Healthcare provider profile · identity verified

Dhaval N Thakkar, M.D.

Internal Medicine · SYCAMORE, IL · NPI 1720090871

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	2283	484
Amlodipine Besylate	Amlodipine Besylate	1856	387
Levothyroxine Sodium	Levothyroxine Sodium	1800	338
Losartan Potassium	Losartan Potassium	1214	269
Lisinopril	Lisinopril	1104	228
Pantoprazole Sodium	Pantoprazole Sodium	1054	231
Rosuvastatin Calcium	Rosuvastatin Calcium	1032	267
Metoprolol Succinate	Metoprolol Succinate	1006	217
Metoprolol Tartrate	Metoprolol Tartrate	797	172
Simvastatin	Simvastatin	701	157
Carvedilol	Carvedilol	669	137
Sertraline Hcl	Sertraline Hcl	645	105
Eliquis	Apixaban	641	105
Furosemide	Furosemide	594	104
Montelukast Sodium	Montelukast Sodium	579	134
Omeprazole	Omeprazole	561	156
Famotidine	Famotidine	534	137
Metformin Hcl	Metformin Hcl	496	134
Escitalopram Oxalate	Escitalopram Oxalate	454	92
Fluticasone Propionate	Fluticasone Propionate	442	182
Potassium Chloride	Potassium Chloride	430	112
Gabapentin	Gabapentin	427	120
Allopurinol	Allopurinol	400	90
Tamsulosin Hcl	Tamsulosin Hcl	399	93
Hydralazine Hcl	Hydralazine Hcl	363	66
Donepezil Hcl	Donepezil Hcl	318	41
Spironolactone	Spironolactone	309	63
Warfarin Sodium	Warfarin Sodium	280	56
Ozempic	Semaglutide	277	51
Alendronate Sodium	Alendronate Sodium	273	81
Jardiance	Empagliflozin	271	65
Hydrochlorothiazide	Hydrochlorothiazide	265	80
Alprazolam	Alprazolam	261	83
Ezetimibe	Ezetimibe	258	76
Clopidogrel	Clopidogrel Bisulfate	243	41
Memantine Hcl	Memantine Hcl	242	30
Valsartan	Valsartan	228	68
Citalopram Hbr	Citalopram Hydrobromide	223	48
Bupropion Xl	Bupropion Hcl	219	39
Ropinirole Hcl	Ropinirole Hcl	210	43
Clonazepam	Clonazepam	209	41
Prednisone	Prednisone	204	115
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	196	50
Fenofibrate	Fenofibrate	196	40
Duloxetine Hcl	Duloxetine Hcl	187	42
Finasteride	Finasteride	185	43
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	185	51
Diltiazem Hcl	Diltiazem Hcl	182	35
Synthroid	Levothyroxine Sodium	174	34
Albuterol Sulfate Hfa	Albuterol Sulfate	171	92
Trulicity	Dulaglutide	171	33
Klor-Con M20	Potassium Chloride	161	27
Metformin Hcl Er	Metformin Hcl	161	41
Mirtazapine	Mirtazapine	161	32
Glimepiride	Glimepiride	160	38
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	160	45
Pravastatin Sodium	Pravastatin Sodium	153	39
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	152	56
Xarelto	Rivaroxaban	149	29
Cephalexin	Cephalexin	148	89
Tramadol Hcl	Tramadol Hcl	148	45
Bumetanide	Bumetanide	144	24
Mounjaro	Tirzepatide	142	30
Quetiapine Fumarate	Quetiapine Fumarate	139	25
Methylprednisolone	Methylprednisolone	132	116
Buspirone Hcl	Buspirone Hcl	130	21
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	129	34
Oxybutynin Chloride Er	Oxybutynin Chloride	124	15
Bupropion Hcl Sr	Bupropion Hcl	119	23
Chlorthalidone	Chlorthalidone	119	20
Nifedipine Er	Nifedipine	118	26
Doxazosin Mesylate	Doxazosin Mesylate	117	23
Januvia	Sitagliptin Phosphate	117	19
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	116	36
Venlafaxine Hcl	Venlafaxine Hcl	113	suppressed
Propranolol Hcl	Propranolol Hcl	105	28
Enalapril Maleate	Enalapril Maleate	104	23
Atenolol	Atenolol	103	24
Myrbetriq	Mirabegron	100	26
Venlafaxine Hcl Er	Venlafaxine Hcl	100	21
Irbesartan	Irbesartan	99	19
Terazosin Hcl	Terazosin Hcl	99	21
Farxiga	Dapagliflozin Propanediol	98	23
Paroxetine Hcl	Paroxetine Hcl	98	27
Breo Ellipta	Fluticasone/Vilanterol	97	28
Meloxicam	Meloxicam	91	30
Trazodone Hcl	Trazodone Hcl	85	27
