Healthcare provider profile · identity verified

Mark S Hahn, DO

Family Practice · CARAWAY, AR · NPI 1609895911

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 Calcium32855
Potassium ChloridePotassium Chloride25544
EliquisApixaban21323
Amlodipine BesylateAmlodipine Besylate20943
Metoprolol TartrateMetoprolol Tartrate19730
FurosemideFurosemide17942
Pantoprazole SodiumPantoprazole Sodium17145
Tamsulosin HclTamsulosin Hcl17128
CarvedilolCarvedilol16931
Metformin HclMetformin Hcl16521
LisinoprilLisinopril13823
ClopidogrelClopidogrel Bisulfate13726
GabapentinGabapentin12021
Levothyroxine SodiumLevothyroxine Sodium10326
Donepezil HclDonepezil Hcl8818
Losartan PotassiumLosartan Potassium8414
Metoprolol SuccinateMetoprolol Succinate8316
SimvastatinSimvastatin77suppressed
Hydralazine HclHydralazine Hcl7313
Duloxetine HclDuloxetine Hcl7112
Sertraline HclSertraline Hcl6720
LevetiracetamLevetiracetam6511
XareltoRivaroxaban61suppressed
MyrbetriqMirabegron58suppressed
Divalproex SodiumDivalproex Sodium5514
FinasterideFinasteride52suppressed
MeloxicamMeloxicam52suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate51suppressed
HydrochlorothiazideHydrochlorothiazide50suppressed
Oxybutynin ChlorideOxybutynin Chloride50suppressed
Diltiazem HclDiltiazem Hcl49suppressed
Ondansetron HclOndansetron Hcl4520
Alendronate SodiumAlendronate Sodium42suppressed
MirtazapineMirtazapine4217
AllopurinolAllopurinol40suppressed
PrednisonePrednisone4016
Trazodone HclTrazodone Hcl39suppressed
Amiodarone HclAmiodarone Hcl38suppressed
SpironolactoneSpironolactone36suppressed
SucralfateSucralfate36suppressed
AtenololAtenolol35suppressed
Quetiapine FumarateQuetiapine Fumarate35suppressed
Clonidine HclClonidine Hcl3411
LatanoprostLatanoprost34suppressed
Pravastatin SodiumPravastatin Sodium34suppressed
EzetimibeEzetimibe32suppressed
JanuviaSitagliptin Phosphate31suppressed
Citalopram HbrCitalopram Hydrobromide30suppressed
GlipizideGlipizide30suppressed
Rosuvastatin CalciumRosuvastatin Calcium30suppressed
Benazepril HclBenazepril Hcl29suppressed
Memantine HclMemantine Hcl28suppressed
LantusInsulin Glargine,hum.Rec.Anlog27suppressed
EntrestoSacubitril/Valsartan25suppressed
FarxigaDapagliflozin Propanediol25suppressed
Lidocaine HclLidocaine Hcl2524
RivastigmineRivastigmine Tartrate25suppressed
Diltiazem 24hr Er (La)Diltiazem Hcl24suppressed
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate2415
Ropinirole HclRopinirole Hcl24suppressed
HumalogInsulin Lispro23suppressed
Oxybutynin Chloride ErOxybutynin Chloride23suppressed
Tresiba Flextouch U-200Insulin Degludec23suppressed
DigoxinDigoxin22suppressed
Tizanidine HclTizanidine Hcl22suppressed
TopiramateTopiramate22suppressed
Albuterol Sulfate HfaAlbuterol Sulfate21suppressed
Doxycycline HyclateDoxycycline Hyclate2120
JardianceEmpagliflozin21suppressed
LevemirInsulin Detemir21suppressed
Paroxetine HclParoxetine Hcl21suppressed
ErtapenemErtapenem Sodium20suppressed
MethocarbamolMethocarbamol20suppressed
RamiprilRamipril20suppressed
AzithromycinAzithromycin19suppressed
Carbidopa-LevodopaCarbidopa/Levodopa19suppressed
FiaspInsulin Aspart (Niacinamide)19suppressed
Pilocarpine HclPilocarpine Hcl19suppressed
Buspirone HclBuspirone Hcl18suppressed
Midodrine HclMidodrine Hcl18suppressed
GlimepirideGlimepiride17suppressed
LamotrigineLamotrigine17suppressed
Sodium Chloride0.9 % Sodium Chloride1712
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog17suppressed
Warfarin SodiumWarfarin Sodium17suppressed
Isosorbide MononitrateIsosorbide Mononitrate16suppressed
Nifedipine ErNifedipine16suppressed
AmantadineAmantadine Hcl15suppressed
AdmelogInsulin Lispro14suppressed
ArexvyRsvpref3 Antigen/As01e/Pf1414
Benztropine MesylateBenztropine Mesylate14suppressed
Brimonidine TartrateBrimonidine Tartrate14suppressed
ExemestaneExemestane14suppressed
Insulin LisproInsulin Lispro14suppressed
Meclizine HclMeclizine Hcl14suppressed
Morphine SulfateMorphine Sulfate1413
OlanzapineOlanzapine14suppressed
OmeprazoleOmeprazole14suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended14suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter14suppressed
Valproic AcidValproic Acid (As Sodium Salt)14suppressed
Breztri AerosphereBudesonide/Glycopyr/Formoterol13suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl13suppressed
Megestrol AcetateMegestrol Acetate13suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen13suppressed
Pioglitazone HclPioglitazone Hcl13suppressed
Ventolin HfaAlbuterol Sulfate13suppressed
Alphagan PBrimonidine Tartrate12suppressed
BaclofenBaclofen12suppressed
Breo ElliptaFluticasone/Vilanterol12suppressed
Brimonidine Tartrate-TimololBrimonidine Tartrate/Timolol12suppressed
BumetanideBumetanide12suppressed
Cevimeline HclCevimeline Hcl12suppressed
ClonidineClonidine12suppressed
DaptomycinDaptomycin12suppressed
Fluticasone PropionateFluticasone Propionate12suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate12suppressed
Nortriptyline HclNortriptyline Hcl12suppressed
Propafenone HclPropafenone Hcl12suppressed
Ranolazine ErRanolazine12suppressed
SotalolSotalol Hcl12suppressed
CephalexinCephalexin11suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl11suppressed
Fluoxetine HclFluoxetine Hcl11suppressed
Tamoxifen CitrateTamoxifen Citrate11suppressed
Unifine Safecontrol Pen NeedlePen Needle,dual Safety,diabetc11suppressed
Venlafaxine Hcl ErVenlafaxine Hcl11suppressed
Vilazodone HclVilazodone Hcl11suppressed

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