Healthcare provider profile · identity verified

Joseph John Snyder, D.O.

Family Practice · DYERSVILLE, IA · NPI 1982658878

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 Calcium450108
LisinoprilLisinopril410102
OmeprazoleOmeprazole33188
Amlodipine BesylateAmlodipine Besylate25259
FurosemideFurosemide21543
SimvastatinSimvastatin19953
Metoprolol SuccinateMetoprolol Succinate17344
Rosuvastatin CalciumRosuvastatin Calcium16947
Warfarin SodiumWarfarin Sodium16726
Levothyroxine SodiumLevothyroxine Sodium15937
Tamsulosin HclTamsulosin Hcl14642
GlimepirideGlimepiride14532
Losartan PotassiumLosartan Potassium13938
HydrochlorothiazideHydrochlorothiazide13636
GabapentinGabapentin12224
Metoprolol TartrateMetoprolol Tartrate11531
AllopurinolAllopurinol11422
Potassium ChloridePotassium Chloride11428
Metformin Hcl ErMetformin Hcl11330
Pantoprazole SodiumPantoprazole Sodium11319
AtenololAtenolol10426
EliquisApixaban10015
Metformin HclMetformin Hcl9420
PrednisonePrednisone7547
Tramadol HclTramadol Hcl7119
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid7120
Fluticasone PropionateFluticasone Propionate6924
ClopidogrelClopidogrel Bisulfate6618
FinasterideFinasteride6617
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide6315
MirtazapineMirtazapine6117
Donepezil HclDonepezil Hcl6011
FamotidineFamotidine60suppressed
Trazodone HclTrazodone Hcl5915
Zolpidem TartrateZolpidem Tartrate5819
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5615
CephalexinCephalexin5424
SpironolactoneSpironolactone5211
XareltoRivaroxaban49suppressed
AlprazolamAlprazolam4712
LorazepamLorazepam4718
Duloxetine HclDuloxetine Hcl46suppressed
AzithromycinAzithromycin4441
Triamcinolone AcetonideTriamcinolone Acetonide4321
EzetimibeEzetimibe4212
Paroxetine HclParoxetine Hcl4212
Venlafaxine Hcl ErVenlafaxine Hcl41suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol4013
MeloxicamMeloxicam3915
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst3830
Alendronate SodiumAlendronate Sodium34suppressed
Escitalopram OxalateEscitalopram Oxalate34suppressed
MyrbetriqMirabegron33suppressed
ArexvyRsvpref3 Antigen/As01e/Pf3030
CarvedilolCarvedilol30suppressed
Memantine HclMemantine Hcl30suppressed
Sertraline HclSertraline Hcl30suppressed
Diltiazem 24hr ErDiltiazem Hcl29suppressed
Fluoxetine HclFluoxetine Hcl28suppressed
Enalapril MaleateEnalapril Maleate27suppressed
Oxybutynin ChlorideOxybutynin Chloride27suppressed
Ropinirole HclRopinirole Hcl27suppressed
Pioglitazone HclPioglitazone Hcl26suppressed
AmoxicillinAmoxicillin2516
Diltiazem 24hr Er (Cd)Diltiazem Hcl25suppressed
Doxazosin MesylateDoxazosin Mesylate25suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen24suppressed
Montelukast SodiumMontelukast Sodium22suppressed
Amitriptyline HclAmitriptyline Hcl21suppressed
Buspirone HclBuspirone Hcl21suppressed
Ciprofloxacin HclCiprofloxacin Hcl2113
LatanoprostLatanoprost21suppressed
Albuterol Sulfate HfaAlbuterol Sulfate20suppressed
Carbidopa-LevodopaCarbidopa/Levodopa20suppressed
Nifedipine ErNifedipine20suppressed
Benazepril HclBenazepril Hcl18suppressed
Doxycycline HyclateDoxycycline Hyclate18suppressed
Verapamil ErVerapamil Hcl18suppressed
Amiodarone HclAmiodarone Hcl17suppressed
Citalopram HbrCitalopram Hydrobromide17suppressed
Ventolin HfaAlbuterol Sulfate17suppressed
IbuprofenIbuprofen16suppressed
Propranolol Hcl ErPropranolol Hcl16suppressed
CelecoxibCelecoxib15suppressed
Pravastatin SodiumPravastatin Sodium15suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1412
CefdinirCefdinir1312
Cyclobenzaprine HclCyclobenzaprine Hcl13suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate13suppressed
LovastatinLovastatin13suppressed
Niacin ErNiacin13suppressed
PregabalinPregabalin13suppressed
AcyclovirAcyclovir12suppressed
Boostrix TdapDiphth,pertuss(Acell),tet Vac1212
FarxigaDapagliflozin Propanediol12suppressed
FluconazoleFluconazole12suppressed
Glipizide ErGlipizide12suppressed
Isosorbide DinitrateIsosorbide Dinitrate12suppressed
Testosterone CypionateTestosterone Cypionate12suppressed
Tramadol Hcl-AcetaminophenTramadol Hcl/Acetaminophen12suppressed
Advair HfaFluticasone Propion/Salmeterol11suppressed
Breo ElliptaFluticasone/Vilanterol11suppressed
CholestyramineCholestyramine (With Sugar)11suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1111
Novolog Mix 70-30 FlexpenInsulin Aspart Prot/Insuln Asp11suppressed

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