RxDoctor Payments Data

Dwayne Callwood, MD

Cardiovascular Disease · Burlington, NCNPI 1023194479

Payments from drug & device makers

$300in general payments, 2019–2025

Across 12 payments — averaging $25.00 each. Meals, travel, consulting and speaking fees, gifts and royalties reported by drug and device makers.

  • Abiomed$77
  • Boston Scientific$52
  • Acist Medical Systems, Inc.$46
  • ZOLL Services LLC (a/k/a ZOLL Lifecor Corp)$37
  • Philips North America LLC$25
  • Pfizer$17
  • plus $46 from 3 others

What the payments were for

  • Food & beverage$300100%

Most of this is food and beverage — typically meals provided during product presentations at a clinic or hospital. Nationally that is the single largest category of reported payments by count.

General payments by program year

19
23
24
25

Who reported the general payments

Companies are grouped under their corporate parent — a single manufacturer often files under several CMS reporting entities. Research and ownership payments are counted separately and are not in this table.

How this compares

$300 in reported general payments places this provider in the 15th percentile of 727 cardiovascular disease providers in North Carolina.

See all cardiovascular disease providers in North Carolina

Medicare billing

Part B allowed, 2024
$238,228
Medicare patients
775
Services billed
3,222

What this is not: this is the amount Original Medicare Part B allowed for services this provider billed in 2024. It is not their income. It excludes Medicare Advantage — now more than half of all Medicare enrollment — along with Medicaid and all commercial insurance, and it is gross practice revenue before staff, rent, supplies and malpractice premiums. CMS also suppresses any figure covering ten or fewer patients, so low-volume providers appear smaller than they are.

Most prescribed under Part D

DrugClaimsCost to plans & patients
EliquisApixaban929$844,664
EntrestoSacubitril/Valsartan209$193,312
XareltoRivaroxaban125$119,804
Repatha SureclickEvolocumab94$66,295
BrilintaTicagrelor44$30,085
FarxigaDapagliflozin Propanediol13$14,537
Repatha SyringeEvolocumab17$10,287
Praluent PenAlirocumab16$9,117
Metoprolol Succinate910$8,990
JardianceEmpagliflozin14$8,070
Torsemide267$7,403
Ranolazine ErRanolazine104$6,590
Diltiazem 24hr Er (Cd)Diltiazem Hcl270$6,555
Amiodarone Hcl301$6,338
Losartan Potassium627$5,748

Paid to pharmacies, not to this prescriber.

Companies that both paid and supply prescribed drugs

These companies both reported payments to this provider and make drugs the provider prescribed under Medicare Part D in 2024. For most specialties this overlap is expected — a cardiologist who is paid by a cardiology drugmaker also treats heart disease. It is shown so the reader can see it, not because it implies anything on its own.

CompanyPaid to this providerPart D cost of their drugs
PfizerEliquis$17$844,664929 claims

Reading this fairly. The Part D column is what drug plans and patients paid pharmacies — this provider received none of it, and it reflects how many patients they treat and what those drugs cost. Against peers, this provider's reported payments sit in the 15th percentile of 727 cardiovascular disease providers in North Carolina.

Other cardiovascular disease in Burlington

See the full list for North Carolina

Where these figures come from

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