DR. STEPHANIE WISE GROSVENOR D.O.
NPI 1912193640
Obstetrics & Gynecology in Manitowoc, WI
About Dr. Stephanie Wise Grosvenor D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEPHANIE WISE GROSVENOR D.O. (NPI 1912193640) is an individual obstetrics & gynecology provider in Manitowoc, Wisconsin, licensed in Wisconsin (71584-21) and active in the NPI registry since September 2007. She is enrolled in Medicare PECOS, is affiliated with Holy Family Memorial, and maintains a secondary practice location in Green Bay.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Dr. Stephanie Wise Grosvenor D.o. 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
6Medicare enrollment records show Stephanie Grosvenor reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Manitowoc, WI 54220
- Reassigned Medicare billing, Wisconsin enrollment
- 350 clinicians in this Medicare group
Sheboygan, WI 53081
- Reassigned Medicare billing, Wisconsin enrollment
- 673 clinicians in this Medicare group
Green Bay, WI 54304
- Reassigned Medicare billing, Wisconsin enrollment
- 190 clinicians in this Medicare group
Green Bay, WI 54304
- Reassigned Medicare billing, Wisconsin enrollment
- 742 clinicians in this Medicare group
Escanaba, MI 49829
- Reassigned Medicare billing, Michigan enrollment
- 118 clinicians in this Medicare group
Marquette, MI 49855
- Reassigned Medicare billing, Michigan enrollment
- 9 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.
Holy Family Memorial
Acute Care Hospitals · Manitowoc, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54220 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.
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 Grosvenor's NPI number?
The NPI number for Stephanie Grosvenor is 1912193640. It was assigned to this individual provider in the NPPES registry on September 17, 2007.
Where is Stephanie Grosvenor located?
Stephanie Grosvenor practices at 1650 S 41st St, Manitowoc, WI 54220. The listed phone number is (920) 476-6200.
What is Stephanie Grosvenor's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Stephanie Grosvenor enrolled in Medicare?
Yes. Stephanie Grosvenor 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 Stephanie Grosvenor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephanie Grosvenor reassigns Medicare benefits to 6 organizations: Froedtert Manitowoc Medical Group, LLC (Manitowoc, WI), St. Nicholas Hospital-Sisters Of The Third Order Of St Francis (Sheboygan, WI), Prevea Clinic, Inc. (Green Bay, WI), St Vincent Hospital-Hospital Sisters-Third Order Of St Francis (Green Bay, WI), St. Francis Hospital (Escanaba, MI) and 1 more organization, listed in the Medicare section above. 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 Stephanie Grosvenor's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephanie Grosvenor accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, CareSource and Dean Health Plan and 2 other insurers list Stephanie Grosvenor 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 Grosvenor affiliated with any hospitals?
According to CMS data, Stephanie Grosvenor is affiliated with Holy Family Memorial.
When was this NPI record last updated?
The NPPES record for Stephanie Grosvenor was last updated on June 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Dr. Stephanie Wise Grosvenor, D.O. · NPI 1912193640
Obstetrics & Gynecology physician in Manitowoc, Wisconsin. Individual provider, active in the CMS NPPES registry since September 17, 2007.
## Identity
- **NPI:** 1912193640 (Entity type: Individual)
- **Enumerated:** September 17, 2007
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 71584-21 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1650 S 41ST ST, Manitowoc, WI 54220-7316
- **Phone:** (920) 476-6200
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Froedtert Manitowoc Medical Group, LLC (NPI 1437829975, Manitowoc, WI); St. Nicholas Hospital-Sisters Of The Third Order Of St Francis (NPI 1275799413, Sheboygan, WI); Prevea Clinic, Inc. (NPI 1306869276, Green Bay, WI); St Vincent Hospital-Hospital Sisters-Third Order Of St Francis (NPI 1285613638, Green Bay, WI); St. Francis Hospital (NPI 1629011622, Escanaba, MI); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Osteopathic Medicine, class of 2007
## Record status
- **NPPES last updated:** June 3, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1912193640) · Data from the CMS NPPES public registry.