Healthcare provider profile · identity verified

Thomas Augustus Dear, D.O.

Family Practice · FARMINGTON, MO · NPI 1841610011

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	709	214
Lisinopril	Lisinopril	592	173
Levothyroxine Sodium	Levothyroxine Sodium	585	144
Gabapentin	Gabapentin	529	132
Rosuvastatin Calcium	Rosuvastatin Calcium	518	155
Omeprazole	Omeprazole	458	125
Albuterol Sulfate Hfa	Albuterol Sulfate	331	86
Metformin Hcl	Metformin Hcl	324	90
Pantoprazole Sodium	Pantoprazole Sodium	303	87
Amlodipine Besylate	Amlodipine Besylate	297	99
Carvedilol	Carvedilol	290	81
Furosemide	Furosemide	283	72
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	282	105
Losartan Potassium	Losartan Potassium	278	78
Baclofen	Baclofen	275	100
Tamsulosin Hcl	Tamsulosin Hcl	274	75
Montelukast Sodium	Montelukast Sodium	249	64
Pregabalin	Pregabalin	234	67
Jardiance	Empagliflozin	229	52
Buspirone Hcl	Buspirone Hcl	215	54
Metoprolol Succinate	Metoprolol Succinate	212	65
Mirtazapine	Mirtazapine	210	53
Duloxetine Hcl	Duloxetine Hcl	207	50
Escitalopram Oxalate	Escitalopram Oxalate	201	61
Meloxicam	Meloxicam	201	59
Tramadol Hcl	Tramadol Hcl	191	76
Famotidine	Famotidine	190	55
Fluticasone Propionate	Fluticasone Propionate	188	70
Trazodone Hcl	Trazodone Hcl	180	51
Tizanidine Hcl	Tizanidine Hcl	176	55
Irbesartan	Irbesartan	167	41
Hydrochlorothiazide	Hydrochlorothiazide	157	55
Alprazolam	Alprazolam	150	43
Glipizide	Glipizide	150	40
Prednisone	Prednisone	148	94
Venlafaxine Hcl Er	Venlafaxine Hcl	148	28
Citalopram Hbr	Citalopram Hydrobromide	140	33
Trulicity	Dulaglutide	140	34
Eliquis	Apixaban	137	34
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	135	43
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	132	37
Allopurinol	Allopurinol	125	34
Potassium Chloride	Potassium Chloride	125	38
Metoprolol Tartrate	Metoprolol Tartrate	124	39
Metformin Hcl Er	Metformin Hcl	116	39
Ozempic	Semaglutide	116	37
Clopidogrel	Clopidogrel Bisulfate	111	29
Naproxen	Naproxen	110	44
Celecoxib	Celecoxib	109	28
Hydroxyzine Hcl	Hydroxyzine Hcl	105	31
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	105	37
Pravastatin Sodium	Pravastatin Sodium	105	32
Amitriptyline Hcl	Amitriptyline Hcl	104	27
Methylprednisolone	Methylprednisolone	103	90
Sertraline Hcl	Sertraline Hcl	102	33
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	102	28
Methocarbamol	Methocarbamol	100	31
Topiramate	Topiramate	100	26
Finasteride	Finasteride	97	27
Nortriptyline Hcl	Nortriptyline Hcl	97	29
Spironolactone	Spironolactone	97	29
Mounjaro	Tirzepatide	95	17
Buprenorphine-Naloxone	Buprenorphine Hcl/Naloxone Hcl	92	20
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	82	23
Donepezil Hcl	Donepezil Hcl	81	20
Alendronate Sodium	Alendronate Sodium	79	33
Incruse Ellipta	Umeclidinium Bromide	79	15
Quetiapine Fumarate	Quetiapine Fumarate	79	21
Bupropion Xl	Bupropion Hcl	76	27
Ondansetron Odt	Ondansetron	75	31
Pioglitazone Hcl	Pioglitazone Hcl	72	21
Ropinirole Hcl	Ropinirole Hcl	72	18
Dicyclomine Hcl	Dicyclomine Hcl	69	18
Fluoxetine Hcl	Fluoxetine Hcl	69	21
Ezetimibe	Ezetimibe	67	22
Diclofenac Sodium	Diclofenac Sodium	65	32
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	65	11
Hydralazine Hcl	Hydralazine Hcl	64	15
Simvastatin	Simvastatin	64	21
Lorazepam	Lorazepam	63	22
Synthroid	Levothyroxine Sodium	61	16
Triamcinolone Acetonide	Triamcinolone Acetonide	60	28
Aripiprazole	Aripiprazole	58	suppressed
Ibuprofen	Ibuprofen	57	18
Warfarin Sodium	Warfarin Sodium	56	suppressed
Colestipol Hcl	Colestipol Hcl	54	12
Cephalexin	Cephalexin	53	39
Doxycycline Hyclate	Doxycycline Hyclate	53	40
Spiriva Handihaler	Tiotropium Bromide	50	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	44	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	44	14
Januvia	Sitagliptin Phosphate	43	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	43	15
Azelastine Hcl	Azelastine Hcl	42	17
Lovastatin	Lovastatin	42	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	41	12
Clonazepam	Clonazepam	40	11
Enalapril Maleate	Enalapril Maleate	39	suppressed
Roflumilast	Roflumilast	39	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	38	35
Insulin Lispro Kwikpen U-100	Insulin Lispro	38	12
Farxiga	Dapagliflozin Propanediol	37	suppressed
Atenolol	Atenolol	36	suppressed
Breo Ellipta	Fluticasone/Vilanterol	35	suppressed
Fluconazole	Fluconazole	35	24
Oxybutynin Chloride Er	Oxybutynin Chloride	35	suppressed
Primidone	Primidone	35	suppressed
