Physician

Christopher J Whalen, M.D.

According to 2025 Medicare claims, Christopher Whalen, M.D. (NPI: 1780070557) practices orthopedic surgery in the La Crosse-Onalaska, WI-MN market, with the plurality of this provider's patient population coming from La Crosse, WI. This provider's primary affiliated billing organization is GUNDERSEN LUTHERAN MEDICAL CENTER INC (NPI: 1376593442; TIN: 390813416) and primary practice location at 54601-5467. Whalen is affiliated with the Gundersen ACO (ACO ID: A5094) and CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Whalen's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 336 traditional Medicare patients, billed 730 HCPCS/CPT codes, and received $158,928 in Medicare payments. The top billing code was 27447 (Replacement of knee joint, both sides of knee). Part D data shows 342 prescription claims across 170 beneficiaries totaling $1,147 in drug costs, led by Amoxicillin (Amoxicillin). 2023 DME data shows 11 claims. Open Payments data shows 7 records totaling $601. 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 has fewer than 5 years of reported Medicare Part B carrier billing data, so a reliable trend cannot be assigned. Concurrently, Part D prescription costs have moved sharply higher in recent years, from $1,513 to $1,147. For DME billing, this provider has fewer than 5 years of reported data, so a reliable trend cannot be assigned.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	65	109	$20,149
2022	291	659	$122,682
2023	326	572	$156,475
2024	336	730	$158,928

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	34	56	$1,513
2018	34	37	$1,535
2019	21	23	$195
2020	18	23	$324
2021	21	33	$516
2022	60	154	$1,633
2023	135	288	$2,094
2024	170	342	$1,147

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	N/R	N/R
2016	N/R	N/R	N/R
2017	N/R	N/R	N/R
2018	N/R	N/R	N/R
2019	N/R	N/R	N/R
2020	N/R	N/R	N/R
2021	N/R	N/R	N/R
2022	N/R	N/R	N/R
2023	11	11	$659
2024	N/R	N/R	N/R

* / # = 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
27447	Replacement of knee joint, both sides of knee	60	65	$908
20985	Computer-assisted surgery for muscle and bone procedure	59	63	$101
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	95	97	$63
20610	Aspiration and/or injection of fluid from large joint	101	125	$30
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	101	103	$11

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Amoxicillin	Amoxicillin	219	225	$233
Oxycodone Hcl	Oxycodone Hcl	19	104	$75
Clindamycin Hcl	Clindamycin Hcl	51	56	$60
Tramadol Hcl	Tramadol Hcl	15	82	$36

Top 5 DME services in 2024

No connected or detailed DME service-level records for 2024.

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	7	$601	Smith+Nephew, Inc.
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 Christopher J. Whalen, M.D.?

Tedicare shows public-source Medicare data for Christopher J. Whalen, M.D. (NPI 1780070557), 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 Christopher J. Whalen, M.D. have ACO affiliation data?

Christopher J. Whalen, M.D. is shown with ACO affiliation data for Gundersen ACO (MSSP, ACO ID A5094) and CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to Christopher J. Whalen, M.D.?

Christopher J. Whalen, M.D. is linked to GUNDERSEN LUTHERAN MEDICAL CENTER INC (billing NPI 1376593442) in the available physician profile data.

Does Christopher J. Whalen, M.D. have Open Payments data?

Christopher J. Whalen, M.D. has 7 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.