What is Mark Chelmowski's specialty?

Mark Chelmowski (NPI 1659306041) is a Medicare-billing provider whose primary specialty is Internal Medicine in Milwaukee, WI.

Where does Mark Chelmowski practice?

Mark Chelmowski practices in Milwaukee, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1659306041.

How much does Medicare pay Mark Chelmowski?

Mark Chelmowski (NPI 1659306041) received approximately $30K in total Medicare Part B payments, serving 108 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659306041

Mark ChelmowskiMD

Internal MedicineMilwaukee, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

286

Unique beneficiaries

—

Total services

331

Distinct HCPCS

Medicare payment

$27K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

1,175

Beneficiaries

—

Total drug cost

$135K

Distinct drugs

Brand share

24.2%

Top prescribed drugs

Atorvastatin Calcium184 claims

Amlodipine Besylate83 claims

Losartan Potassium76 claims

Losartan/Hydrochlorothiazide53 claims

Metformin Hcl44 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 Chelmowski'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). 34 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
AURORA MEDICAL CENTER GRAFTON, LLC	89	453
Christopher Zellmer Diagnostic Radiology · St Francis, WI	52	129
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	49	279
BRUCKNER, JULIA	44	145
Leandro Espinosa Diagnostic Radiology · Grafton, WI	42	121
SCHULLER, JOHN	41	121
John Schuck Diagnostic Radiology · St Francis, WI	32	95
Ryan Cooley Clinical Cardiac Electrophysiology · St. George, UT	26	131
Edward Braza Ophthalmology · Milwaukee, WI	26	95
Amar Ambardekar Internal Medicine · Milwaukee, WI	25	259
Corey Shamah Hematology-Oncology · Milwaukee, WI	22	131
Daniel Gitter Dermatology · Milwaukee, WI	22	81

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