Amiodarone Hcl	Amiodarone Hcl	84	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	84	24
Midodrine Hcl	Midodrine Hcl	84	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	80	16
Tradjenta	Linagliptin	79	14
Lovastatin	Lovastatin	77	19
Celecoxib	Celecoxib	76	25
Doxycycline Hyclate	Doxycycline Hyclate	76	54
Cefuroxime	Cefuroxime Axetil	75	66
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	73	22
Zolpidem Tartrate	Zolpidem Tartrate	72	17
Ipratropium Bromide	Ipratropium Bromide	68	25
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	68	25
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	68	20
Triamcinolone Acetonide	Triamcinolone Acetonide	67	41
Levetiracetam	Levetiracetam	66	11
Topiramate	Topiramate	66	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	63	16
Baclofen	Baclofen	61	suppressed
Novolog Flexpen	Insulin Aspart	61	24
Propranolol Hcl Er	Propranolol Hcl	61	14
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	60	36
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	59	26
Meclizine Hcl	Meclizine Hcl	58	34
Temazepam	Temazepam	58	suppressed
Clonidine Hcl	Clonidine Hcl	57	12
Digoxin	Digoxin	52	11
Clotrimazole	Clotrimazole	51	25
Esomeprazole Magnesium	Esomeprazole Magnesium	51	14
Methimazole	Methimazole	51	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	51	suppressed
Aripiprazole	Aripiprazole	50	suppressed
Estradiol	Estradiol	50	17
Lorazepam	Lorazepam	47	18
Valacyclovir	Valacyclovir Hcl	45	20
Dicyclomine Hcl	Dicyclomine Hcl	44	11
Fenofibrate	Fenofibrate,micronized	44	11
Primidone	Primidone	43	suppressed
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	42	11
Latanoprost	Latanoprost	42	suppressed
Diltiazem 24hr Er (La)	Diltiazem Hcl	41	suppressed
Doxepin Hcl	Doxepin Hcl	41	14
Ezetimibe-Simvastatin	Ezetimibe/Simvastatin	41	suppressed
Humalog Kwikpen U-100	Insulin Lispro	41	20
Fluconazole	Fluconazole	39	24
Metolazone	Metolazone	39	suppressed
Telmisartan	Telmisartan	39	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	38	11
Diltiazem 24hr Er	Diltiazem Hcl	38	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	37	suppressed
Betamethasone Dipropionate	Betamethasone Dipropionate	36	23
Liothyronine Sodium	Liothyronine Sodium	36	11
Timolol Maleate	Timolol Maleate	36	suppressed
Tresiba Flextouch U-100	Insulin Degludec	36	13
Ondansetron Odt	Ondansetron	34	21
Azelastine Hcl	Azelastine Hcl	33	15
Hydrocortisone	Hydrocortisone	33	suppressed
Nebivolol Hcl	Nebivolol Hcl	33	suppressed
Tresiba Flextouch U-200	Insulin Degludec	33	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	32	suppressed
Divalproex Sodium	Divalproex Sodium	32	suppressed
Methenamine Hippurate	Methenamine Hippurate	32	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	31	suppressed
Lamotrigine	Lamotrigine	31	suppressed
Rabeprazole Sodium	Rabeprazole Sodium	31	suppressed
Azithromycin	Azithromycin	29	12
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	29	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	29	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	29	11
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	28	suppressed
Pregabalin	Pregabalin	28	12
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	27	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	27	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	27	suppressed
Nystatin	Nystatin	27	19
Ondansetron Hcl	Ondansetron Hcl	27	suppressed
Ramipril	Ramipril	27	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	26	25
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	26	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	26	23
