Physician

Timothy Mark Ashburn, M.D.

According to 2025 Medicare claims, Timothy Ashburn, M.D. (NPI: 1417242264) practices pulmonary disease in the Chattanooga, TN-GA market, with the plurality of this provider's patient population coming from Catoosa, GA. This provider's primary affiliated billing organization is HAMILTON PHYSICIAN GROUP INC (NPI: 1235455569; TIN: 581519911) and primary practice location at 30736-8011. Ashburn is affiliated with the CommonSpirit ACO I (ACO ID: A2164) and Aledade 154 FL GA MSSP Enhanced (ACO ID: A5357), participating under the MSSP model.

Ashburn's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 228 traditional Medicare patients, billed 1,378 HCPCS/CPT codes, and received $77,502 in Medicare payments. The top billing code was 99215 (Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more). Part D data shows 2,982 prescription claims across 379 beneficiaries totaling $1,145,688 in drug costs, led by Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter). DME data shows 1,413 claims. Open Payments data shows 36 records totaling $696. 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 moved up and down with repeated peaks and valleys, starting at $52,756 and ending at $77,502. Concurrently, Part D prescription costs have moved up and down with repeated peaks and valleys, starting at $663,712 and ending at $1,145,688. For DME billing, reported payments moved up and down with repeated peaks and valleys, starting at $120,639 and ending at $75,765.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	243	573	$52,756
2016	230	1,282	$86,360
2017	503	3,747	$220,434
2018	610	3,926	$204,060
2019	637	3,420	$170,955
2020	410	1,533	$72,117
2021	533	2,258	$123,229
2022	304	967	$49,747
2023	163	813	$50,663
2024	228	1,378	$77,502

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	281	2,999	$663,712
2016	224	1,356	$201,818
2017	477	5,579	$778,156
2018	667	8,338	$1,410,385
2019	799	9,625	$2,054,778
2020	727	7,910	$2,266,592
2021	857	9,337	$3,244,738
2022	753	7,754	$2,612,306
2023	397	2,383	$656,526
2024	379	2,982	$1,145,688

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	531	2,472	$136,175
2016	358	1,270	$63,457
2017	1,039	3,267	$77,604
2018	1,156	4,439	$120,008
2019	1,157	4,746	$137,303
2020	1,071	4,650	$173,599
2021	1,225	4,733	$165,898
2022	822	3,565	$112,986
2023	378	1,475	$66,431
2024	357	1,413	$74,391

* / # = 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
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	131	217	$128
94729	Test to examine how well the lungs exchange gases	163	171	$39
94726	Test to determine lung volumes using sensors	163	171	$38
94060	Test to measure expiratory airflow and volume changes before and after medication administration	179	199	$27
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	121	157	$12

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	894	30,690	$638,577
Ofev	Nintedanib Esylate	14	660	$280,089
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	131	4,590	$90,351
Breo Ellipta	Fluticasone/Vilanterol	46	1,560	$19,784
Albuterol Sulfate Hfa	Albuterol Sulfate	480	11,784	$16,259

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
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	65	441	$30,825
E0466	Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell)	Y	N/R	20	$20,422
E1392	Portable oxygen concentrator, rental	Y	27	161	$5,518
E0431	Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing	Y	23	141	$2,032
A7031	Face mask interface, replacement for full face mask, each	N	12	30	$1,842

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	36	$696	GlaxoSmithKline, LLC.
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 Timothy Mark Ashburn, M.D.?

Tedicare shows public-source Medicare data for Timothy Mark Ashburn, M.D. (NPI 1417242264), 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 Timothy Mark Ashburn, M.D. have ACO affiliation data?

Timothy Mark Ashburn, M.D. is shown with ACO affiliation data for CommonSpirit ACO I (MSSP, ACO ID A2164) and Aledade 154 FL GA MSSP Enhanced (MSSP, ACO ID A5357).

What billing organization is linked to Timothy Mark Ashburn, M.D.?

Timothy Mark Ashburn, M.D. is linked to HAMILTON PHYSICIAN GROUP INC (billing NPI 1235455569) in the available physician profile data.

Does Timothy Mark Ashburn, M.D. have Open Payments data?

Timothy Mark Ashburn, M.D. has 36 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.