MRS. STACY MARIE STEFANIAK LUTHER PSYD
NPI 1649666926
Psychologist - Clinical in Wausau, WI
About Mrs. Stacy Marie Stefaniak Luther Psyd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. STACY MARIE STEFANIAK LUTHER PSYD (NPI 1649666926) is an individual clinical provider in Wausau, Wisconsin, licensed in Wisconsin (4116-57) and active in the NPI registry since April 2015. She is enrolled in Medicare PECOS and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses 2
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
Mrs. Stacy Marie Stefaniak Luther Psyd 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 Stacy Luther reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Wausau, WI 54401
- Reassigned Medicare billing, Wisconsin enrollment
- 75 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 54401 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.
WAUSAU, WI 54401
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 Stacy Luther's NPI number?
The NPI number for Stacy Luther is 1649666926. It was assigned to this individual provider in the NPPES registry on April 13, 2015.
Where is Stacy Luther located?
Stacy Luther practices at 630 S 36th Ave, Wausau, WI 54401. The listed phone number is (715) 842-9500.
What is Stacy Luther's specialty?
The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.
Is Stacy Luther enrolled in Medicare?
Yes. Stacy Luther 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 Stacy Luther's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stacy Luther reassigns Medicare benefits to Behavioral Health Clinic, LLC (Wausau, WI). 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 Stacy Luther's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stacy Luther accept?
Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners, Network Health and Quartz and 2 other insurers list Stacy Luther 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 Stacy Luther was last updated on December 13, 2022. 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.
# Mrs. Stacy Marie Stefaniak Luther, PSYD · NPI 1649666926
Clinical provider in Wausau, Wisconsin. Individual provider, active in the CMS NPPES registry since April 13, 2015.
## Identity
- **NPI:** 1649666926 (Entity type: Individual)
- **Enumerated:** April 13, 2015
- **Primary specialty:** Psychologist - Clinical · taxonomy 103TC0700X
- **State license:** 4116-57 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 630 S 36TH AVE, Wausau, WI 54401-3930
- **Phone:** (715) 842-9500 · **Fax:** (715) 848-0425
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Behavioral Health Clinic, LLC (NPI 1831442359, Wausau, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** December 13, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1649666926) · Data from the CMS NPPES public registry.