Healthcare provider profile · identity verified

Douglas Alan Heighton, M.D.

Family Practice · CARTHAGE, IL · NPI 1184661076

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium456100
LisinoprilLisinopril38995
GabapentinGabapentin32962
Levothyroxine SodiumLevothyroxine Sodium32960
OmeprazoleOmeprazole28055
Losartan PotassiumLosartan Potassium23646
Amlodipine BesylateAmlodipine Besylate23349
Metoprolol SuccinateMetoprolol Succinate23346
Metformin HclMetformin Hcl20143
Albuterol Sulfate HfaAlbuterol Sulfate18149
FurosemideFurosemide18032
Pantoprazole SodiumPantoprazole Sodium17139
Potassium ChloridePotassium Chloride15125
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen14932
HydrochlorothiazideHydrochlorothiazide13935
Sertraline HclSertraline Hcl11920
EliquisApixaban11523
OzempicSemaglutide11212
SimvastatinSimvastatin10324
Rosuvastatin CalciumRosuvastatin Calcium10223
Tamsulosin HclTamsulosin Hcl9425
Alendronate SodiumAlendronate Sodium9312
Trazodone HclTrazodone Hcl8818
AllopurinolAllopurinol8317
JardianceEmpagliflozin7618
Escitalopram OxalateEscitalopram Oxalate6911
AlprazolamAlprazolam6313
CarvedilolCarvedilol6215
Montelukast SodiumMontelukast Sodium6212
Fluoxetine HclFluoxetine Hcl61suppressed
Metoprolol TartrateMetoprolol Tartrate6114
Warfarin SodiumWarfarin Sodium60suppressed
Fluticasone PropionateFluticasone Propionate5620
ClopidogrelClopidogrel Bisulfate5512
Duloxetine HclDuloxetine Hcl54suppressed
FamotidineFamotidine54suppressed
MeloxicamMeloxicam5414
Acetaminophen-CodeineAcetaminophen With Codeine52suppressed
LamotrigineLamotrigine50suppressed
LorazepamLorazepam48suppressed
SpironolactoneSpironolactone48suppressed
AbrysvoRsv Vacc, Pref A And Pref B/Pf4646
CephalexinCephalexin4632
CelecoxibCelecoxib45suppressed
Glipizide ErGlipizide4512
Repatha SureclickEvolocumab45suppressed
AzithromycinAzithromycin4230
FarxigaDapagliflozin Propanediol39suppressed
BumetanideBumetanide38suppressed
Bupropion XlBupropion Hcl38suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl38suppressed
Donepezil HclDonepezil Hcl38suppressed
BaclofenBaclofen35suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf3524
Memantine HclMemantine Hcl34suppressed
Clonidine HclClonidine Hcl33suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide33suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim3319
MirtazapineMirtazapine32suppressed
Tramadol HclTramadol Hcl3213
FinasterideFinasteride31suppressed
Pioglitazone HclPioglitazone Hcl31suppressed
EzetimibeEzetimibe30suppressed
ArexvyRsvpref3 Antigen/As01e/Pf2929
ClonazepamClonazepam29suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog29suppressed
Oxybutynin Chloride ErOxybutynin Chloride29suppressed
Venlafaxine Hcl ErVenlafaxine Hcl29suppressed
Oxybutynin ChlorideOxybutynin Chloride28suppressed
PrednisonePrednisone2816
SucralfateSucralfate28suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog27suppressed
Buspirone HclBuspirone Hcl27suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl27suppressed
Hydralazine HclHydralazine Hcl27suppressed
Labetalol HclLabetalol Hcl27suppressed
Ropinirole HclRopinirole Hcl27suppressed
Hydroxyzine HclHydroxyzine Hcl25suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen25suppressed
PregabalinPregabalin25suppressed
XareltoRivaroxaban25suppressed
Morphine Sulfate ErMorphine Sulfate24suppressed
Pravastatin SodiumPravastatin Sodium23suppressed
Benazepril HclBenazepril Hcl22suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid22suppressed
AtenololAtenolol21suppressed
FenofibrateFenofibrate Nanocrystallized20suppressed
GlimepirideGlimepiride20suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl20suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril19suppressed
GlipizideGlipizide19suppressed
OxcarbazepineOxcarbazepine19suppressed
ValacyclovirValacyclovir Hcl19suppressed
Amiodarone HclAmiodarone Hcl18suppressed
LevetiracetamLevetiracetam18suppressed
Tolterodine TartrateTolterodine Tartrate18suppressed
Divalproex SodiumDivalproex Sodium17suppressed
Enalapril MaleateEnalapril Maleate17suppressed
KetoconazoleKetoconazole17suppressed
Lidocaine-PrilocaineLidocaine/Prilocaine17suppressed
LovastatinLovastatin17suppressed
PrimidonePrimidone17suppressed
JanuviaSitagliptin Phosphate16suppressed
LatanoprostLatanoprost16suppressed
Meclizine HclMeclizine Hcl16suppressed
MyrbetriqMirabegron16suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter16suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate15suppressed
Citalopram HbrCitalopram Hydrobromide15suppressed
Diclofenac SodiumDiclofenac Sodium15suppressed
Doxazosin MesylateDoxazosin Mesylate15suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide15suppressed
Metformin Hcl ErMetformin Hcl15suppressed
OlanzapineOlanzapine15suppressed
TopiramateTopiramate15suppressed
Breo ElliptaFluticasone/Vilanterol14suppressed
CholestyramineCholestyramine (With Sugar)14suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium14suppressed
Hydromorphone HclHydromorphone Hcl14suppressed
Midodrine HclMidodrine Hcl14suppressed
NystatinNystatin14suppressed
Paroxetine HclParoxetine Hcl14suppressed
Propranolol HclPropranolol Hcl14suppressed
Ventolin HfaAlbuterol Sulfate14suppressed
Amiloride HclAmiloride Hcl13suppressed
DigoxinDigoxin13suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended13suppressed
PremarinEstrogens, Conjugated13suppressed
RisperidoneRisperidone13suppressed
AmoxicillinAmoxicillin12suppressed
Bupropion HclBupropion Hcl12suppressed
CarbamazepineCarbamazepine12suppressed
Chlorpromazine HclChlorpromazine Hcl12suppressed
FentanylFentanyl12suppressed
LidocaineLidocaine12suppressed
Morphine SulfateMorphine Sulfate12suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters12suppressed
TorsemideTorsemide12suppressed
TrulicityDulaglutide12suppressed
Carbamazepine ErCarbamazepine11suppressed
Desmopressin AcetateDesmopressin Acetate11suppressed
Divalproex Sodium ErDivalproex Sodium11suppressed
EstradiolEstradiol11suppressed
IbuprofenIbuprofen11suppressed
NabumetoneNabumetone11suppressed
Ondansetron OdtOndansetron11suppressed
Spiriva RespimatTiotropium Bromide11suppressed
SymbicortBudesonide/Formoterol Fumarate11suppressed
SynthroidLevothyroxine Sodium11suppressed
Zolpidem TartrateZolpidem Tartrate11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error