Physician

Charles Wynter Callender, M.D.

According to 2025 Medicare claims, Charles Callender, M.D. (NPI: 1972576320) practices pulmonary disease in the Brunswick-St. Simons, GA market, with the plurality of this provider's patient population coming from Glynn, GA. This provider's primary affiliated billing organization is COOPERATIVE HEALTHCARE SERVICES INC (NPI: 1417979402; TIN: 010594994) and primary practice location at 31520-4722. Callender is affiliated with the TC2, LLC (ACO ID: A3365), participating under the MSSP model.

Callender's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 445 traditional Medicare patients, billed 1,454 HCPCS/CPT codes, and received $123,521 in Medicare payments. The top billing code was 99291 (Critical care, first 30-74 minutes). Part D data shows 1,292 prescription claims across 270 beneficiaries totaling $999,137 in drug costs, led by Adempas (Riociguat). DME data shows 869 claims. Open Payments data shows 152 records totaling $3,144. 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 sharply higher in recent years, from $52,792 to $123,521. Similarly, Part D prescription costs have moved sharply higher in recent years, from $22,879 to $999,137. For DME billing, reported payments moved sharply higher in recent years, from $33,103 to $70,560.

Part B Carrier Billing Trend

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

Year	Patients	Clm Lines	Payment
2015	227	569	$52,792
2016	248	701	$58,814
2017	287	994	$98,710
2018	254	717	$90,453
2019	284	832	$90,623
2020	101	416	$50,176
2021	56	227	$28,306
2022	333	1,319	$112,672
2023	430	1,596	$133,002
2024	445	1,454	$123,521

Part D Events Trend

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

Year	Patients	Claims	Drug Cost
2015	21	147	$22,879
2016	28	164	$23,814
2017	30	126	$24,475
2018	33	166	$35,348
2019	41	175	$44,072
2020	N/R	12	$2,161
2021	N/R	N/R	N/R
2022	130	460	$162,351
2023	204	1,005	$461,728
2024	270	1,292	$999,137

DME Billing Trend

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

Year	Patients	Claims	Payment
2015	N/R	170	$31,239
2016	N/R	163	$24,040
2017	N/R	136	$24,451
2018	N/R	134	$24,525
2019	N/R	113	$24,525
2020	N/R	58	$2,421
2021	N/R	29	$1,414
2022	71	307	$12,130
2023	160	840	$61,849
2024	193	869	$70,223

* / # = 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
99291	Critical care, first 30-74 minutes	89	198	$157
99215	Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	88	124	$123
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	167	237	$89
99233	Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	99	192	$86
94618	Test for exercise-induced lung stress	71	86	$23

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Adempas	Riociguat	19	547	$255,633
Opsumit	Macitentan	11	323	$137,434
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	166	5,880	$124,262
Nucala	Mepolizumab	15	420	$55,332
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	50	2,250	$46,696

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
E0466	Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell)	Y	N/R	28	$28,402
E1390	Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate	Y	26	200	$17,555
E1392	Portable oxygen concentrator, rental	Y	14	98	$3,521
A7031	Face mask interface, replacement for full face mask, each	N	18	38	$3,514
A7030	Full face mask used with positive airway pressure device, each	N	19	40	$3,411

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	152	$3,144	AstraZeneca Pharmaceuticals LP
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 Charles Wynter Callender, M.D.?

Tedicare shows public-source Medicare data for Charles Wynter Callender, M.D. (NPI 1972576320), 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 Charles Wynter Callender, M.D. have ACO affiliation data?

Charles Wynter Callender, M.D. is shown with ACO affiliation data for TC2, LLC (MSSP, ACO ID A3365).

What billing organization is linked to Charles Wynter Callender, M.D.?

Charles Wynter Callender, M.D. is linked to COOPERATIVE HEALTHCARE SERVICES INC (billing NPI 1417979402) in the available physician profile data.

Does Charles Wynter Callender, M.D. have Open Payments data?

Charles Wynter Callender, M.D. has 152 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.