Healthcare provider profile · identity verified

David R Sheff, MD, PHD

Family Practice · WEST LIBERTY, IA · NPI 1508111402

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 Calcium404142
Amlodipine BesylateAmlodipine Besylate29396
LisinoprilLisinopril25184
Levothyroxine SodiumLevothyroxine Sodium23178
OmeprazoleOmeprazole16751
FurosemideFurosemide16463
Tamsulosin HclTamsulosin Hcl14452
EliquisApixaban12832
Metoprolol SuccinateMetoprolol Succinate12543
HydrochlorothiazideHydrochlorothiazide12245
Losartan PotassiumLosartan Potassium11937
Metoprolol TartrateMetoprolol Tartrate10933
Metformin HclMetformin Hcl10239
NaproxenNaproxen9939
Metformin Hcl ErMetformin Hcl9839
Pantoprazole SodiumPantoprazole Sodium9831
Albuterol Sulfate HfaAlbuterol Sulfate9739
Rosuvastatin CalciumRosuvastatin Calcium9238
Fluticasone PropionateFluticasone Propionate8640
AllopurinolAllopurinol8423
Potassium ChloridePotassium Chloride7931
Sertraline HclSertraline Hcl7824
JardianceEmpagliflozin7419
SimvastatinSimvastatin6823
TorsemideTorsemide6423
Donepezil HclDonepezil Hcl6215
GabapentinGabapentin6223
Trazodone HclTrazodone Hcl5623
Bupropion XlBupropion Hcl5513
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5519
ChlorthalidoneChlorthalidone5415
Trelegy ElliptaFluticasone/Umeclidin/Vilanter53suppressed
FamotidineFamotidine5215
ClonazepamClonazepam51suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl4921
Pioglitazone HclPioglitazone Hcl4616
Alendronate SodiumAlendronate Sodium4316
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr43suppressed
FinasterideFinasteride4315
Montelukast SodiumMontelukast Sodium4018
ClopidogrelClopidogrel Bisulfate3915
GlimepirideGlimepiride3913
Venlafaxine Hcl ErVenlafaxine Hcl37suppressed
Duloxetine HclDuloxetine Hcl3612
Paroxetine HclParoxetine Hcl36suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav3523
JanuviaSitagliptin Phosphate3411
LevofloxacinLevofloxacin3428
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3411
Ropinirole HclRopinirole Hcl3011
Escitalopram OxalateEscitalopram Oxalate2912
Hydroxyzine HclHydroxyzine Hcl2911
Ventolin HfaAlbuterol Sulfate29suppressed
AzithromycinAzithromycin2827
Zolpidem TartrateZolpidem Tartrate28suppressed
Fluoxetine HclFluoxetine Hcl27suppressed
CarvedilolCarvedilol2615
LevetiracetamLevetiracetam26suppressed
MirtazapineMirtazapine2512
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2518
SpironolactoneSpironolactone25suppressed
MeloxicamMeloxicam24suppressed
Pravastatin SodiumPravastatin Sodium24suppressed
PrednisonePrednisone2413
Citalopram HbrCitalopram Hydrobromide22suppressed
LorazepamLorazepam22suppressed
Ondansetron OdtOndansetron22suppressed
ValsartanValsartan22suppressed
Propranolol HclPropranolol Hcl21suppressed
Tresiba Flextouch U-100Insulin Degludec21suppressed
XareltoRivaroxaban21suppressed
CelecoxibCelecoxib20suppressed
LatanoprostLatanoprost20suppressed
Benazepril HclBenazepril Hcl19suppressed
Breo ElliptaFluticasone/Vilanterol19suppressed
LinzessLinaclotide19suppressed
Oxybutynin ChlorideOxybutynin Chloride18suppressed
OzempicSemaglutide18suppressed
Oxycodone HclOxycodone Hcl17suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic17suppressed
AtenololAtenolol16suppressed
Buspirone HclBuspirone Hcl16suppressed
Diclofenac SodiumDiclofenac Sodium16suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol16suppressed
LovastatinLovastatin16suppressed
PregabalinPregabalin16suppressed
SynthroidLevothyroxine Sodium16suppressed
Tramadol HclTramadol Hcl16suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate15suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen1511
MyrbetriqMirabegron15suppressed
Tresiba Flextouch U-200Insulin Degludec15suppressed
AlprazolamAlprazolam14suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl14suppressed
EzetimibeEzetimibe14suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
Terbinafine HclTerbinafine Hcl14suppressed
Breztri AerosphereBudesonide/Glycopyr/Formoterol13suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium13suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide13suppressed
Memantine Hcl ErMemantine Hcl13suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic13suppressed
Quetiapine FumarateQuetiapine Fumarate13suppressed
Tizanidine HclTizanidine Hcl13suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog12suppressed
Carbidopa-LevodopaCarbidopa/Levodopa12suppressed
Glipizide ErGlipizide12suppressed
ProscarFinasteride12suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim12suppressed
Triamcinolone AcetonideTriamcinolone Acetonide12suppressed
AmoxicillinAmoxicillin11suppressed
CephalexinCephalexin11suppressed
EntrestoSacubitril/Valsartan11suppressed
Levemir FlexpenInsulin Detemir11suppressed
Memantine HclMemantine 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