Valsartan	Valsartan	35	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	35	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	33	25
Carbidopa-Levodopa	Carbidopa/Levodopa	32	11
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	32	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	32	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	32	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	31	suppressed
Carbamazepine Er	Carbamazepine	31	suppressed
Invokana	Canagliflozin	30	suppressed
Mupirocin	Mupirocin	30	19
Ventolin Hfa	Albuterol Sulfate	30	12
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	29	suppressed
Buprenorphine Hcl	Buprenorphine Hcl	28	suppressed
Propranolol Hcl Er	Propranolol Hcl	28	suppressed
Temazepam	Temazepam	28	suppressed
Torsemide	Torsemide	28	11
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	26	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	26	suppressed
Myrbetriq	Mirabegron	26	suppressed
Paroxetine Hcl	Paroxetine Hcl	26	suppressed
Sucralfate	Sucralfate	26	suppressed
Testosterone Cypionate	Testosterone Cypionate	26	suppressed
Clonidine Hcl	Clonidine Hcl	25	13
Clotrimazole	Clotrimazole	25	12
Glimepiride	Glimepiride	25	suppressed
Lamotrigine	Lamotrigine	25	suppressed
Techlite Pen Needle	Pen Needle, Diabetic	25	11
Arexvy	Rsvpref3 Antigen/As01e/Pf	24	24
Memantine Hcl	Memantine Hcl	24	suppressed
Entresto	Sacubitril/Valsartan	23	suppressed
Levetiracetam	Levetiracetam	22	suppressed
Lidocaine	Lidocaine	22	11
Ondansetron Hcl	Ondansetron Hcl	22	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	21	suppressed
Estradiol	Estradiol	21	suppressed
Meclizine Hcl	Meclizine Hcl	21	12
Nitroglycerin	Nitroglycerin	21	11
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	21	suppressed
Tramadol Hcl-Acetaminophen	Tramadol Hcl/Acetaminophen	21	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	20	suppressed
Levofloxacin	Levofloxacin	20	19
Modafinil	Modafinil	20	suppressed
Olanzapine	Olanzapine	20	suppressed
Rexulti	Brexpiprazole	20	suppressed
Rizatriptan	Rizatriptan Benzoate	20	suppressed
Tresiba Flextouch U-100	Insulin Degludec	20	suppressed
Dropsafe Prep Pads	Alcohol Antiseptic Pads	19	suppressed
Humalog Kwikpen U-100	Insulin Lispro	19	suppressed
Nystatin	Nystatin	19	12
Symbicort	Budesonide/Formoterol Fumarate	19	11
Comfort Ez Pen Needle	Pen Needle, Diabetic	18	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	18	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	17	suppressed
Linzess	Linaclotide	17	suppressed
Xarelto	Rivaroxaban	17	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	16	suppressed
Carbamazepine	Carbamazepine	16	suppressed
Diazepam	Diazepam	16	13
Divalproex Sodium Er	Divalproex Sodium	16	suppressed
Nifedipine Er	Nifedipine	16	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	16	suppressed
Prazosin Hcl	Prazosin Hcl	16	suppressed
Valacyclovir	Valacyclovir Hcl	16	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	16	suppressed
Azithromycin	Azithromycin	15	suppressed
Liothyronine Sodium	Liothyronine Sodium	15	suppressed
Naloxone Hcl	Naloxone Hcl	15	12
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	15	suppressed
Novolog Flexpen	Insulin Aspart	15	suppressed
Solifenacin Succinate	Solifenacin Succinate	15	suppressed
Varenicline Tartrate	Varenicline Tartrate	15	11
Victoza 3-Pak	Liraglutide	15	suppressed
Amiodarone Hcl	Amiodarone Hcl	14	suppressed
Folic Acid	Folic Acid	14	suppressed
Lansoprazole	Lansoprazole	14	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Metolazone	Metolazone	14	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	14	suppressed
Advair Diskus	Fluticasone Propion/Salmeterol	13	suppressed
Cefdinir	Cefdinir	13	13
Diltiazem 24hr Er (Xr)	Diltiazem Hcl	13	suppressed
Oxycodone Hcl	Oxycodone Hcl	13	suppressed
Phenobarbital	Phenobarbital	13	suppressed
Belsomra	Suvorexant	12	suppressed
Diclofenac Sodium-Misoprostol	Diclofenac Sodium/Misoprostol	12	suppressed
Hydrocortisone	Hydrocortisone	12	suppressed
Ketoconazole	Ketoconazole	12	suppressed
Memantine Hcl Er	Memantine Hcl	12	suppressed
Propranolol Hcl	Propranolol Hcl	12	suppressed
Sildenafil Citrate	Sildenafil Citrate	12	suppressed
Spiriva Respimat	Tiotropium Bromide	12	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	12	suppressed
Bumetanide	Bumetanide	11	suppressed
Clindamycin Phosphate	Clindamycin Phosphate	11	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	11	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	11	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	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