PROVIDER PROFILE · NPI 1639500259

Catherine Vonderhaar

Nurse PractitionerMason, OHI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$56

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Lisinopril12 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Catherine Vonderhaar'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MICAH CLOVERNOOK	43	562
BETHESDA HOSPITAL INC	40	140
PATIENT TRANSPORT SERVICES INC.	35	124
SL WELLSPRING LLC	29	239
Manuel Jimenez Rodriguez Internal Medicine · Naples, FL	27	242
MERCY HEALTH MEDICAL TRANSPORTATION LLC	24	118
UNIVERSITY OF CINCINNATI MEDICAL CENTER, LLC	24	171
Ohio Ambulance Solutions, Llc Ambulance Service Provider · Euclid, OH	22	471
AMERICAN MOBILE X-RAY, LLC	20	132
HESLER, LILLIAN	16	72
JEWISH HOSPITAL LLC	15	67
NIE, ANN	15	288

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