GWEN M SCHAUNAMAN MD
NPI 1235361064
Radiology - Diagnostic Radiology in Watertown, SD
About Gwen M Schaunaman Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GWEN M SCHAUNAMAN MD (NPI 1235361064) is an individual diagnostic radiology provider in Watertown, South Dakota, licensed in South Dakota (8831) and active in the NPI registry since August 2009. She is enrolled in Medicare PECOS, is affiliated with Prairie Lakes Healthcare System, Inc, and is a graduate of Sanford School Of Medicine Of University Of South Dakota (2007).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Gwen M Schaunaman Md 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
2Medicare enrollment records show Gwen Schaunaman reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Watertown, SD 57201
- Reassigned Medicare billing, South Dakota enrollment
- 18 clinicians in this Medicare group
Watertown, SD 57201
- Reassigned Medicare billing, South Dakota enrollment
- 109 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 48
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.
Prairie Lakes Healthcare System, Inc
Acute Care Hospitals · Watertown, SDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 57201 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.
WATERTOWN, SD 57201
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 Gwen Schaunaman's NPI number?
The NPI number for Gwen Schaunaman is 1235361064. It was assigned to this individual provider in the NPPES registry on August 12, 2009.
Where is Gwen Schaunaman located?
Gwen Schaunaman practices at 506 1st Ave SE, Watertown, SD 57201. The listed phone number is (605) 886-8482.
What is Gwen Schaunaman's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Gwen Schaunaman enrolled in Medicare?
Yes. Gwen Schaunaman 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 Gwen Schaunaman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gwen Schaunaman reassigns Medicare benefits to 2 organizations: Brown Clinic Pllp (Watertown, SD) and Prairie Lakes Health Care System Inc (Watertown, SD). 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 Gwen Schaunaman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Gwen Schaunaman accept?
Health plans from Avera Health Plans and Wellmark of South Dakota, Inc. list Gwen Schaunaman 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 Gwen Schaunaman affiliated with any hospitals?
According to CMS data, Gwen Schaunaman is affiliated with Prairie Lakes Healthcare System, Inc.
When was this NPI record last updated?
The NPPES record for Gwen Schaunaman was last updated on May 11, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.