Healthcare provider profile · identity verified

Mark Estes Haggerty, D.O.

Family Practice · VIRGINIA BEACH, VA · NPI 1821416496

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 Calcium25185
Amlodipine BesylateAmlodipine Besylate16759
LisinoprilLisinopril13342
OmeprazoleOmeprazole11636
SimvastatinSimvastatin11134
Tamsulosin HclTamsulosin Hcl10938
Rosuvastatin CalciumRosuvastatin Calcium9530
GabapentinGabapentin8331
Levothyroxine SodiumLevothyroxine Sodium7925
Losartan PotassiumLosartan Potassium7928
Trazodone HclTrazodone Hcl7920
Metformin HclMetformin Hcl7525
Albuterol Sulfate HfaAlbuterol Sulfate7125
HydrochlorothiazideHydrochlorothiazide6522
FurosemideFurosemide6023
BaclofenBaclofen5921
Metformin Hcl ErMetformin Hcl5215
Duloxetine HclDuloxetine Hcl4914
Pantoprazole SodiumPantoprazole Sodium4914
AtenololAtenolol4514
Metoprolol TartrateMetoprolol Tartrate4518
Oxybutynin Chloride ErOxybutynin Chloride43suppressed
Zolpidem TartrateZolpidem Tartrate43suppressed
Fluticasone PropionateFluticasone Propionate4020
OzempicSemaglutide40suppressed
ClopidogrelClopidogrel Bisulfate3812
Hydroxyzine PamoateHydroxyzine Pamoate38suppressed
IndapamideIndapamide38suppressed
CarvedilolCarvedilol3713
Escitalopram OxalateEscitalopram Oxalate3712
Diclofenac SodiumDiclofenac Sodium3512
Metoprolol SuccinateMetoprolol Succinate3515
EliquisApixaban33suppressed
AllopurinolAllopurinol3213
Acetaminophen-CodeineAcetaminophen With Codeine31suppressed
Pravastatin SodiumPravastatin Sodium2911
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide27suppressed
MethocarbamolMethocarbamol26suppressed
Montelukast SodiumMontelukast Sodium2612
Hydralazine HclHydralazine Hcl25suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide25suppressed
Sertraline HclSertraline Hcl25suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl24suppressed
Alendronate SodiumAlendronate Sodium2311
FinasterideFinasteride23suppressed
GlipizideGlipizide23suppressed
PregabalinPregabalin23suppressed
Dicyclomine HclDicyclomine Hcl22suppressed
IbuprofenIbuprofen22suppressed
Glipizide ErGlipizide21suppressed
Sumatriptan SuccinateSumatriptan Succinate21suppressed
Vitamin D2Ergocalciferol (Vitamin D2)20suppressed
Citalopram HbrCitalopram Hydrobromide19suppressed
EzetimibeEzetimibe19suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol18suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog18suppressed
Pioglitazone HclPioglitazone Hcl18suppressed
Potassium ChloridePotassium Chloride18suppressed
Ventolin HfaAlbuterol Sulfate18suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril17suppressed
CephalexinCephalexin17suppressed
JardianceEmpagliflozin17suppressed
MeloxicamMeloxicam17suppressed
PrednisonePrednisone1714
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide17suppressed
Amitriptyline HclAmitriptyline Hcl15suppressed
Bupropion XlBupropion Hcl15suppressed
LinzessLinaclotide15suppressed
Fluoxetine HclFluoxetine Hcl14suppressed
JanuviaSitagliptin Phosphate14suppressed
LevetiracetamLevetiracetam14suppressed
SynthroidLevothyroxine Sodium14suppressed
ValacyclovirValacyclovir Hcl14suppressed
LidocaineLidocaine13suppressed
Novolin 70-30 FlexpenInsulin Nph Hum/Reg Insulin Hm13suppressed
Azelastine HclAzelastine Hcl12suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog12suppressed
Clonidine HclClonidine Hcl12suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl12suppressed
FarxigaDapagliflozin Propanediol12suppressed
Hydroxyzine HclHydroxyzine Hcl12suppressed
JanumetSitagliptin Phos/Metformin Hcl12suppressed
SymbicortBudesonide/Formoterol Fumarate12suppressed
Tizanidine HclTizanidine Hcl12suppressed
Warfarin SodiumWarfarin Sodium12suppressed
ColchicineColchicine11suppressed
Folic AcidFolic Acid11suppressed
TopiramateTopiramate11suppressed
TrulicityDulaglutide11suppressed
ValsartanValsartan11suppressed

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