Physician

Michael P Siegenthaler, MD

According to 2025 Medicare claims, Michael Siegenthaler, MD (NPI: 1093863532) practices thoracic surgery in the Springfield, OH market, with the plurality of this provider's patient population coming from Clark, OH. This provider's primary affiliated billing organization is MERCY HEALTH PHYSICIANS SPRINGFIELD SPECIALTY CARE LLC (NPI: 1790308104; TIN: 850958357) and primary practice location at 45504-2687. Siegenthaler is affiliated with the CHRISTUS Health Quality Care Alliance (ACO ID: A3029), participating under the MSSP model.

Siegenthaler's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 117 traditional Medicare patients, billed 349 HCPCS/CPT codes, and received $73,456 in Medicare payments. The top billing code was 99205 (New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more). Part D data shows 30 prescription claims across 15 beneficiaries totaling $4,198 in drug costs. Open Payments data shows 20 records totaling $1,038. 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 declined steadily, from $129,839 to $73,456. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $867 and ending at $4,198. 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	119	272	$129,839
2016	195	410	$168,136
2017	332	726	$319,147
2018	329	720	$251,760
2019	426	812	$292,224
2020	200	330	$126,517
2021	91	194	$61,957
2022	118	254	$59,976
2023	78	194	$48,847
2024	117	349	$73,456

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	23	77	$867
2016	23	103	$2,556
2017	24	89	$2,565
2018	30	117	$5,134
2019	39	79	$6,525
2020	38	109	$5,359
2021	55	192	$4,916
2022	49	123	$4,784
2023	22	70	$2,271
2024	15	30	$4,198

DME Billing Trend

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

No connected DME records

* / # = 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
99205	New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	19	20	$150
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$128
99222	Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	38	39	$91
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	45	$83
99232	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	40	75	$56

Top 5 Part D drugs in 2024

By total drug costs.

Part D summary data is connected for 2024, but public drug-level costs are not available, so a Top 5 by total drug costs cannot be shown.

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.	20	$1,038	Medtronic, 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 Michael P. Siegenthaler, MD?

Tedicare shows public-source Medicare data for Michael P. Siegenthaler, MD (NPI 1093863532), 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 Michael P. Siegenthaler, MD have ACO affiliation data?

Michael P. Siegenthaler, MD is shown with ACO affiliation data for CHRISTUS Health Quality Care Alliance (MSSP, ACO ID A3029).

What billing organization is linked to Michael P. Siegenthaler, MD?

Michael P. Siegenthaler, MD is linked to MERCY HEALTH PHYSICIANS SPRINGFIELD SPECIALTY CARE LLC (billing NPI 1790308104) in the available physician profile data.

Does Michael P. Siegenthaler, MD have Open Payments data?

Michael P. Siegenthaler, MD has 20 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.