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MARY THERESE BILLERBECK
NPI 1427867449
Physical Medicine & Rehabilitation - Pediatric Rehabilitation Medicine in Racine, WI

Active since January 03, 2025Accepts Medicare Assignment
414 WILLIAM ST, RACINE, WI 53402(262) 497-9147 Get Directions Write a Review

NPPES record last updated: January 3, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Mary Therese Billerbeck NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARY THERESE BILLERBECK (NPI 1427867449) is an individual pediatric rehabilitation medicine provider in Racine, Wisconsin, licensed in Wisconsin (2882-24) and active in the NPI registry since January 2025. She is a graduate of Other (1984).

NPPES Registry Identity

NPI1427867449
Entity TypeIndividualFemale
Primary Taxonomy2081P0010X
Provider Legal NameMARY THERESE BILLERBECK
Location Address414 WILLIAM STRacine, WI 53402-4262
Mailing Address414 William StRacine, WI 53402-4262 · (262) 497-9147
Phone(262) 497-9147
Sole ProprietorNo
Medical School CMSOtherGraduated 1984
Enumeration DateJanuary 3, 2025
NPPES CertifiedJanuary 3, 2025
✔ NPI 1427867449 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysical Medicine & Rehabilitation · Pediatric Rehabilitation MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2081P0010X
License✔ Licensed in WI · 2882-24
Definition
A physiatrist who utilizes an interdisciplinary approach and addresses the prevention, diagnosis, treatment and management of congenital and childhood-onset physical impairments including related or secondary medical, physical, functional, psychosocial and vocational limitations or conditions, with an understanding of the life course of disability. This physician is trained in the identification of functional capabilities and selection of the best of rehabilitation intervention strategies, with an understanding of the continuum of care.
414 WILLIAM ST, Racine, WI 53402
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).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 Therese Billerbeck 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.

PECOS PAC ID6002336963
PECOS Enrollment IDI20250221001653

Medicare Billing Reassignment

Medicare enrollment records show Mary Billerbeck reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Affiliated Health Of Wisconsin Ltd.
24 mi
Pain Medicine
2626 N 76TH ST, SUITE 105
Wauwatosa, WI 53213
  • Reassigned Medicare billing, Wisconsin enrollment
  • 3 clinicians in this Medicare group
NPI 1063433977 (414) 774-7794

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Billerbeck's NPI number?

The NPI number for Mary Billerbeck is 1427867449. It was assigned to this individual provider in the NPPES registry on January 3, 2025.

Where is Mary Billerbeck located?

Mary Billerbeck practices at 414 William St, Racine, WI 53402. The listed phone number is (262) 497-9147.

What is Mary Billerbeck's specialty?

The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Pediatric Rehabilitation Medicine, with taxonomy code 2081P0010X.

Is Mary Billerbeck enrolled in Medicare?

Yes. Mary Billerbeck 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 Mary Billerbeck's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Billerbeck reassigns Medicare benefits to Affiliated Health Of Wisconsin Ltd. (Wauwatosa, 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 Mary Billerbeck's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mary Billerbeck accept?

Health plans from CareSource (Common Ground Healthcare) list Mary Billerbeck 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 Mary Billerbeck was last updated on January 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.