Healthcare provider profile · identity verified

Mark A Evans, PA-C

Physician Assistant · GRAINTE, OK · NPI 1205928983

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
GabapentinGabapentin24949
Tramadol HclTramadol Hcl19728
Acetaminophen-CodeineAcetaminophen With Codeine19528
Levothyroxine SodiumLevothyroxine Sodium16539
Atorvastatin CalciumAtorvastatin Calcium11427
AlprazolamAlprazolam11313
Metformin HclMetformin Hcl9626
Zolpidem TartrateZolpidem Tartrate9611
Tamsulosin HclTamsulosin Hcl9219
Pantoprazole SodiumPantoprazole Sodium8524
LisinoprilLisinopril8122
SimvastatinSimvastatin8121
Albuterol Sulfate HfaAlbuterol Sulfate7922
Tizanidine HclTizanidine Hcl7818
FurosemideFurosemide7724
MeloxicamMeloxicam7220
OmeprazoleOmeprazole7224
FamotidineFamotidine6514
PrednisonePrednisone6442
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine58suppressed
PregabalinPregabalin58suppressed
Rosuvastatin CalciumRosuvastatin Calcium5717
Amitriptyline HclAmitriptyline Hcl54suppressed
Losartan PotassiumLosartan Potassium5315
AzithromycinAzithromycin5142
Quetiapine FumarateQuetiapine Fumarate50suppressed
Ropinirole HclRopinirole Hcl49suppressed
Sertraline HclSertraline Hcl4811
GlipizideGlipizide4612
Cyclobenzaprine HclCyclobenzaprine Hcl44suppressed
DiazepamDiazepam44suppressed
Potassium ChloridePotassium Chloride4416
IbuprofenIbuprofen4212
Metoprolol TartrateMetoprolol Tartrate4213
Lantus SolostarInsulin Glargine,hum.Rec.Anlog41suppressed
Amlodipine BesylateAmlodipine Besylate3814
AllopurinolAllopurinol37suppressed
Citalopram HbrCitalopram Hydrobromide37suppressed
ClonazepamClonazepam37suppressed
TemazepamTemazepam37suppressed
Promethazine HclPromethazine Hcl3611
Duloxetine HclDuloxetine Hcl35suppressed
Escitalopram OxalateEscitalopram Oxalate35suppressed
Montelukast SodiumMontelukast Sodium35suppressed
Buspirone HclBuspirone Hcl34suppressed
HydrochlorothiazideHydrochlorothiazide33suppressed
CarvedilolCarvedilol32suppressed
CelecoxibCelecoxib32suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3213
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide32suppressed
SucralfateSucralfate32suppressed
Metoprolol SuccinateMetoprolol Succinate31suppressed
Ventolin HfaAlbuterol Sulfate31suppressed
EstradiolEstradiol29suppressed
Fluticasone PropionateFluticasone Propionate28suppressed
ClopidogrelClopidogrel Bisulfate27suppressed
Pioglitazone HclPioglitazone Hcl27suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl27suppressed
AtenololAtenolol26suppressed
Humalog Kwikpen U-100Insulin Lispro25suppressed
TopiramateTopiramate25suppressed
JardianceEmpagliflozin24suppressed
NaproxenNaproxen24suppressed
OlanzapineOlanzapine24suppressed
Penicillin V PotassiumPenicillin V Potassium2413
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog24suppressed
LorazepamLorazepam23suppressed
Ondansetron OdtOndansetron22suppressed
Pravastatin SodiumPravastatin Sodium22suppressed
Triamcinolone AcetonideTriamcinolone Acetonide22suppressed
Hydroxyzine HclHydroxyzine Hcl21suppressed
Metformin Hcl ErMetformin Hcl21suppressed
OzempicSemaglutide21suppressed
CephalexinCephalexin2016
Doxycycline HyclateDoxycycline Hyclate20suppressed
FluconazoleFluconazole20suppressed
Donepezil HclDonepezil Hcl19suppressed
FenofibrateFenofibrate18suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter18suppressed
Divalproex SodiumDivalproex Sodium16suppressed
Doxepin HclDoxepin Hcl16suppressed
Meclizine HclMeclizine Hcl16suppressed
MethocarbamolMethocarbamol16suppressed
AcyclovirAcyclovir14suppressed
Ciprofloxacin HclCiprofloxacin Hcl1411
Diphenoxylate-AtropineDiphenoxylate Hcl/Atropine14suppressed
LevofloxacinLevofloxacin14suppressed
CarbamazepineCarbamazepine13suppressed
CefdinirCefdinir1312
Esomeprazole MagnesiumEsomeprazole Magnesium13suppressed
CaplytaLumateperone Tosylate12suppressed
Emgality PenGalcanezumab-Gnlm12suppressed
Hydralazine HclHydralazine Hcl12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate12suppressed
MupirocinMupirocin1211
CarisoprodolCarisoprodol11suppressed
MounjaroTirzepatide11suppressed
Spiriva HandihalerTiotropium Bromide11suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim11suppressed
Tolterodine Tartrate ErTolterodine Tartrate11suppressed
Venlafaxine Hcl ErVenlafaxine 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