Healthcare provider profile · identity verified

Oakley B. Downing, M.D.

Family Practice · ROGERSVILLE, MO · NPI 1699796284

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	798	220
Lisinopril	Lisinopril	643	173
Amlodipine Besylate	Amlodipine Besylate	547	140
Levothyroxine Sodium	Levothyroxine Sodium	505	132
Citalopram Hbr	Citalopram Hydrobromide	459	101
Pantoprazole Sodium	Pantoprazole Sodium	454	122
Omeprazole	Omeprazole	431	115
Gabapentin	Gabapentin	370	95
Trazodone Hcl	Trazodone Hcl	311	70
Simvastatin	Simvastatin	299	90
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	294	81
Losartan Potassium	Losartan Potassium	282	85
Albuterol Sulfate Hfa	Albuterol Sulfate	276	75
Furosemide	Furosemide	260	69
Metformin Hcl	Metformin Hcl	255	76
Metoprolol Tartrate	Metoprolol Tartrate	240	56
Metoprolol Succinate	Metoprolol Succinate	238	74
Sertraline Hcl	Sertraline Hcl	226	54
Hydrochlorothiazide	Hydrochlorothiazide	221	62
Tamsulosin Hcl	Tamsulosin Hcl	217	61
Potassium Chloride	Potassium Chloride	205	48
Meloxicam	Meloxicam	204	55
Glipizide	Glipizide	198	53
Eliquis	Apixaban	188	34
Tizanidine Hcl	Tizanidine Hcl	163	49
Carvedilol	Carvedilol	156	47
Fluticasone Propionate	Fluticasone Propionate	151	53
Rosuvastatin Calcium	Rosuvastatin Calcium	143	44
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	130	33
Buspirone Hcl	Buspirone Hcl	129	30
Tramadol Hcl	Tramadol Hcl	125	29
Allopurinol	Allopurinol	123	30
Celecoxib	Celecoxib	114	26
Duloxetine Hcl	Duloxetine Hcl	107	33
Clopidogrel	Clopidogrel Bisulfate	106	28
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	106	28
Montelukast Sodium	Montelukast Sodium	98	26
Pravastatin Sodium	Pravastatin Sodium	98	29
Glimepiride	Glimepiride	95	26
Lovastatin	Lovastatin	86	26
Warfarin Sodium	Warfarin Sodium	85	23
Prednisone	Prednisone	84	51
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	83	16
Metformin Hcl Er	Metformin Hcl	81	27
Zolpidem Tartrate	Zolpidem Tartrate	78	18
Ropinirole Hcl	Ropinirole Hcl	76	20
Bupropion Xl	Bupropion Hcl	75	18
Escitalopram Oxalate	Escitalopram Oxalate	74	20
Hydralazine Hcl	Hydralazine Hcl	74	19
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	72	16
Fenofibrate	Fenofibrate Nanocrystallized	71	20
Januvia	Sitagliptin Phosphate	68	19
Donepezil Hcl	Donepezil Hcl	67	19
Oxycodone Hcl	Oxycodone Hcl	63	19
Synthroid	Levothyroxine Sodium	62	13
Spironolactone	Spironolactone	60	19
Ezetimibe	Ezetimibe	58	14
Fluoxetine Hcl	Fluoxetine Hcl	56	15
Symbicort	Budesonide/Formoterol Fumarate	55	suppressed
Pregabalin	Pregabalin	53	11
Triamcinolone Acetonide	Triamcinolone Acetonide	52	28
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	50	15
Memantine Hcl	Memantine Hcl	50	11
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	49	13
Finasteride	Finasteride	48	14
Doxycycline Monohydrate	Doxycycline Monohydrate	47	40
Xarelto	Rivaroxaban	47	13
Spiriva Handihaler	Tiotropium Bromide	45	11
Dicyclomine Hcl	Dicyclomine Hcl	42	11
Naproxen	Naproxen	42	suppressed
Acyclovir	Acyclovir	41	suppressed
Cephalexin	Cephalexin	41	29
Doxazosin Mesylate	Doxazosin Mesylate	40	suppressed
Famotidine	Famotidine	40	17
Glipizide Er	Glipizide	40	14
Ibuprofen	Ibuprofen	40	13
Ozempic	Semaglutide	40	12
Propranolol Hcl	Propranolol Hcl	40	12
Venlafaxine Hcl Er	Venlafaxine Hcl	40	12
Atenolol	Atenolol	39	12
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	39	12
Hydroxyzine Hcl	Hydroxyzine Hcl	38	suppressed
Ibandronate Sodium	Ibandronate Sodium	37	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	36	11
Mounjaro	Tirzepatide	35	suppressed
Baclofen	Baclofen	34	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	34	suppressed
Clonazepam	Clonazepam	33	12
Olmesartan Medoxomil	Olmesartan Medoxomil	33	suppressed
Gemfibrozil	Gemfibrozil	32	suppressed
