Physician

William Thomas Baker, D.O.

According to 2025 Medicare claims, William Baker, D.O. (NPI: 1215913447) practices family practice in the Las Cruces, NM market, with the plurality of this provider's patient population coming from Dona Ana, NM. This provider's primary affiliated billing organization is LAS CRUCES PHYSICIAN SERVICES LLC (NPI: 1215079678; TIN: 20-5653775) and primary practice location at 88011-5416. Baker is affiliated with the CHSPSC ACO 17, LLC (ACO ID: A3694), participating under the MSSP model.

Baker's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 574 traditional Medicare patients, billed 2,960 HCPCS/CPT codes, and received $217,412 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 10,829 prescription claims across 687 beneficiaries totaling $1,001,486 in drug costs, led by Ozempic (Semaglutide). DME data shows 268 claims. Open Payments data shows 6 records totaling $110. 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 have risen steadily, from $581,020 to $1,001,486. In contrast, DME billing represents a smaller volume and moved from a higher plateau to a lower plateau, from $42,004 to $15,373.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	597	3,041	$168,219
2016	659	3,581	$189,483
2017	649	3,625	$185,899
2018	645	3,489	$196,723
2019	644	3,690	$225,139
2020	619	3,338	$176,976
2021	597	3,355	$235,339
2022	589	3,899	$244,868
2023	582	3,460	$240,452
2024	574	2,960	$217,412

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	494	7,972	$581,020
2016	550	8,860	$630,948
2017	572	8,843	$641,064
2018	580	9,405	$783,457
2019	607	8,855	$797,115
2020	607	9,233	$675,611
2021	606	9,376	$719,414
2022	630	9,533	$820,420
2023	609	9,579	$987,083
2024	687	10,829	$1,001,486

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	129	563	$38,187
2016	119	485	$16,292
2017	84	454	$13,087
2018	81	407	$12,567
2019	59	335	$10,612
2020	59	325	$12,410
2021	59	314	$13,660
2022	61	360	$14,687
2023	38	297	$16,091
2024	39	268	$13,587

* / # = 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	213	213	$126
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	497	1,656	$81
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	382	929	$55
96372	Injection of drug or substance under skin or into muscle	36	43	$8
J3301	Injection, triamcinolone acetonide, not otherwise specified, 10 mg	37	62	$1

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	134	6,394	$193,420
Jardiance	Empagliflozin	96	4,675	$85,620
Xarelto	Rivaroxaban	44	3,250	$61,045
Eliquis	Apixaban	62	3,250	$58,633
Rybelsus	Semaglutide	32	1,380	$41,495

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	20	$6,080
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	N/R	76	$5,093
E1392	Portable oxygen concentrator, rental	Y	N/R	38	$1,234
A4253	Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips	N	28	80	$853
E0431	Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing	Y	N/R	20	$262

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	6	$110	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 William Thomas Baker, D.O.?

Tedicare shows public-source Medicare data for William Thomas Baker, D.O. (NPI 1215913447), 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 William Thomas Baker, D.O. have ACO affiliation data?

William Thomas Baker, D.O. is shown with ACO affiliation data for CHSPSC ACO 17, LLC (MSSP, ACO ID A3694).

What billing organization is linked to William Thomas Baker, D.O.?

William Thomas Baker, D.O. is linked to LAS CRUCES PHYSICIAN SERVICES LLC (billing NPI 1215079678) in the available physician profile data.

Does William Thomas Baker, D.O. have Open Payments data?

William Thomas Baker, D.O. has 6 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.