Physician

Douglas Dee Callahan, D.O.

According to 2025 Medicare claims, Douglas Callahan, D.O. (NPI: 1265540355) practices family practice in the St. George, UT market, with the plurality of this provider's patient population coming from Washington, UT. This provider's primary affiliated billing organization is CALLAHAN CLINIC, PC (NPI: 1609046853; TIN: 870657311) and primary practice location at 84790-3003. Callahan is affiliated with the Aledade 57 Western Sky MSSP Enhanced (ACO ID: A4756), participating under the MSSP model.

Callahan's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 1,148 traditional Medicare patients, billed 8,436 HCPCS/CPT codes, and received $363,267 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 15,730 prescription claims across 1,778 beneficiaries totaling $1,435,831 in drug costs, led by Arexvy (Rsvpref3 Antigen/As01e/Pf). DME data shows 194 claims. Open Payments data shows 90 records totaling $1,496. 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 risen steadily, from $174,164 to $363,267. Similarly, Part D prescription costs have risen steadily, from $850,586 to $1,435,831. In contrast, DME billing represents a smaller volume and declined steadily, from $88,036 to $34,514.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	986	5,300	$174,164
2016	1,253	7,429	$239,433
2017	1,369	7,639	$238,875
2018	1,163	6,931	$219,662
2019	1,285	9,173	$347,867
2020	1,323	9,706	$351,536
2021	1,341	11,174	$441,390
2022	1,230	9,609	$399,641
2023	1,145	8,102	$353,462
2024	1,148	8,436	$363,267

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	873	14,439	$850,586
2016	953	15,919	$918,574
2017	944	16,952	$968,707
2018	1,086	16,625	$973,940
2019	1,328	16,405	$1,056,344
2020	1,161	16,362	$957,591
2021	1,049	15,516	$948,763
2022	1,087	14,456	$983,507
2023	2,117	16,004	$1,512,646
2024	1,778	15,730	$1,435,831

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	126	705	$54,606
2016	127	667	$43,994
2017	263	768	$288,638
2018	68	558	$38,224
2019	43	471	$37,462
2020	35	312	$32,873
2021	16	224	$27,201
2022	11	94	$6,161
2023	N/R	113	$8,623
2024	12	194	$25,288

* / # = 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	692	692	$123
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	660	725	$78
99497	Advance care planning, first 30 minutes	625	626	$77
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	702	1,447	$58
36415	Insertion of needle into vein for collection of blood sample	753	902	$7

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Arexvy	Rsvpref3 Antigen/As01e/Pf	508	508	$151,478
Eliquis	Apixaban	97	5,225	$100,792
Shingrix	Varicella-Zoster Ge/As01b/Pf	462	462	$97,803
Trulicity	Dulaglutide	70	2,828	$95,079
Xarelto	Rivaroxaban	82	4,664	$87,801

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
B4193	Parenteral nutrition solution; compounded amino acid and carbohydrates with electrolytes, trace elements, and vitamins, including preparation, any strength, 52 to 73 grams of protein - premix	N	N/R	13	$13,267
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	12	75	$5,173
B4185	Parenteral nutrition solution, not otherwise specified, 10 grams lipids	N	N/R	18	$3,483
B4224	Parenteral nutrition administration kit, per day	N	N/R	17	$1,888
E0431	Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing	Y	N/R	43	$624

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	90	$1,496	ABBVIE 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 Douglas Dee Callahan, D.O.?

Tedicare shows public-source Medicare data for Douglas Dee Callahan, D.O. (NPI 1265540355), 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 Douglas Dee Callahan, D.O. have ACO affiliation data?

Douglas Dee Callahan, D.O. is shown with ACO affiliation data for Aledade 57 Western Sky MSSP Enhanced (MSSP, ACO ID A4756).

What billing organization is linked to Douglas Dee Callahan, D.O.?

Douglas Dee Callahan, D.O. is linked to CALLAHAN CLINIC, PC (billing NPI 1609046853) in the available physician profile data.

Does Douglas Dee Callahan, D.O. have Open Payments data?

Douglas Dee Callahan, D.O. has 90 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.