data from the CMS NPPES public registry.