What is Mark Horneffer's specialty?

Mark Horneffer (NPI 1710928965) is a Medicare-billing provider whose primary specialty is Internal Medicine in Wauwatosa, WI.

Where does Mark Horneffer practice?

Mark Horneffer practices in Wauwatosa, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1710928965.

How much does Medicare pay Mark Horneffer?

Mark Horneffer (NPI 1710928965) received approximately $49K in total Medicare Part B payments, serving 169 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1710928965

Mark HornefferMD

Internal MedicineWauwatosa, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

372

Unique beneficiaries

—

Total services

554

Distinct HCPCS

Medicare payment

$43K

Peer benchmark

Total Medicare services vs. 1,244 Internal Medicine providers in WI — above median (cohort median 578).

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

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 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

Physician	Patients	Visits
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	66	328
Katherine Rowland Nurse Practitioner · Wauwatosa, WI	51	93
COLUMBIA ST MARY'S HOSPITAL OZAUKEE, INC.	43	119
David Labadie Podiatry · Greenfield, WI	29	64
NOONAN, PATRICIA	26	109
Jacqueline Jahnke Diagnostic Radiology · St Francis, WI	25	93
NPI 1295848620	23	62
ASCENSION SE WISCONSIN HOSPITAL, INC	20	56
Tina Olander Internal Medicine · Wauwatosa, WI	18	62
PARATECH AMBULANCE SERVICE, INC.	18	57
Mark Leitschuh Internal Medicine · Mequon, WI	17	49
Benjamin Broghammer Diagnostic Radiology · Mequon, WI	16	62

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