HAZEL A MATHES D.O.
NPI 1689028243
Physical Medicine & Rehabilitation in Green Bay, WI
About Hazel A Mathes D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HAZEL A MATHES D.O. (NPI 1689028243) is an individual physical medicine & rehabilitation provider in Green Bay, Wisconsin, licensed in Wisconsin (69715-21) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Bellin Memorial Hospital, and maintains a secondary practice location in Madison.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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
Hazel A Mathes 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
2Medicare enrollment records show Hazel Mathes reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Green Bay, WI 54301
- Reassigned Medicare billing, Wisconsin enrollment
- 875 clinicians in this Medicare group
Kewaunee, WI 54216
- Reassigned Medicare billing, Wisconsin enrollment
- 573 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 7
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.
Bellin Memorial Hospital
Acute Care Hospitals · Green Bay, WIOther 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 54301
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 Hazel Mathes's NPI number?
The NPI number for Hazel Mathes is 1689028243. It was assigned to this individual provider in the NPPES registry on April 20, 2016. The provider is also known as Hazel A Dehut Do.
Where is Hazel Mathes located?
Hazel Mathes practices at 744 S Webster Ave, Green Bay, WI 54301. The listed phone number is (920) 433-3655.
What is Hazel Mathes's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Hazel Mathes enrolled in Medicare?
Yes. Hazel Mathes 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 Hazel Mathes's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hazel Mathes reassigns Medicare benefits to 2 organizations: Bellin Memorial Hospital Inc (Green Bay, WI) and Oconto Hospital & Medical Center Inc (Kewaunee, 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 Hazel Mathes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Hazel Mathes accept?
Health plans from Aspirus Health Plan, CareSource (Common Ground Healthcare) and HealthPartners list Hazel Mathes 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 Hazel Mathes affiliated with any hospitals?
According to CMS data, Hazel Mathes is affiliated with Bellin Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Hazel Mathes was last updated on August 21, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.