Incruse Ellipta	Umeclidinium Bromide	32	suppressed
Nystatin	Nystatin	32	16
Ondansetron Hcl	Ondansetron Hcl	32	13
Rizatriptan	Rizatriptan Benzoate	32	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	31	14
Valsartan	Valsartan	31	suppressed
Alendronate Sodium	Alendronate Sodium	30	suppressed
Estradiol	Estradiol	30	11
Tresiba Flextouch U-100	Insulin Degludec	29	suppressed
Breo Ellipta	Fluticasone/Vilanterol	28	suppressed
Verapamil Er	Verapamil Hcl	28	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	27	suppressed
Testosterone Cypionate	Testosterone Cypionate	27	suppressed
Benazepril Hcl	Benazepril Hcl	26	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	26	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	26	suppressed
Alprazolam	Alprazolam	25	22
Ramipril	Ramipril	25	suppressed
Diazepam	Diazepam	24	suppressed
Diclofenac Sodium	Diclofenac Sodium	24	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	24	suppressed
Aripiprazole	Aripiprazole	23	suppressed
Lamotrigine	Lamotrigine	23	suppressed
Ventolin Hfa	Albuterol Sulfate	23	suppressed
Bumetanide	Bumetanide	22	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	22	suppressed
Farxiga	Dapagliflozin Propanediol	22	suppressed
Irbesartan	Irbesartan	22	suppressed
Sucralfate	Sucralfate	22	suppressed
Chlorthalidone	Chlorthalidone	21	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	21	suppressed
Latanoprost	Latanoprost	21	suppressed
Mupirocin	Mupirocin	21	12
Paroxetine Hcl	Paroxetine Hcl	21	suppressed
Valacyclovir	Valacyclovir Hcl	21	suppressed
Azelastine Hcl	Azelastine Hcl	20	suppressed
Bupropion Hcl Sr	Bupropion Hcl	20	suppressed
Topiramate	Topiramate	20	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	19	suppressed
Clonidine Hcl	Clonidine Hcl	19	suppressed
Nitroglycerin	Nitroglycerin	19	12
Carbamazepine	Carbamazepine	18	suppressed
Fluconazole	Fluconazole	18	14
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Olanzapine	Olanzapine	18	suppressed
Ondansetron Odt	Ondansetron	18	suppressed
Mirtazapine	Mirtazapine	17	suppressed
Risperidone	Risperidone	17	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	16	16
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	16	suppressed
Propafenone Hcl	Propafenone Hcl	16	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	16	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	16	suppressed
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	15	15
Nystop	Nystatin	15	suppressed
Solifenacin Succinate	Solifenacin Succinate	15	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	15	suppressed
Trulicity	Dulaglutide	15	suppressed
Azithromycin	Azithromycin	14	13
Betamethasone Dipropionate	Betamethasone Dipropionate	14	suppressed
Ipratropium Bromide	Ipratropium Bromide	14	suppressed
Meclizine Hcl	Meclizine Hcl	14	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	13	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	13	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	13	suppressed
Jardiance	Empagliflozin	13	suppressed
Loperamide	Loperamide Hcl	13	suppressed
Myrbetriq	Mirabegron	13	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	13	suppressed
Novolog Flexpen	Insulin Aspart	13	suppressed
Primidone	Primidone	13	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	12	suppressed
Clorazepate Dipotassium	Clorazepate Dipotassium	12	suppressed
Lactulose	Lactulose	12	suppressed
Pentasa	Mesalamine	12	suppressed
Restasis	Cyclosporine	12	suppressed
Amoxicillin	Amoxicillin	11	11
Colchicine	Colchicine	11	suppressed
Felodipine Er	Felodipine	11	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	11	suppressed
Techlite Pen Needle	Pen Needle, Diabetic	11	suppressed
Varenicline Tartrate	Varenicline 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