Healthcare provider profile · identity verified

Christopher Michael Louck, M.D.

Family Practice · RENSSELAER, IN · NPI 1134266190

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

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	928	223
Levothyroxine Sodium	Levothyroxine Sodium	554	121
Lisinopril	Lisinopril	512	109
Amlodipine Besylate	Amlodipine Besylate	392	108
Pantoprazole Sodium	Pantoprazole Sodium	348	84
Albuterol Sulfate Hfa	Albuterol Sulfate	314	83
Hydrochlorothiazide	Hydrochlorothiazide	313	88
Metoprolol Tartrate	Metoprolol Tartrate	281	69
Omeprazole	Omeprazole	270	77
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	265	47
Alprazolam	Alprazolam	258	53
Losartan Potassium	Losartan Potassium	237	62
Escitalopram Oxalate	Escitalopram Oxalate	236	64
Allopurinol	Allopurinol	226	62
Metformin Hcl	Metformin Hcl	210	51
Rosuvastatin Calcium	Rosuvastatin Calcium	208	57
Metoprolol Succinate	Metoprolol Succinate	207	60
Clopidogrel	Clopidogrel Bisulfate	202	26
Furosemide	Furosemide	195	67
Metformin Hcl Er	Metformin Hcl	171	52
Tamsulosin Hcl	Tamsulosin Hcl	170	55
Pravastatin Sodium	Pravastatin Sodium	154	47
Spironolactone	Spironolactone	147	33
Simvastatin	Simvastatin	138	37
Eliquis	Apixaban	128	33
Potassium Chloride	Potassium Chloride	125	34
Alendronate Sodium	Alendronate Sodium	118	27
Gabapentin	Gabapentin	115	40
Trazodone Hcl	Trazodone Hcl	111	37
Glimepiride	Glimepiride	106	28
Meclizine Hcl	Meclizine Hcl	106	24
Meloxicam	Meloxicam	103	36
Sertraline Hcl	Sertraline Hcl	95	26
Memantine Hcl	Memantine Hcl	91	18
Prednisone	Prednisone	89	60
Carvedilol	Carvedilol	80	27
Montelukast Sodium	Montelukast Sodium	80	23
Methylprednisolone	Methylprednisolone	79	67
Ozempic	Semaglutide	74	20
Tramadol Hcl	Tramadol Hcl	74	19
Duloxetine Hcl	Duloxetine Hcl	73	23
Citalopram Hbr	Citalopram Hydrobromide	72	16
Donepezil Hcl	Donepezil Hcl	70	17
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	67	14
Klor-Con M20	Potassium Chloride	64	23
Warfarin Sodium	Warfarin Sodium	64	11
Famotidine	Famotidine	63	18
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	58	18
Mirtazapine	Mirtazapine	57	14
Xarelto	Rivaroxaban	57	17
Bupropion Xl	Bupropion Hcl	55	17
Tizanidine Hcl	Tizanidine Hcl	54	24
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	53	14
Tolterodine Tartrate	Tolterodine Tartrate	53	suppressed
Trulicity	Dulaglutide	53	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	52	13
Propranolol Hcl	Propranolol Hcl	51	13
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	47	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	44	14
Synthroid	Levothyroxine Sodium	44	12
Atenolol	Atenolol	43	11
Lovastatin	Lovastatin	43	14
Ropinirole Hcl	Ropinirole Hcl	42	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	42	13
Triamcinolone Acetonide	Triamcinolone Acetonide	41	22
Doxycycline Monohydrate	Doxycycline Monohydrate	39	31
Fluoxetine Hcl	Fluoxetine Hcl	39	13
Ezetimibe	Ezetimibe	38	11
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	38	suppressed
Fluticasone Propionate	Fluticasone Propionate	37	16
Primidone	Primidone	37	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	36	suppressed
Jardiance	Empagliflozin	36	11
Fenofibrate	Fenofibrate Nanocrystallized	35	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	35	suppressed
Torsemide	Torsemide	35	suppressed
Morphine Sulfate Er	Morphine Sulfate	34	suppressed
Paroxetine Hcl	Paroxetine Hcl	34	suppressed
Enalapril Maleate	Enalapril Maleate	33	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	33	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	32	14
Isosorbide Mononitrate Er	Isosorbide Mononitrate	32	suppressed
Glipizide Er	Glipizide	29	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	28	suppressed
Nystatin	Nystatin	28	14
Ondansetron Odt	Ondansetron	28	15
Buspirone Hcl	Buspirone Hcl	27	suppressed
Amiodarone Hcl	Amiodarone Hcl	26	suppressed
