STEPHANIE MARIE PEEK
NPI 1578257119
Nurse Anesthetist, Certified Registered in Dakota Dunes, SD
About Stephanie Marie Peek NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHANIE MARIE PEEK (NPI 1578257119) is an individual nurse anesthetist, certified registered in Dakota Dunes, South Dakota, licensed in South Dakota (CR001133) and active in the NPI registry since June 2023. She is affiliated with St Lukes Regional Medical Center and is a graduate of Other (2023).
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 and accepts Medicare assignment
Stephanie Marie Peek 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 Stephanie Peek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Dakota Dunes, SD 57049
- Reassigned Medicare billing, South Dakota enrollment
- 62 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 9
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Lukes Regional Medical Center
Acute Care Hospitals · Sioux City, IADunes Surgical Hospital
Acute Care Hospitals · Dakota Dunes, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57049 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.
DAKOTA DUNES, SD 57049
DAKOTA DUNES, SD 57049
DAKOTA DUNES, SD 57049
DAKOTA DUNES, SD 57049
DAKOTA DUNES, SD 57049
DAKOTA DUNES, SD 57049
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 Stephanie Peek's NPI number?
The NPI number for Stephanie Peek is 1578257119. It was assigned to this individual provider in the NPPES registry on June 6, 2023.
Where is Stephanie Peek located?
Stephanie Peek practices at 600 N Sioux Point Rd, Dakota Dunes, SD 57049. The listed phone number is (605) 232-3332.
What is Stephanie Peek's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Stephanie Peek enrolled in Medicare?
Yes. Stephanie Peek 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 Stephanie Peek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Peek reassigns Medicare benefits to Siouxland Anesthesiology, Ltd (Dakota Dunes, 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 Stephanie Peek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephanie Peek accept?
Health plans from Avera Health Plans, Oscar Health, Oscar Insurance Company, Sanford Health Plan and Wellmark Health Plan of Iowa, Inc. and 1 other insurer list Stephanie Peek 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 Stephanie Peek affiliated with any hospitals?
According to CMS data, Stephanie Peek is affiliated with St Lukes Regional Medical Center and Dunes Surgical Hospital.
When was this NPI record last updated?
The NPPES record for Stephanie Peek was last updated on June 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Stephanie Marie Peek · NPI 1578257119
Nurse Anesthetist, Certified Registered physician in Dakota Dunes, South Dakota. Individual provider, active in the CMS NPPES registry since June 6, 2023.
## Identity
- **NPI:** 1578257119 (Entity type: Individual)
- **Enumerated:** June 6, 2023
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** CR001133 (South Dakota)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N SIOUX POINT RD, Dakota Dunes, SD 57049-5000
- **Phone:** (605) 232-3332
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** Siouxland Anesthesiology, Ltd (NPI 1669496337, Dakota Dunes, SD), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2023
## Record status
- **NPPES last updated:** June 6, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1578257119) · Data from the CMS NPPES public registry.