Healthcare provider profile · identity verified

Aaron G. Coates, MD

Internal Medicine · ROCKFORD, IL · NPI 1871603050

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	1047	262
Levothyroxine Sodium	Levothyroxine Sodium	667	158
Losartan Potassium	Losartan Potassium	624	169
Amlodipine Besylate	Amlodipine Besylate	612	171
Hydrochlorothiazide	Hydrochlorothiazide	461	120
Omeprazole	Omeprazole	444	117
Lisinopril	Lisinopril	432	118
Metoprolol Succinate	Metoprolol Succinate	372	113
Tamsulosin Hcl	Tamsulosin Hcl	368	87
Metformin Hcl	Metformin Hcl	355	93
Pantoprazole Sodium	Pantoprazole Sodium	308	90
Simvastatin	Simvastatin	304	83
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	286	47
Alprazolam	Alprazolam	285	69
Glipizide Er	Glipizide	218	53
Gabapentin	Gabapentin	216	52
Eliquis	Apixaban	213	35
Rosuvastatin Calcium	Rosuvastatin Calcium	199	58
Atenolol	Atenolol	198	44
Metformin Hcl Er	Metformin Hcl	192	56
Meloxicam	Meloxicam	176	45
Metoprolol Tartrate	Metoprolol Tartrate	171	50
Jardiance	Empagliflozin	169	31
Tramadol Hcl	Tramadol Hcl	161	40
Furosemide	Furosemide	154	48
Zolpidem Tartrate	Zolpidem Tartrate	140	23
Albuterol Sulfate Hfa	Albuterol Sulfate	138	45
Hydralazine Hcl	Hydralazine Hcl	138	32
Allopurinol	Allopurinol	134	35
Enalapril Maleate	Enalapril Maleate	127	21
Trazodone Hcl	Trazodone Hcl	125	29
Clonidine Hcl	Clonidine Hcl	117	17
Glipizide	Glipizide	111	30
Pioglitazone Hcl	Pioglitazone Hcl	110	28
Pravastatin Sodium	Pravastatin Sodium	110	30
Escitalopram Oxalate	Escitalopram Oxalate	106	30
Sertraline Hcl	Sertraline Hcl	106	26
Tizanidine Hcl	Tizanidine Hcl	104	38
Clopidogrel	Clopidogrel Bisulfate	99	28
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	97	21
Potassium Chloride	Potassium Chloride	96	31
Clonazepam	Clonazepam	93	19
Xarelto	Rivaroxaban	93	17
Januvia	Sitagliptin Phosphate	89	12
Irbesartan	Irbesartan	85	22
Ezetimibe	Ezetimibe	84	16
Citalopram Hbr	Citalopram Hydrobromide	83	28
Duloxetine Hcl	Duloxetine Hcl	82	18
Carvedilol	Carvedilol	74	23
Fluticasone Propionate	Fluticasone Propionate	68	30
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	65	19
Prednisone	Prednisone	65	59
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	64	19
Warfarin Sodium	Warfarin Sodium	64	15
Donepezil Hcl	Donepezil Hcl	63	11
Montelukast Sodium	Montelukast Sodium	63	21
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	61	22
Celecoxib	Celecoxib	60	18
Lovastatin	Lovastatin	59	15
Finasteride	Finasteride	56	16
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	54	16
Synthroid	Levothyroxine Sodium	54	11
Pregabalin	Pregabalin	53	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	52	13
Fenofibrate	Fenofibrate	51	14
Famotidine	Famotidine	50	16
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	49	15
Cephalexin	Cephalexin	48	38
Lorazepam	Lorazepam	46	14
Paroxetine Hcl	Paroxetine Hcl	46	14
Esomeprazole Magnesium	Esomeprazole Magnesium	43	12
Fentanyl	Fentanyl	43	suppressed
Breo Ellipta	Fluticasone/Vilanterol	40	suppressed
Temazepam	Temazepam	40	suppressed
Alendronate Sodium	Alendronate Sodium	39	11
Spironolactone	Spironolactone	38	12
Tradjenta	Linagliptin	38	suppressed
Trulicity	Dulaglutide	38	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	37	suppressed
Farxiga	Dapagliflozin Propanediol	34	suppressed
Gemfibrozil	Gemfibrozil	34	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	33	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	32	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	32	suppressed
Entresto	Sacubitril/Valsartan	31	suppressed
Propranolol Hcl Er	Propranolol Hcl	30	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	29	28
Verapamil Sr	Verapamil Hcl	29	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	28	suppressed
Dropsafe Prep Pads	Alcohol Antiseptic Pads	28	suppressed
Azithromycin	Azithromycin	27	25
Glimepiride	Glimepiride	27	suppressed
