Physician

Christopher Riordan, MD

According to 2025 Medicare claims, Christopher Riordan, MD (NPI: 1972509560) practices thoracic surgery in the Toledo, OH market, with the plurality of this provider's patient population coming from Lucas, OH. This provider's primary affiliated billing organization is PROMEDICA CENTRAL PHYSICIANS (NPI: 1043270150; TIN: 341881137) and primary practice location at 43606-3895. Riordan is affiliated with the ProMedica Health Network, Inc. (ACO ID: A3016) and Vytalize Health 9 ACO LLC (ACO ID: D0313), participating under both the MSSP and REACH models.

Riordan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 135 traditional Medicare patients, billed 394 HCPCS/CPT codes, and received $151,953 in Medicare payments. The top billing code was 33533 (Coronary artery bypass using artery graft, 1 graft). Part D data shows 110 prescription claims across 56 beneficiaries totaling $478 in drug costs, led by Mupirocin (Mupirocin). Open Payments data shows 3 records totaling $100. 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 $230,890 to $151,953. Similarly, Part D prescription costs started with an early spike, then settled into a lower baseline, moving from $3,043 to $478. 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	188	554	$230,890
2016	192	527	$233,822
2017	230	585	$226,067
2018	232	555	$232,126
2019	249	580	$234,691
2020	178	468	$214,869
2021	172	419	$167,321
2022	177	417	$170,595
2023	167	425	$163,494
2024	135	394	$151,953

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	79	248	$3,043
2016	86	275	$5,265
2017	87	204	$2,064
2018	92	204	$1,814
2019	94	184	$1,866
2020	57	133	$1,265
2021	60	89	$675
2022	56	83	$1,835
2023	55	92	$934
2024	56	110	$478

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
33533	Coronary artery bypass using artery graft, 1 graft	59	59	$1,400
99205	New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	47	47	$168
99223	Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	35	35	$132
G0180	Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	37	38	$42
33508	Harvest of vein using an endoscope	59	59	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Mupirocin	Mupirocin	52	816	$297
Metoprolol Tartrate	Metoprolol Tartrate	36	77	$23

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.	3	$100	ATRICURE, 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 Riordan, MD?

Tedicare shows public-source Medicare data for Christopher Riordan, MD (NPI 1972509560), 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 Riordan, MD have ACO affiliation data?

Christopher Riordan, MD is shown with ACO affiliation data for ProMedica Health Network, Inc. (MSSP, ACO ID A3016) and Vytalize Health 9 ACO LLC (REACH, ACO ID D0313).

What billing organization is linked to Christopher Riordan, MD?

Christopher Riordan, MD is linked to PROMEDICA CENTRAL PHYSICIANS (billing NPI 1043270150) in the available physician profile data.

Does Christopher Riordan, MD have Open Payments data?

Christopher Riordan, MD has 3 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.