Physician

Adam P Karewicz, MD

According to 2025 Medicare claims, Adam Karewicz, MD (NPI: 1114035755) practices internal medicine in the Fond du Lac, WI market, with the plurality of this provider's patient population coming from Fond Du Lac, WI. This provider's primary affiliated billing organization is AGNESIAN HEALTHCARE INC (NPI: 1730162991; TIN: 390807236) and primary practice location at 54935-4560. Karewicz is affiliated with the SSM WI ACO LLC (ACO ID: A5124), participating under the MSSP model.

Karewicz's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 296 traditional Medicare patients, billed 1,154 HCPCS/CPT codes, and received $73,136 in Medicare payments. The top billing code was G0439 (Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit). Part D data shows 10,124 prescription claims across 864 beneficiaries totaling $363,672 in drug costs, led by Eliquis (Apixaban). DME data shows 139 claims. No Open Payments records. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has risen steadily, from $67,826 to $73,136. Concurrently, Part D prescription costs have changed little. In contrast, DME billing represents a smaller volume and moved up and down with repeated peaks and valleys, starting at $12,920 and ending at $12,260.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	318	1,136	$67,826
2016	317	1,084	$68,229
2017	343	1,372	$66,540
2018	347	1,169	$70,253
2019	367	1,588	$93,825
2020	356	1,237	$83,894
2021	408	1,398	$109,110
2022	506	1,599	$114,811
2023	332	1,337	$108,714
2024	296	1,154	$73,136

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	659	8,256	$365,730
2016	601	7,808	$368,072
2017	652	8,239	$389,400
2018	690	9,082	$460,083
2019	741	8,728	$437,663
2020	749	8,206	$389,216
2021	744	9,081	$452,680
2022	786	9,453	$473,007
2023	822	9,545	$502,670
2024	864	10,124	$363,672

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

Year	Patients	Claims	Payment
2015	58	337	$16,007
2016	58	225	$6,920
2017	65	283	$6,388
2018	66	229	$7,000
2019	48	172	$4,015
2020	25	161	$3,939
2021	42	181	$4,708
2022	41	172	$4,298
2023	23	122	$3,202
2024	32	139	$8,971

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	241	241	$122
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	21	24	$100
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	272	502	$60
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	54	63	$41
G2211	Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	172	257	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Eliquis	Apixaban	50	2,990	$56,966
Ozempic	Semaglutide	32	1,064	$31,015
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	82	4,446	$9,906
Atorvastatin Calcium	Atorvastatin Calcium	667	51,947	$8,906
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	24	1,530	$6,861

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	12	$4,735
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	36	$3,016
A4253	Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips	N	21	56	$809
K0738	Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing	Y	N/R	12	$392
A4259	Lancets, per box of 100	N	11	23	$19

Open Payments Summary

No connected Open Payments records were found for this physician in General Payments, Research Payments, or Ownership / Investment Interests.

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FAQ

What Medicare data is available for Adam P. Karewicz, MD?

Tedicare shows public-source Medicare data for Adam P. Karewicz, MD (NPI 1114035755), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does Adam P. Karewicz, MD have ACO affiliation data?

Adam P. Karewicz, MD is shown with ACO affiliation data for SSM WI ACO LLC (MSSP, ACO ID A5124).

What billing organization is linked to Adam P. Karewicz, MD?

Adam P. Karewicz, MD is linked to AGNESIAN HEALTHCARE INC (billing NPI 1730162991) in the available physician profile data.

Does Adam P. Karewicz, MD have Open Payments data?

No connected Open Payments records are shown for this physician in the available General Payments, Research Payments, or Ownership / Investment Interests data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.