Healthcare provider profile · identity verified

David T Superdock, M.D.

Family Practice · LITITZ, PA · NPI 1326023045

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 Calcium798251
Rosuvastatin CalciumRosuvastatin Calcium409133
Amlodipine BesylateAmlodipine Besylate320106
Losartan PotassiumLosartan Potassium28189
OmeprazoleOmeprazole27490
Levothyroxine SodiumLevothyroxine Sodium21568
LisinoprilLisinopril21067
Metoprolol SuccinateMetoprolol Succinate18160
Metformin Hcl ErMetformin Hcl14450
Metformin HclMetformin Hcl14251
EliquisApixaban12226
Escitalopram OxalateEscitalopram Oxalate11835
JardianceEmpagliflozin11126
HydrochlorothiazideHydrochlorothiazide10634
SimvastatinSimvastatin10134
AllopurinolAllopurinol9134
OzempicSemaglutide9013
FamotidineFamotidine8832
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide8827
Tamsulosin HclTamsulosin Hcl8524
ChlorthalidoneChlorthalidone8029
CarvedilolCarvedilol7227
Sertraline HclSertraline Hcl6624
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide6519
TelmisartanTelmisartan6316
Duloxetine HclDuloxetine Hcl5919
FurosemideFurosemide5918
Benazepril HclBenazepril Hcl5616
FinasterideFinasteride5615
Pantoprazole SodiumPantoprazole Sodium5622
Trazodone HclTrazodone Hcl5315
GabapentinGabapentin5121
Metoprolol TartrateMetoprolol Tartrate5116
Alendronate SodiumAlendronate Sodium4617
Fluticasone PropionateFluticasone Propionate4523
SpironolactoneSpironolactone4413
ValsartanValsartan4315
Pravastatin SodiumPravastatin Sodium4015
Benazepril-HydrochlorothiazideBenazepril/Hydrochlorothiazide39suppressed
TrulicityDulaglutide3911
SynthroidLevothyroxine Sodium3813
ClopidogrelClopidogrel Bisulfate32suppressed
EzetimibeEzetimibe3212
Bupropion XlBupropion Hcl31suppressed
Warfarin SodiumWarfarin Sodium31suppressed
Doxycycline HyclateDoxycycline Hyclate3026
Fluticasone-SalmeterolFluticasone Propion/Salmeterol29suppressed
AlprazolamAlprazolam27suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter27suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2416
CelecoxibCelecoxib23suppressed
Donepezil HclDonepezil Hcl23suppressed
Fluoxetine HclFluoxetine Hcl23suppressed
LorazepamLorazepam2212
Telmisartan-HydrochlorothiazidTelmisartan/Hydrochlorothiazid21suppressed
Venlafaxine Hcl ErVenlafaxine Hcl21suppressed
XareltoRivaroxaban21suppressed
MirtazapineMirtazapine20suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril19suppressed
CephalexinCephalexin1912
Paroxetine HclParoxetine Hcl19suppressed
Tramadol HclTramadol Hcl19suppressed
GlimepirideGlimepiride18suppressed
MounjaroTirzepatide18suppressed
Breo ElliptaFluticasone/Vilanterol17suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen17suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1615
BumetanideBumetanide16suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium16suppressed
JanuviaSitagliptin Phosphate16suppressed
Triamcinolone AcetonideTriamcinolone Acetonide16suppressed
ValacyclovirValacyclovir Hcl16suppressed
AtenololAtenolol15suppressed
Glipizide ErGlipizide15suppressed
Montelukast SodiumMontelukast Sodium15suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters15suppressed
Potassium ChloridePotassium Chloride15suppressed
Alfuzosin Hcl ErAlfuzosin Hcl14suppressed
IrbesartanIrbesartan14suppressed
PrednisonePrednisone14suppressed
Pyridostigmine BromidePyridostigmine Bromide14suppressed
Quetiapine FumarateQuetiapine Fumarate14suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide14suppressed
Amlodipine-AtorvastatinAmlodipine/Atorvastatin13suppressed
BaclofenBaclofen1311
Citalopram HbrCitalopram Hydrobromide13suppressed
MeloxicamMeloxicam13suppressed
Memantine HclMemantine Hcl13suppressed
Bisoprolol FumarateBisoprolol Fumarate12suppressed
IndapamideIndapamide12suppressed
Propranolol Hcl ErPropranolol Hcl12suppressed
Zolpidem TartrateZolpidem Tartrate12suppressed
FenofibrateFenofibrate11suppressed
KetoconazoleKetoconazole11suppressed
Klor-Con M20Potassium Chloride11suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic11suppressed
Spironolactone-HctzSpironolact/Hydrochlorothiazid11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed
TradjentaLinagliptin11suppressed
Vitamin D2Ergocalciferol (Vitamin D2)11suppressed

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