Mounjaro	Tirzepatide	27	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	27	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	26	suppressed
Baclofen	Baclofen	26	suppressed
Rybelsus	Semaglutide	26	suppressed
Liothyronine Sodium	Liothyronine Sodium	25	suppressed
Ramipril	Ramipril	25	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	24	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	24	14
Nifedipine Er	Nifedipine	24	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	24	16
Valacyclovir	Valacyclovir Hcl	24	suppressed
Valsartan	Valsartan	24	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	24	suppressed
Incruse Ellipta	Umeclidinium Bromide	23	suppressed
Klor-Con M20	Potassium Chloride	23	suppressed
Bupropion Hcl Sr	Bupropion Hcl	22	suppressed
Diazepam	Diazepam	22	suppressed
Meclizine Hcl	Meclizine Hcl	22	13
Methylphenidate Er	Methylphenidate Hcl	22	suppressed
Spironolactone-Hctz	Spironolact/Hydrochlorothiazid	22	suppressed
Chlorthalidone	Chlorthalidone	21	suppressed
Diclofenac Sodium	Diclofenac Sodium	21	suppressed
Ibuprofen	Ibuprofen	21	suppressed
Memantine Hcl	Memantine Hcl	21	suppressed
Benazepril Hcl	Benazepril Hcl	20	suppressed
Bupropion Xl	Bupropion Hcl	20	suppressed
Ozempic	Semaglutide	20	suppressed
Propranolol Hcl	Propranolol Hcl	20	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	19	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	19	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	19	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	19	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	19	19
Symbicort	Budesonide/Formoterol Fumarate	19	suppressed
Ventolin Hfa	Albuterol Sulfate	19	suppressed
Novolog Mix 70-30 Flexpen	Insulin Aspart Prot/Insuln Asp	18	suppressed
Terazosin Hcl	Terazosin Hcl	18	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	17	suppressed
Labetalol Hcl	Labetalol Hcl	17	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	17	14
Lactulose	Lactulose	16	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	16	suppressed
Insulin Syringe	Syringe-Needle,insulin,0.5 Ml	15	suppressed
Lamotrigine	Lamotrigine	15	suppressed
Novolin N	Insulin Nph Human Isophane	15	suppressed
Olanzapine	Olanzapine	15	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	15	suppressed
Sildenafil Citrate	Sildenafil Citrate	15	suppressed
Topiramate	Topiramate	15	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	14	suppressed
Mirtazapine	Mirtazapine	14	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	14	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	14	suppressed
Ropinirole Hcl	Ropinirole Hcl	14	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	14	suppressed
Xifaxan	Rifaximin	14	suppressed
Aripiprazole	Aripiprazole	13	suppressed
Buspirone Hcl	Buspirone Hcl	13	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	13	11
Novolog Flexpen	Insulin Aspart	13	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	13	suppressed
Rivastigmine	Rivastigmine	13	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	12	suppressed
Bydureon Bcise	Exenatide Microspheres	12	suppressed
Colestipol Hcl	Colestipol Hcl	12	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	12	suppressed
Folic Acid	Folic Acid	12	suppressed
Fosinopril Sodium	Fosinopril Sodium	12	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	12	suppressed
Mometasone Furoate	Mometasone Furoate	12	suppressed
Nateglinide	Nateglinide	12	suppressed
Testosterone Cypionate	Testosterone Cypionate	12	suppressed
Trandolapril	Trandolapril	12	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	11	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	11	suppressed
Letrozole	Letrozole	11	suppressed
Novolog	Insulin Aspart	11	suppressed
Ondansetron Hcl	Ondansetron Hcl	11	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	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