What is Katherine Zwanziger's specialty?

Katherine Zwanziger (NPI 1871515171) is a Medicare-billing provider whose primary specialty is Physical Therapist in Private Practice in Gilbert, AZ.

Where does Katherine Zwanziger practice?

Katherine Zwanziger practices in Gilbert, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1871515171.

How much does Medicare pay Katherine Zwanziger?

Katherine Zwanziger (NPI 1871515171) received approximately $67K in total Medicare Part B payments, serving 157 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871515171

Katherine ZwanzigerD.P.T.

Physical Therapist in Private PracticeGilbert, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

641

Unique beneficiaries

—

Total services

3,491

Distinct HCPCS

Medicare payment

$67K

Peer benchmark

Total Medicare services vs. 2,011 Physical Therapist in Private Practice providers in AZ — top quintile (cohort median 1,944).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

85.7

Quality

76.2

Cost

75.9

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.45%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Katherine Zwanziger's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 1 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Steven Myerthall Orthopedic Surgery · Gilbert, AZ	16	129

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events