AMY SUE KARAKAS NNP-BC
NPI 1336469378
Nurse Practitioner in Green Bay, WI
About Amy Sue Karakas Nnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMY SUE KARAKAS NNP-BC (NPI 1336469378) is an individual nurse practitioner in Green Bay, Wisconsin, licensed in Wisconsin (4057) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 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 (PECOS)
Amy Sue Karakas Nnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Amy Karakas reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Green Bay, WI 54311
- Reassigned Medicare billing, Wisconsin enrollment
- 394 clinicians in this Medicare group
Sheboygan, WI 53081
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 clinicians in this Medicare group
Milwaukee, WI 53209
- Reassigned Medicare billing, Wisconsin enrollment
- 1,615 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54311 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.
GREEN BAY, WI 54311
GREEN BAY, WI 54311
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 Amy Karakas's NPI number?
The NPI number for Amy Karakas is 1336469378. It was assigned to this individual provider in the NPPES registry on June 1, 2010. The provider is also known as Amy Sue Leiterman.
Where is Amy Karakas located?
Amy Karakas practices at 2845 Greenbrier Rd, Green Bay, WI 54311. The listed phone number is (920) 288-4700.
What is Amy Karakas's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Amy Karakas enrolled in Medicare?
Yes. Amy Karakas is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Amy Karakas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amy Karakas reassigns Medicare benefits to 3 organizations: Baycare Aurora, LLC (Green Bay, WI), Aurora Medical Group, Inc. (Sheboygan, WI) and Aurora Advanced Healthcare, Inc. (Milwaukee, 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 Amy Karakas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Amy Karakas accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Amy Karakas 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.
When was this NPI record last updated?
The NPPES record for Amy Karakas was last updated on December 2, 2021. 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.
# Amy Sue Karakas, NNP-BC · NPI 1336469378
Nurse Practitioner physician in Green Bay, Wisconsin. Individual provider, active in the CMS NPPES registry since June 1, 2010.
## Identity
- **NPI:** 1336469378 (Entity type: Individual)
- **Enumerated:** June 1, 2010
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 4057 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2845 GREENBRIER RD, Green Bay, WI 54311-6519
- **Phone:** (920) 288-4700
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **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): Baycare Aurora, LLC (NPI 1255387726, Green Bay, WI); Aurora Medical Group, Inc. (NPI 1174670244, Sheboygan, WI); Aurora Advanced Healthcare, Inc. (NPI 1265629133, Milwaukee, WI) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 2, 2021
- **Other identifiers:** Medicaid 100009564 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1336469378) · Data from the CMS NPPES public registry.