Diclofenac Sodium	Diclofenac Sodium	26	suppressed
Ibandronate Sodium	Ibandronate Sodium	26	suppressed
Terazosin Hcl	Terazosin Hcl	26	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	25	23
Cephalexin	Cephalexin	25	23
Lorazepam	Lorazepam	25	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	25	suppressed
Azithromycin	Azithromycin	24	22
Pioglitazone Hcl	Pioglitazone Hcl	24	suppressed
Farxiga	Dapagliflozin Propanediol	23	suppressed
Hydralazine Hcl	Hydralazine Hcl	23	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	22	13
Digoxin	Digoxin	22	suppressed
Spiriva Respimat	Tiotropium Bromide	22	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	22	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	21	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	21	suppressed
Diazepam	Diazepam	21	suppressed
Entresto	Sacubitril/Valsartan	21	suppressed
Klor-Con M10	Potassium Chloride	21	suppressed
Ramipril	Ramipril	21	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	20	suppressed
Gemfibrozil	Gemfibrozil	20	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	20	suppressed
Pregabalin	Pregabalin	20	suppressed
Baclofen	Baclofen	19	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	19	suppressed
Fenofibrate	Fenofibrate	19	suppressed
Raloxifene Hcl	Raloxifene Hcl	19	suppressed
Benazepril Hcl	Benazepril Hcl	18	suppressed
Calcitriol	Calcitriol	18	suppressed
Dexlansoprazole Dr	Dexlansoprazole	18	suppressed
Fluconazole	Fluconazole	18	14
Glipizide	Glipizide	18	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	18	suppressed
Ibuprofen	Ibuprofen	18	suppressed
Premarin	Estrogens, Conjugated	18	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	18	13
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	17	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	17	suppressed
Midodrine Hcl	Midodrine Hcl	17	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	17	suppressed
Symbicort	Budesonide/Formoterol Fumarate	17	suppressed
Tradjenta	Linagliptin	17	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	17	suppressed
Breo Ellipta	Fluticasone/Vilanterol	16	suppressed
Bupropion Hcl Sr	Bupropion Hcl	16	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	16	14
Quetiapine Fumarate	Quetiapine Fumarate	16	suppressed
Clonazepam	Clonazepam	15	suppressed
Dutasteride	Dutasteride	15	suppressed
Janumet Xr	Sitagliptin Phos/Metformin Hcl	15	suppressed
Januvia	Sitagliptin Phosphate	15	suppressed
Nitroglycerin	Nitroglycerin	15	11
Phenytoin	Phenytoin	15	suppressed
Clindamycin Hcl	Clindamycin Hcl	14	11
Clobetasol Propionate	Clobetasol Propionate	14	suppressed
Valsartan	Valsartan	14	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	14	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	14	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	13	suppressed
Clonidine Hcl	Clonidine Hcl	13	suppressed
Febuxostat	Febuxostat	13	suppressed
Fondaparinux Sodium	Fondaparinux Sodium	13	suppressed
Irbesartan	Irbesartan	13	suppressed
Novolin 70-30	Insulin Nph Hum/Reg Insulin Hm	13	suppressed
Ventolin Hfa	Albuterol Sulfate	13	suppressed
Aripiprazole	Aripiprazole	12	suppressed
Aripiprazole Odt	Aripiprazole	12	suppressed
Arnuity Ellipta	Fluticasone Furoate	12	suppressed
Celecoxib	Celecoxib	12	suppressed
Fenofibric Acid	Fenofibric Acid (Choline)	12	suppressed
Levetiracetam	Levetiracetam	12	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	12	suppressed
Naproxen	Naproxen	12	suppressed
Neomycin-Polymyxin-Hc	Neomycin/Polymyxin B/Hydrocort	12	11
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	12	suppressed
Temazepam	Temazepam	12	suppressed
Azelastine Hcl	Azelastine Hcl	11	suppressed
Estradiol	Estradiol	11	suppressed
Labetalol Hcl	Labetalol Hcl	11	suppressed
Nifedipine Er	Nifedipine	11	suppressed

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.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
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