Healthcare provider profile · identity verified

John J Munsell, M.D.

Internal Medicine · LAKE BLUFF, IL · NPI 1700893153

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	825	232
Amlodipine Besylate	Amlodipine Besylate	615	181
Levothyroxine Sodium	Levothyroxine Sodium	607	152
Metoprolol Succinate	Metoprolol Succinate	314	92
Losartan Potassium	Losartan Potassium	267	88
Omeprazole	Omeprazole	217	59
Metformin Hcl	Metformin Hcl	194	59
Rosuvastatin Calcium	Rosuvastatin Calcium	189	62
Lisinopril	Lisinopril	187	54
Simvastatin	Simvastatin	175	62
Pantoprazole Sodium	Pantoprazole Sodium	173	58
Pravastatin Sodium	Pravastatin Sodium	171	47
Gabapentin	Gabapentin	155	47
Allopurinol	Allopurinol	142	42
Eliquis	Apixaban	127	28
Tamsulosin Hcl	Tamsulosin Hcl	125	41
Alprazolam	Alprazolam	123	41
Sertraline Hcl	Sertraline Hcl	114	40
Hydrochlorothiazide	Hydrochlorothiazide	112	33
Albuterol Sulfate Hfa	Albuterol Sulfate	106	27
Trazodone Hcl	Trazodone Hcl	96	26
Montelukast Sodium	Montelukast Sodium	94	27
Metoprolol Tartrate	Metoprolol Tartrate	93	25
Synthroid	Levothyroxine Sodium	90	28
Hydralazine Hcl	Hydralazine Hcl	83	suppressed
Ezetimibe	Ezetimibe	82	32
Duloxetine Hcl	Duloxetine Hcl	81	24
Clonazepam	Clonazepam	76	16
Ozempic	Semaglutide	75	16
Zolpidem Tartrate	Zolpidem Tartrate	75	26
Fluticasone Propionate	Fluticasone Propionate	74	31
Glipizide	Glipizide	73	21
Furosemide	Furosemide	71	19
Carvedilol	Carvedilol	68	21
Celecoxib	Celecoxib	67	26
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	66	17
Escitalopram Oxalate	Escitalopram Oxalate	66	22
Methylprednisolone	Methylprednisolone	65	50
Tramadol Hcl	Tramadol Hcl	65	22
Prednisone	Prednisone	63	23
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	61	15
Warfarin Sodium	Warfarin Sodium	60	13
Spironolactone	Spironolactone	59	14
Clopidogrel	Clopidogrel Bisulfate	57	18
Azithromycin	Azithromycin	55	45
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	55	17
Lorazepam	Lorazepam	54	14
Potassium Chloride	Potassium Chloride	53	16
Cefadroxil	Cefadroxil	52	13
Donepezil Hcl	Donepezil Hcl	51	14
Amoxicillin	Amoxicillin	50	34
Trulicity	Dulaglutide	50	suppressed
Citalopram Hbr	Citalopram Hydrobromide	45	12
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	44	11
Buspirone Hcl	Buspirone Hcl	42	14
Bupropion Xl	Bupropion Hcl	40	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	40	29
Xarelto	Rivaroxaban	39	suppressed
Alendronate Sodium	Alendronate Sodium	38	12
Ipratropium Bromide	Ipratropium Bromide	38	15
Irbesartan	Irbesartan	37	13
Nebivolol Hcl	Nebivolol Hcl	37	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	36	suppressed
Meloxicam	Meloxicam	36	16
Cephalexin	Cephalexin	35	32
Paroxetine Hcl	Paroxetine Hcl	35	suppressed
Atenolol	Atenolol	34	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	34	21
Propranolol Hcl	Propranolol Hcl	34	suppressed
Lagevrio (Eua)	Molnupiravir	33	33
Venlafaxine Hcl Er	Venlafaxine Hcl	33	suppressed
Cefdinir	Cefdinir	31	24
Fluoxetine Hcl	Fluoxetine Hcl	31	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	31	suppressed
Hydrocortisone	Hydrocortisone	30	20
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	30	23
Esomeprazole Magnesium	Esomeprazole Magnesium	29	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	28	suppressed
Metformin Hcl Er	Metformin Hcl	28	13
Chlorthalidone	Chlorthalidone	27	suppressed
Finasteride	Finasteride	25	suppressed
Ramipril	Ramipril	25	suppressed
Sildenafil Citrate	Sildenafil Citrate	25	suppressed
Candesartan Cilexetil	Candesartan Cilexetil	24	suppressed
Valacyclovir	Valacyclovir Hcl	24	14
Valsartan	Valsartan	24	suppressed
Famotidine	Famotidine	23	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	23	suppressed
Spiriva Respimat	Tiotropium Bromide	23	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	21	16
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	21	12
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	21	suppressed
Diazepam	Diazepam	21	suppressed
Eszopiclone	Eszopiclone	21	suppressed
Propranolol Hcl Er	Propranolol Hcl	21	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	21	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	20	suppressed
Meclizine Hcl	Meclizine Hcl	20	14
Paxlovid	Nirmatrelvir/Ritonavir	20	20
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	20	suppressed
Testosterone	Testosterone	19	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	18	suppressed
Ondansetron Hcl	Ondansetron Hcl	18	suppressed
Lansoprazole	Lansoprazole	17	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	17	suppressed
Olanzapine	Olanzapine	17	suppressed
Benazepril Hcl	Benazepril Hcl	16	suppressed
Bumetanide	Bumetanide	16	suppressed
Digoxin	Digoxin	16	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	16	suppressed
Fluocinonide	Fluocinonide	16	14
Mounjaro	Tirzepatide	16	suppressed
Cefpodoxime Proxetil	Cefpodoxime Proxetil	15	14
Fosinopril Sodium	Fosinopril Sodium	15	suppressed
Januvia	Sitagliptin Phosphate	15	suppressed
Enalapril Maleate	Enalapril Maleate	14	suppressed
Memantine Hcl	Memantine Hcl	14	suppressed
Methylphenidate Hcl	Methylphenidate Hcl	14	suppressed
Minocycline Hcl	Minocycline Hcl	14	suppressed
Diclofenac Sodium	Diclofenac Sodium	13	suppressed
Fosfomycin Tromethamine	Fosfomycin Tromethamine	13	suppressed
Labetalol Hcl	Labetalol Hcl	13	suppressed
Naproxen	Naproxen	13	suppressed
Fluconazole	Fluconazole	12	suppressed
Mirtazapine	Mirtazapine	12	suppressed
Mupirocin	Mupirocin	12	suppressed
Telmisartan	Telmisartan	12	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	11	11
Arnuity Ellipta	Fluticasone Furoate	11	suppressed
Ketoconazole	Ketoconazole	11	suppressed
Potassium Citrate Er	Potassium Citrate	11	suppressed
Pulmicort Flexhaler	Budesonide	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