Healthcare provider profile · identity verified

Christopher D. Koenig, M.D.

Rheumatology · OVERLAND PARK, KS · NPI 1750335196

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
PrednisonePrednisone698169
MethotrexateMethotrexate Sodium674183
Tramadol HclTramadol Hcl49496
Hydroxychloroquine SulfateHydroxychloroquine Sulfate492112
Duloxetine HclDuloxetine Hcl36389
CelecoxibCelecoxib33969
MeloxicamMeloxicam29483
GabapentinGabapentin24461
AllopurinolAllopurinol22256
Alendronate SodiumAlendronate Sodium18656
Folic AcidFolic Acid17550
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen16135
PregabalinPregabalin14537
NabumetoneNabumetone10527
LeflunomideLeflunomide8822
Humira(Cf) PenAdalimumab74suppressed
SulfasalazineSulfasalazine7217
Sulfasalazine DrSulfasalazine6817
Methotrexate SodiumMethotrexate Sodium/Pf6415
Amlodipine BesylateAmlodipine Besylate6215
ColchicineColchicine5317
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen49suppressed
Mycophenolate MofetilMycophenolate Mofetil4712
Zolpidem TartrateZolpidem Tartrate43suppressed
Doxepin HclDoxepin Hcl36suppressed
IbuprofenIbuprofen36suppressed
OmeprazoleOmeprazole3511
Pilocarpine HclPilocarpine Hcl3312
Amitriptyline HclAmitriptyline Hcl32suppressed
Enbrel SureclickEtanercept32suppressed
AzathioprineAzathioprine28suppressed
Oxycodone HclOxycodone Hcl26suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl23suppressed
LisinoprilLisinopril23suppressed
MethylprednisoloneMethylprednisolone2315
Diclofenac SodiumDiclofenac Sodium21suppressed
Losartan PotassiumLosartan Potassium20suppressed
HydrochlorothiazideHydrochlorothiazide19suppressed
DapsoneDapsone18suppressed
EnbrelEtanercept16suppressed
NaproxenNaproxen16suppressed
Venlafaxine Hcl ErVenlafaxine Hcl16suppressed
Atorvastatin CalciumAtorvastatin Calcium15suppressed
EtodolacEtodolac15suppressed
Trazodone HclTrazodone Hcl15suppressed
Cosentyx Sensoready PenSecukinumab14suppressed
LorazepamLorazepam14suppressed
OtezlaApremilast14suppressed
RinvoqUpadacitinib14suppressed
SulindacSulindac14suppressed
Actemra ActpenTocilizumab13suppressed
FamotidineFamotidine13suppressed
Tizanidine HclTizanidine Hcl13suppressed
Bethanechol ChlorideBethanechol Chloride12suppressed
ClonazepamClonazepam12suppressed
Humira(Cf)Adalimumab12suppressed
Nifedipine ErNifedipine12suppressed
Cosentyx Sensoready (2 Pens)Secukinumab11suppressed
Triamcinolone AcetonideTriamcinolone Acetonide11suppressed

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