Physician

Louis J Avvento, MD

According to 2025 Medicare claims, Louis Avvento, MD (NPI: 1417999533) practices medical oncology in the Nassau County-Suffolk County, NY market, with the plurality of this provider's patient population coming from Suffolk, NY. This provider's primary affiliated billing organization is NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC (NPI: 1396794574; TIN: 112419534) and primary practice location at 11968-5087. Avvento is affiliated with the ilumed, LLC (ACO ID: D0005) and Vytalize Health 9 ACO LLC (ACO ID: D0313), participating under the REACH model.

Avvento's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,585 traditional Medicare patients, billed 279,356 HCPCS/CPT codes, and received $4,207,189 in Medicare payments. The top billing code was 80053 (Blood test, comprehensive group of blood chemicals). Part D data shows 3,007 prescription claims across 376 beneficiaries totaling $8,947,456 in drug costs, led by Aranesp (Darbepoetin Alfa In Polysorbat). DME data shows 63 claims. Open Payments data shows 2 records totaling $144. 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 moved up and down with repeated peaks and valleys, starting at $3,837,244 and ending at $4,207,189. Concurrently, Part D prescription costs have moved from a lower plateau to a higher plateau, from $2,871,373 to $8,947,456. In contrast, DME billing represents a smaller volume and moved up and down with repeated peaks and valleys, starting at $3,192 and ending at $2,172.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	1,576	432,618	$3,837,244
2016	1,411	421,946	$4,155,494
2017	1,417	481,690	$5,215,854
2018	1,616	498,649	$5,612,512
2019	1,754	632,873	$7,831,643
2020	1,448	376,495	$5,111,889
2021	1,240	231,023	$3,479,168
2022	1,207	328,521	$5,573,622
2023	1,416	262,747	$4,242,471
2024	1,585	279,356	$4,207,189

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	357	2,000	$2,871,373
2016	351	2,270	$2,900,753
2017	359	2,230	$2,314,019
2018	377	2,310	$2,648,377
2019	370	2,425	$4,185,358
2020	400	3,077	$6,682,208
2021	424	3,006	$6,226,375
2022	412	3,002	$6,463,334
2023	371	3,114	$8,507,426
2024	376	3,007	$8,947,456

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	26	$1,352
2016	N/R	16	$1,109
2017	N/R	N/R	N/R
2018	N/R	28	$1,104
2019	N/R	11	$800
2020	N/R	N/R	N/R
2021	N/R	13	$1,196
2022	N/R	N/R	N/R
2023	N/R	12	$789
2024	N/R	63	$8,002

* / # = 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
80053	Blood test, comprehensive group of blood chemicals	1,231	3,135	$10
36415	Insertion of needle into vein for collection of blood sample	1,414	4,440	$9
85025	Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	1,366	4,387	$8
83735	Magnesium level	914	2,136	$7
83615	Lactate dehydrogenase (enzyme) level	917	2,158	$6

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Aranesp	Darbepoetin Alfa In Polysorbat	297	6,237	$1,066,784
Xtandi	Enzalutamide	52	1,560	$711,809
Octagam	Immun Globg(Igg)/Malt/Iga Ov50	56	1,533	$510,759
Brukinsa	Zanubrutinib	31	930	$459,368
Revlimid	Lenalidomide	27	721	$409,695

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
B4185	Parenteral nutrition solution, not otherwise specified, 10 grams lipids	N	N/R	12	$3,967
B4224	Parenteral nutrition administration kit, per day	N	N/R	11	$1,749
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	17	$1,254
B4220	Parenteral nutrition supply kit; premix, per day	N	N/R	11	$560
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	$471

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	2	$144	AstraZeneca Pharmaceuticals LP
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for Louis J. Avvento, MD?

Tedicare shows public-source Medicare data for Louis J. Avvento, MD (NPI 1417999533), 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 Louis J. Avvento, MD have ACO affiliation data?

Louis J. Avvento, MD is shown with ACO affiliation data for ilumed, LLC (REACH, ACO ID D0005) and Vytalize Health 9 ACO LLC (REACH, ACO ID D0313).

What billing organization is linked to Louis J. Avvento, MD?

Louis J. Avvento, MD is linked to NORTH SHORE HEMATOLOGY ONCOLOGY ASSOCIATES PC (billing NPI 1396794574) in the available physician profile data.

Does Louis J. Avvento, MD have Open Payments data?

Louis J. Avvento, MD has 2 connected Open Payments records in the available 2024 summary 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.