Healthcare provider profile · identity verified

John Dykstra, DO

Family Practice · HUDSONVILLE, MI · NPI 1730177379

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 Calcium343104
LisinoprilLisinopril23770
Levothyroxine SodiumLevothyroxine Sodium23565
Amlodipine BesylateAmlodipine Besylate22161
OmeprazoleOmeprazole19956
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen17326
HydrochlorothiazideHydrochlorothiazide12433
Metoprolol SuccinateMetoprolol Succinate11734
Losartan PotassiumLosartan Potassium10932
Metformin HclMetformin Hcl10429
EliquisApixaban10318
Tamsulosin HclTamsulosin Hcl10029
GabapentinGabapentin9628
SimvastatinSimvastatin9327
Tramadol HclTramadol Hcl9025
Trazodone HclTrazodone Hcl8126
Citalopram HbrCitalopram Hydrobromide7518
Pravastatin SodiumPravastatin Sodium7325
AllopurinolAllopurinol7018
AlprazolamAlprazolam7019
Rosuvastatin CalciumRosuvastatin Calcium6923
Pantoprazole SodiumPantoprazole Sodium6723
Cyclobenzaprine HclCyclobenzaprine Hcl6314
PrednisonePrednisone5332
Escitalopram OxalateEscitalopram Oxalate5015
ClopidogrelClopidogrel Bisulfate4211
FurosemideFurosemide4214
MeloxicamMeloxicam4222
Metoprolol TartrateMetoprolol Tartrate4212
Sertraline HclSertraline Hcl40suppressed
AtenololAtenolol3811
TrulicityDulaglutide38suppressed
CarvedilolCarvedilol3712
FarxigaDapagliflozin Propanediol37suppressed
PregabalinPregabalin3713
CelecoxibCelecoxib3614
FinasterideFinasteride36suppressed
Hydroxyzine HclHydroxyzine Hcl36suppressed
Warfarin SodiumWarfarin Sodium34suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3319
XareltoRivaroxaban33suppressed
Zolpidem TartrateZolpidem Tartrate33suppressed
Fluoxetine HclFluoxetine Hcl32suppressed
CephalexinCephalexin3117
Pioglitazone HclPioglitazone Hcl3111
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine3011
MethocarbamolMethocarbamol30suppressed
RisperidoneRisperidone30suppressed
AzithromycinAzithromycin2923
Buprenorphine-NaloxoneBuprenorphine Hcl/Naloxone Hcl29suppressed
EzetimibeEzetimibe27suppressed
Potassium ChloridePotassium Chloride27suppressed
Diclofenac SodiumDiclofenac Sodium26suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl26suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide25suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2521
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide24suppressed
NadololNadolol24suppressed
Ondansetron OdtOndansetron24suppressed
Diltiazem HclDiltiazem Hcl23suppressed
FenofibrateFenofibrate Nanocrystallized23suppressed
Montelukast SodiumMontelukast Sodium23suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic23suppressed
Methadone HclMethadone Hcl22suppressed
OlanzapineOlanzapine22suppressed
Duloxetine HclDuloxetine Hcl21suppressed
FenofibrateFenofibrate21suppressed
AmoxicillinAmoxicillin2013
GemfibrozilGemfibrozil20suppressed
MounjaroTirzepatide20suppressed
Sumatriptan SuccinateSumatriptan Succinate20suppressed
Alendronate SodiumAlendronate Sodium19suppressed
Amitriptyline HclAmitriptyline Hcl18suppressed
Propranolol HclPropranolol Hcl18suppressed
Testosterone CypionateTestosterone Cypionate18suppressed
Acetaminophen-CodeineAcetaminophen With Codeine17suppressed
MirtazapineMirtazapine17suppressed
Novolog FlexpenInsulin Aspart17suppressed
Oxycodone HclOxycodone Hcl17suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen17suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl16suppressed
Morphine Sulfate ErMorphine Sulfate16suppressed
NaproxenNaproxen16suppressed
TorsemideTorsemide16suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid16suppressed
FamotidineFamotidine15suppressed
FentanylFentanyl15suppressed
GlimepirideGlimepiride15suppressed
Metformin Hcl ErMetformin Hcl15suppressed
Terazosin HclTerazosin Hcl15suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate14suppressed
Dicyclomine HclDicyclomine Hcl14suppressed
Divalproex SodiumDivalproex Sodium14suppressed
Doxycycline HyclateDoxycycline Hyclate14suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog14suppressed
LorazepamLorazepam14suppressed
Paroxetine HclParoxetine Hcl14suppressed
Atenolol-ChlorthalidoneAtenolol/Chlorthalidone13suppressed
LovastatinLovastatin13suppressed
SpironolactoneSpironolactone13suppressed
Tizanidine HclTizanidine Hcl13suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog13suppressed
Bupropion Hcl SrBupropion Hcl12suppressed
DiazepamDiazepam12suppressed
Terbinafine HclTerbinafine Hcl12suppressed
Tresiba Flextouch U-100Insulin Degludec12suppressed
AcyclovirAcyclovir11suppressed
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide11suppressed
Fluticasone PropionateFluticasone Propionate11suppressed
ImiquimodImiquimod11suppressed
Ipratropium BromideIpratropium Bromide11suppressed
KetoconazoleKetoconazole11suppressed
Klor-Con M20Potassium Chloride11suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic11suppressed

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