Healthcare provider profile · identity verified

Keith George Seifert, M.D.

Family Practice · KALAMAZOO, MI · NPI 1801835541

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 Calcium550145
Amlodipine BesylateAmlodipine Besylate37794
Levothyroxine SodiumLevothyroxine Sodium25667
LisinoprilLisinopril24870
Duloxetine HclDuloxetine Hcl17043
Tamsulosin HclTamsulosin Hcl16954
SimvastatinSimvastatin15652
OmeprazoleOmeprazole14947
Metformin HclMetformin Hcl13637
Escitalopram OxalateEscitalopram Oxalate13436
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide13445
Trazodone HclTrazodone Hcl13043
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12722
HydrochlorothiazideHydrochlorothiazide11935
Metoprolol SuccinateMetoprolol Succinate11937
GabapentinGabapentin11828
Losartan PotassiumLosartan Potassium11230
MeloxicamMeloxicam10346
Metformin Hcl ErMetformin Hcl10328
Rosuvastatin CalciumRosuvastatin Calcium9932
FamotidineFamotidine9635
Pravastatin SodiumPravastatin Sodium9020
Pantoprazole SodiumPantoprazole Sodium7423
Albuterol Sulfate HfaAlbuterol Sulfate7137
OzempicSemaglutide7111
EzetimibeEzetimibe7021
JardianceEmpagliflozin6814
AlprazolamAlprazolam6720
Bupropion XlBupropion Hcl6221
LorazepamLorazepam6119
EliquisApixaban6017
Metoprolol TartrateMetoprolol Tartrate6016
Fluticasone PropionateFluticasone Propionate5927
Tizanidine HclTizanidine Hcl5924
Alendronate SodiumAlendronate Sodium5818
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide5713
MounjaroTirzepatide5612
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen52suppressed
ClopidogrelClopidogrel Bisulfate4914
CarvedilolCarvedilol4516
Citalopram HbrCitalopram Hydrobromide44suppressed
Sertraline HclSertraline Hcl4415
Fluticasone-SalmeterolFluticasone Propion/Salmeterol42suppressed
Buspirone HclBuspirone Hcl40suppressed
Tramadol HclTramadol Hcl4016
Repatha SureclickEvolocumab39suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog3812
Venlafaxine Hcl ErVenlafaxine Hcl3818
Donepezil HclDonepezil Hcl3712
PregabalinPregabalin36suppressed
Quetiapine FumarateQuetiapine Fumarate3612
Fluoxetine HclFluoxetine Hcl35suppressed
FurosemideFurosemide3515
IrbesartanIrbesartan34suppressed
AllopurinolAllopurinol33suppressed
TrulicityDulaglutide33suppressed
FinasterideFinasteride3212
Montelukast SodiumMontelukast Sodium32suppressed
LansoprazoleLansoprazole31suppressed
PrednisonePrednisone3027
IbuprofenIbuprofen2813
Diclofenac SodiumDiclofenac Sodium2711
Hydroxyzine HclHydroxyzine Hcl26suppressed
Meclizine HclMeclizine Hcl2614
CelecoxibCelecoxib24suppressed
RamiprilRamipril24suppressed
TorsemideTorsemide24suppressed
Sildenafil CitrateSildenafil Citrate21suppressed
SynthroidLevothyroxine Sodium21suppressed
GlimepirideGlimepiride20suppressed
Hydralazine HclHydralazine Hcl20suppressed
LovastatinLovastatin20suppressed
Memantine HclMemantine Hcl20suppressed
SpironolactoneSpironolactone20suppressed
AripiprazoleAripiprazole19suppressed
BaclofenBaclofen19suppressed
Lidocaine-PrilocaineLidocaine/Prilocaine19suppressed
FarxigaDapagliflozin Propanediol18suppressed
Tresiba Flextouch U-200Insulin Degludec18suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1717
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid17suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic17suppressed
CephalexinCephalexin1615
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide16suppressed
Olmesartan MedoxomilOlmesartan Medoxomil16suppressed
RivastigmineRivastigmine16suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium15suppressed
NaproxenNaproxen15suppressed
TelmisartanTelmisartan15suppressed
Ventolin HfaAlbuterol Sulfate15suppressed
Glipizide ErGlipizide14suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
KetoconazoleKetoconazole14suppressed
Oxybutynin Chloride ErOxybutynin Chloride14suppressed
Ropinirole HclRopinirole Hcl14suppressed
Spiriva RespimatTiotropium Bromide14suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1412
Bupropion Hcl SrBupropion Hcl13suppressed
Enalapril MaleateEnalapril Maleate13suppressed
JanuviaSitagliptin Phosphate13suppressed
MyrbetriqMirabegron13suppressed
RexultiBrexpiprazole13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1212
NystatinNystatin12suppressed
Paroxetine HclParoxetine Hcl12suppressed
TrintellixVortioxetine Hydrobromide12suppressed
ValacyclovirValacyclovir Hcl12suppressed
ValiumDiazepam12suppressed
XareltoRivaroxaban12suppressed
AtenololAtenolol11suppressed
Breo ElliptaFluticasone/Vilanterol11suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl11suppressed
Doxycycline HyclateDoxycycline Hyclate11suppressed
Hydroxyzine PamoateHydroxyzine Pamoate11suppressed
InvokanaCanagliflozin11suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic11suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide11suppressed

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