Healthcare provider profile · identity verified

Christopher John Snyder, M.D.

Family Practice · ZEELAND, MI · NPI 1104228360

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 Calcium26176
Levothyroxine SodiumLevothyroxine Sodium15953
LisinoprilLisinopril14248
GabapentinGabapentin11740
Metoprolol SuccinateMetoprolol Succinate11338
HydrochlorothiazideHydrochlorothiazide10632
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen10642
Losartan PotassiumLosartan Potassium10629
Rosuvastatin CalciumRosuvastatin Calcium10434
Tamsulosin HclTamsulosin Hcl9932
Amlodipine BesylateAmlodipine Besylate9233
Metformin HclMetformin Hcl8828
EliquisApixaban8520
Sertraline HclSertraline Hcl8019
Trazodone HclTrazodone Hcl8022
OmeprazoleOmeprazole7929
Escitalopram OxalateEscitalopram Oxalate7711
AlprazolamAlprazolam7620
JardianceEmpagliflozin7622
Pantoprazole SodiumPantoprazole Sodium7017
FurosemideFurosemide6325
Olmesartan MedoxomilOlmesartan Medoxomil6318
MounjaroTirzepatide59suppressed
Metformin Hcl ErMetformin Hcl5517
TrulicityDulaglutide5411
Albuterol Sulfate HfaAlbuterol Sulfate5122
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine5114
Fluticasone PropionateFluticasone Propionate5021
AllopurinolAllopurinol4612
MeloxicamMeloxicam4612
Duloxetine HclDuloxetine Hcl4515
PrednisonePrednisone4524
Cyclobenzaprine HclCyclobenzaprine Hcl4216
Pravastatin SodiumPravastatin Sodium4212
Pioglitazone HclPioglitazone Hcl3913
MirtazapineMirtazapine3813
LorazepamLorazepam3717
Ondansetron OdtOndansetron37suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen35suppressed
Amlodipine-OlmesartanAmlodipine Bes/Olmesartan Med34suppressed
Tramadol HclTramadol Hcl34suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide33suppressed
MyrbetriqMirabegron33suppressed
Buspirone HclBuspirone Hcl3213
FinasterideFinasteride31suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3113
Montelukast SodiumMontelukast Sodium3111
Donepezil HclDonepezil Hcl30suppressed
ValacyclovirValacyclovir Hcl30suppressed
PregabalinPregabalin2912
Amitriptyline HclAmitriptyline Hcl2812
CarvedilolCarvedilol2813
ClonazepamClonazepam28suppressed
Metoprolol TartrateMetoprolol Tartrate28suppressed
OzempicSemaglutide28suppressed
ChlorthalidoneChlorthalidone26suppressed
FamotidineFamotidine26suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid26suppressed
Fluoxetine HclFluoxetine Hcl25suppressed
Oxycodone HclOxycodone Hcl25suppressed
SimvastatinSimvastatin2512
Alendronate SodiumAlendronate Sodium24suppressed
Bupropion XlBupropion Hcl24suppressed
Tizanidine HclTizanidine Hcl2311
Morphine Sulfate ErMorphine Sulfate21suppressed
Quetiapine FumarateQuetiapine Fumarate21suppressed
Citalopram HbrCitalopram Hydrobromide19suppressed
Diclofenac SodiumDiclofenac Sodium19suppressed
AtenololAtenolol18suppressed
Doxycycline HyclateDoxycycline Hyclate1815
Hydroxyzine PamoateHydroxyzine Pamoate18suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl18suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl17suppressed
EntrestoSacubitril/Valsartan17suppressed
MethocarbamolMethocarbamol17suppressed
Potassium ChloridePotassium Chloride16suppressed
Testosterone CypionateTestosterone Cypionate16suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog16suppressed
ClopidogrelClopidogrel Bisulfate15suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine15suppressed
FluconazoleFluconazole1511
GlipizideGlipizide15suppressed
IbuprofenIbuprofen15suppressed
TopiramateTopiramate15suppressed
Zolpidem TartrateZolpidem Tartrate15suppressed
EzetimibeEzetimibe14suppressed
Oxybutynin Chloride ErOxybutynin Chloride14suppressed
RizatriptanRizatriptan Benzoate14suppressed
Terbinafine HclTerbinafine Hcl14suppressed
Diltiazem HclDiltiazem Hcl13suppressed
Doxazosin MesylateDoxazosin Mesylate13suppressed
LansoprazoleLansoprazole13suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1313
Triamcinolone AcetonideTriamcinolone Acetonide13suppressed
NaproxenNaproxen12suppressed
OlanzapineOlanzapine12suppressed
Ropinirole HclRopinirole Hcl12suppressed
Venlafaxine Hcl ErVenlafaxine Hcl12suppressed
VyvanseLisdexamfetamine Dimesylate12suppressed
BumetanideBumetanide11suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium11suppressed
Sildenafil CitrateSildenafil Citrate11suppressed
SpironolactoneSpironolactone11suppressed

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