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PROVIDER PROFILE · NPI 1710928965

Mark HornefferMD

Internal MedicineWauwatosa, WII
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
7,300
Beneficiaries
—
Total drug cost
$710K
Distinct drugs
119
Brand share
21.2%
Top prescribed drugs
Atorvastatin Calcium452 claims
Losartan Potassium333 claims
Metoprolol Succinate321 claims
Amlodipine Besylate315 claims
Levothyroxine Sodium219 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
372
Unique beneficiaries
—
Total services
554
Distinct HCPCS
5
Medicare payment
$43K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,244 Internal Medicine providers in WI — above median (cohort median 578).
REFERRAL NETWORK

Where Mark Horneffer'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). 22 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.66328
Katherine Rowland
Nurse Practitioner · Wauwatosa, WI
5193
COLUMBIA ST MARY'S HOSPITAL OZAUKEE, INC.43119
David Labadie
Podiatry · Greenfield, WI
2964
NOONAN, PATRICIA26109
Jacqueline Jahnke
Diagnostic Radiology · St Francis, WI
2593
NPI 12958486202362
ASCENSION SE WISCONSIN HOSPITAL, INC2056
Tina Olander
Internal Medicine · Wauwatosa, WI
1862
PARATECH AMBULANCE SERVICE, INC.1857
Mark Leitschuh
Internal Medicine · Mequon, WI
1749
Benjamin Broghammer
Diagnostic Radiology · Mequon, WI
1662
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.