SHANNAN K STEPHENS MD
NPI 1295739084
Obstetrics & Gynecology in Onalaska, WI
About Shannan K Stephens Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SHANNAN K STEPHENS MD (NPI 1295739084) is an individual obstetrics & gynecology provider in Onalaska, Wisconsin, licensed in Wisconsin (45618) and active in the NPI registry since June 2005. She is enrolled in Medicare PECOS, is affiliated with Gundersen Lutheran Medical Center, and is a graduate of Other (1999).
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
Shannan K Stephens 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
3Medicare enrollment records show Shannan Stephens reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Onalaska, WI 54650
- Reassigned Medicare billing, Wisconsin and Minnesota enrollments
- Also billed through NPI 1376593442 (Minnesota)
- 1,457 clinicians in this Medicare group
La Crosse, WI 54603
- Reassigned Medicare billing, Wisconsin enrollment
- 928 clinicians in this Medicare group
Boscobel, WI 53805
- Reassigned Medicare billing, Wisconsin enrollment
- 299 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.
Gundersen Lutheran Medical Center
Acute Care Hospitals · La Crosse, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54650 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 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ONALASKA, WI 54650
ONALASKA, WI 54650
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 Shannan Stephens's NPI number?
The NPI number for Shannan Stephens is 1295739084. It was assigned to this individual provider in the NPPES registry on June 9, 2005.
Where is Shannan Stephens located?
Shannan Stephens practices at 3111 Gundersen Drive, Onalaska, WI 54650. The listed phone number is (608) 782-7300.
What is Shannan Stephens's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Shannan Stephens enrolled in Medicare?
Yes. Shannan Stephens 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 Shannan Stephens's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shannan Stephens reassigns Medicare benefits to 3 organizations: Gundersen Lutheran Medical Center, Inc (Onalaska, WI), Gundersen Clinic Ltd (La Crosse, WI) and Memorial Hospital Of Boscobel (Boscobel, WI). 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 Shannan Stephens's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shannan Stephens accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Group Health Cooperative-SCW, HealthPartners and Quartz list Shannan Stephens 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 Shannan Stephens affiliated with any hospitals?
According to CMS data, Shannan Stephens is affiliated with Gundersen Lutheran Medical Center.
When was this NPI record last updated?
The NPPES record for Shannan Stephens was last updated on June 5, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Shannan K Stephens, MD · NPI 1295739084
Obstetrics & Gynecology physician in Onalaska, Wisconsin. Individual provider, active in the CMS NPPES registry since June 9, 2005.
## Identity
- **NPI:** 1295739084 (Entity type: Individual)
- **Enumerated:** June 9, 2005
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 45618 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 3111 GUNDERSEN DRIVE, Onalaska, WI 54650-8512
- **Phone:** (608) 782-7300
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Gundersen Lutheran Medical Center, Inc (NPI 1225372923, Onalaska, WI); Gundersen Clinic Ltd (NPI 1952915639, La Crosse, WI); Memorial Hospital Of Boscobel (NPI 1306804794, Boscobel, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** June 5, 2015
- **Other identifiers:** Medicaid 34416600 (WI); Medicare UPIN H93332; Medicare PIN 0754 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1295739084) · Data from the CMS NPPES public registry.