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	26	suppressed
Testosterone	Testosterone	26	suppressed
Trospium Chloride	Trospium Chloride	26	suppressed
Ventolin Hfa	Albuterol Sulfate	26	15
Solifenacin Succinate	Solifenacin Succinate	25	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	24	suppressed
Tizanidine Hcl	Tizanidine Hcl	24	suppressed
Torsemide	Torsemide	24	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	22	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	22	19
Paxlovid	Nirmatrelvir/Ritonavir	21	20
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	21	suppressed
Admelog Solostar	Insulin Lispro	20	suppressed
Amoxicillin	Amoxicillin	20	12
Budesonide Er	Budesonide	20	suppressed
Glipizide	Glipizide	20	suppressed
Ketoconazole	Ketoconazole	20	12
Metronidazole	Metronidazole	20	16
Acyclovir	Acyclovir	19	suppressed
Cartia Xt	Diltiazem Hcl	19	suppressed
Dofetilide	Dofetilide	19	suppressed
Folic Acid	Folic Acid	19	suppressed
Gemtesa	Vibegron	19	suppressed
Lumigan	Bimatoprost	19	suppressed
Spiriva Handihaler	Tiotropium Bromide	19	suppressed
Dexamethasone	Dexamethasone	18	17
Glipizide Er	Glipizide	18	suppressed
Memantine Hcl Er	Memantine Hcl	18	suppressed
Testosterone Cypionate	Testosterone Cypionate	18	suppressed
Armour Thyroid	Thyroid,pork	17	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	17	11
Mirabegron Er	Mirabegron	17	11
Victoza 3-Pak	Liraglutide	17	suppressed
Cholestyramine	Cholestyramine (With Sugar)	16	suppressed
Diazepam	Diazepam	16	suppressed
Eszopiclone	Eszopiclone	16	suppressed
Premarin	Estrogens, Conjugated	16	suppressed
Arnuity Ellipta	Fluticasone Furoate	15	suppressed
Bupropion Hcl	Bupropion Hcl	15	suppressed
Dapagliflozin	Dapagliflozin Propanediol	15	suppressed
Diltiazem 12hr Er	Diltiazem Hcl	15	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	15	suppressed
Sucralfate	Sucralfate	15	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	14	suppressed
Clobetasol Propionate	Clobetasol Propionate	14	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	14	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	14	suppressed
Spironolactone-Hctz	Spironolact/Hydrochlorothiazid	14	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Acetazolamide	Acetazolamide	13	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	13	suppressed
Nabumetone	Nabumetone	13	suppressed
Terbinafine Hcl	Terbinafine Hcl	13	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	12	suppressed
Carbamazepine	Carbamazepine	12	suppressed
Felodipine Er	Felodipine	12	suppressed
Fesoterodine Fumarate Er	Fesoterodine Fumarate	12	suppressed
Gemfibrozil	Gemfibrozil	12	suppressed
Incruse Ellipta	Umeclidinium Bromide	12	suppressed
Levemir	Insulin Detemir	12	suppressed
Nitroglycerin	Nitroglycerin	12	suppressed
Novolog	Insulin Aspart	12	suppressed
Nyamyc	Nystatin	12	suppressed
Olanzapine	Olanzapine	12	suppressed
Progesterone	Progesterone, Micronized	12	suppressed
Repatha Sureclick	Evolocumab	12	suppressed
Silver Sulfadiazine	Silver Sulfadiazine	12	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	12	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	12	suppressed
Theophylline Er	Theophylline Anhydrous	12	suppressed
Tiotropium Bromide	Tiotropium Bromide	12	suppressed
Ursodiol	Ursodiol	12	suppressed
Fluocinonide	Fluocinonide	11	suppressed
Labetalol Hcl	Labetalol Hcl	11	suppressed
Nystop	Nystatin	11	suppressed
Potassium Citrate Er	Potassium Citrate	11	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	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