Physician

James B Legan, MD

According to 2025 Medicare claims, James Legan, MD (NPI: 1871605790) practices internal medicine in the Great Falls, MT market, with the plurality of this provider's patient population coming from Cascade, MT. Legan uses personal NPI as billing NPI and primary practice location at 59405-4334. Legan is affiliated with the Health Connect Partners, LLC (ACO ID: A2342) and Collaborative ACO 30, LLC (ACO ID: A5483), participating under the MSSP model.

Legan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 289 traditional Medicare patients, billed 1,482 HCPCS/CPT codes, and received $108,172 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 5,721 prescription claims across 335 beneficiaries totaling $412,834 in drug costs, led by Ozempic (Semaglutide). DME data shows 331 claims. Open Payments data shows 5 records totaling $95. 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 changed little. Concurrently, Part D prescription costs did not follow a clear longitudinal pattern. In contrast, DME billing represents a smaller volume and did not follow a clear longitudinal pattern.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	662	2,553	$118,600
2016	424	2,219	$117,549
2017	562	2,878	$135,473
2018	688	3,154	$128,244
2019	330	2,555	$119,892
2020	331	2,501	$116,782
2021	330	2,352	$125,170
2022	319	1,838	$127,663
2023	291	1,560	$111,631
2024	289	1,482	$108,172

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	278	5,985	$300,790
2016	276	5,846	$308,296
2017	300	5,919	$293,424
2018	287	5,677	$261,430
2019	301	5,745	$266,193
2020	298	5,970	$265,427
2021	317	5,530	$280,664
2022	321	5,662	$316,008
2023	316	5,633	$418,657
2024	335	5,721	$412,834

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	143	543	$40,381
2016	93	540	$22,940
2017	88	486	$16,303
2018	116	426	$13,587
2019	95	409	$20,305
2020	100	367	$24,934
2021	125	409	$21,886
2022	79	372	$23,804
2023	83	384	$19,852
2024	47	331	$22,596

* / # = 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	242	242	$127
90653	Influenza vaccine, inactivated	115	115	$82
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	273	552	$80
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	83	144	$56
G0008	Administration of influenza virus vaccine	116	116	$32

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	108	4,074	$124,232
Eliquis	Apixaban	60	3,361	$64,549
Mounjaro	Tirzepatide	39	1,176	$42,022
Januvia	Sitagliptin Phosphate	16	1,440	$22,962
Xarelto	Rivaroxaban	11	510	$8,330

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	19	$10,575
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	59	$3,958
E0601	Continuous positive airway pressure (cpap) device	Y	N/R	56	$1,594
A7030	Full face mask used with positive airway pressure device, each	N	N/R	18	$1,575
A7031	Face mask interface, replacement for full face mask, each	N	N/R	19	$1,542

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	5	$95	Novartis Pharmaceuticals Corporation
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

Explore More Providers

Internal medicine providers in the Great Falls, MT market
Providers within practice ZIP code 59405-4334
Providers whose plurality patient county is Cascade, MT
Providers in Montana affiliated with Health Connect Partners, LLC (MSSP) Collaborative ACO 30, LLC (MSSP)

FAQ

What Medicare data is available for James B. Legan, MD?

Tedicare shows public-source Medicare data for James B. Legan, MD (NPI 1871605790), 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 James B. Legan, MD have ACO affiliation data?

James B. Legan, MD is shown with ACO affiliation data for Health Connect Partners, LLC (MSSP, ACO ID A2342) and Collaborative ACO 30, LLC (MSSP, ACO ID A5483).

What billing organization is linked to James B. Legan, MD?

A separate primary affiliated billing organization is not shown for this profile in the available data.

Does James B. Legan, MD have Open Payments data?

James B. Legan, MD has 5 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.