MARY A. DAVIS NP
NPI 1851582357
Nurse Practitioner in Hayward, WI
About Mary A. Davis Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY A. DAVIS NP (NPI 1851582357) is an individual nurse practitioner in Hayward, Wisconsin, licensed in Wisconsin (3142) and active in the NPI registry since August 2007. She is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center - Rice Lake, and is a graduate of Other (2007).
NPPES Registry Identity
Specialties & Licenses
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
Mary A. Davis Np 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 Mary Davis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Rice Lake, WI 54868
- Reassigned Medicare billing, Wisconsin enrollment
- 1,616 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Marshfield Medical Center - Rice Lake
Acute Care Hospitals · Rice Lake, WIMarshfield Medical Center - Ladysmith
Critical Access Hospitals · Ladysmith, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54843 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HAYWARD, WI 54843
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 Mary Davis's NPI number?
The NPI number for Mary Davis is 1851582357. It was assigned to this individual provider in the NPPES registry on August 8, 2007.
Where is Mary Davis located?
Mary Davis practices at 10212 N Greenwood Ln, Hayward, WI 54843. The listed phone number is (715) 634-6520.
What is Mary Davis's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Mary Davis enrolled in Medicare?
Yes. Mary Davis 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 Mary Davis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Davis reassigns Medicare benefits to 2 organizations: Lakeview Medical Center Inc Of Rice Lake (Rice Lake, WI) and Marshfield Clinic Inc (Marshfield, 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 Mary Davis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Davis accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Sanford Health Plan and Security Health Plan list Mary Davis 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 Mary Davis affiliated with any hospitals?
According to CMS data, Mary Davis is affiliated with Marshfield Medical Center - Rice Lake and Marshfield Medical Center - Ladysmith.
When was this NPI record last updated?
The NPPES record for Mary Davis was last updated on July 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Mary A. Davis, NP · NPI 1851582357
Nurse Practitioner physician in Hayward, Wisconsin. Individual provider, active in the CMS NPPES registry since August 8, 2007.
## Identity
- **NPI:** 1851582357 (Entity type: Individual)
- **Enumerated:** August 8, 2007
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** 3142 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 10212 N GREENWOOD LN, Hayward, WI 54843-7220
- **Phone:** (715) 634-6520
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Lakeview Medical Center Inc Of Rice Lake (NPI 1326139049, Rice Lake, WI); Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2007
## Record status
- **NPPES last updated:** July 3, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1851582357) · Data from the CMS NPPES public registry.