Healthcare provider profile · identity verified

Charles S Giles, M.D.

Internal Medicine · COLUMBIA, KY · NPI 1427028521

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	1042	174
Amlodipine Besylate	Amlodipine Besylate	1025	165
Pantoprazole Sodium	Pantoprazole Sodium	975	166
Metoprolol Succinate	Metoprolol Succinate	819	123
Lisinopril	Lisinopril	810	145
Levothyroxine Sodium	Levothyroxine Sodium	747	118
Furosemide	Furosemide	710	119
Omeprazole	Omeprazole	678	118
Losartan Potassium	Losartan Potassium	642	104
Montelukast Sodium	Montelukast Sodium	613	113
Hydrochlorothiazide	Hydrochlorothiazide	564	101
Potassium Chloride	Potassium Chloride	540	94
Sertraline Hcl	Sertraline Hcl	455	75
Clopidogrel	Clopidogrel Bisulfate	434	64
Metformin Hcl Er	Metformin Hcl	423	73
Gabapentin	Gabapentin	408	67
Citalopram Hbr	Citalopram Hydrobromide	405	66
Tamsulosin Hcl	Tamsulosin Hcl	349	62
Metoprolol Tartrate	Metoprolol Tartrate	348	62
Famotidine	Famotidine	329	60
Eliquis	Apixaban	295	54
Pravastatin Sodium	Pravastatin Sodium	295	48
Carvedilol	Carvedilol	292	49
Isosorbide Mononitrate Er	Isosorbide Mononitrate	290	45
Rosuvastatin Calcium	Rosuvastatin Calcium	290	53
Meloxicam	Meloxicam	285	60
Cefuroxime	Cefuroxime Axetil	271	184
Glipizide Er	Glipizide	246	43
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	245	37
Simvastatin	Simvastatin	208	40
Januvia	Sitagliptin Phosphate	206	32
Metformin Hcl	Metformin Hcl	193	33
Duloxetine Hcl	Duloxetine Hcl	191	30
Trazodone Hcl	Trazodone Hcl	179	42
Hydralazine Hcl	Hydralazine Hcl	174	28
Doxazosin Mesylate	Doxazosin Mesylate	170	28
Ropinirole Hcl	Ropinirole Hcl	164	32
Xarelto	Rivaroxaban	164	20
Allopurinol	Allopurinol	156	33
Baclofen	Baclofen	152	43
Albuterol Sulfate Hfa	Albuterol Sulfate	151	43
Atenolol	Atenolol	144	24
Bumetanide	Bumetanide	142	21
Warfarin Sodium	Warfarin Sodium	142	18
Donepezil Hcl	Donepezil Hcl	133	28
Jardiance	Empagliflozin	133	22
Buspirone Hcl	Buspirone Hcl	131	20
Lorazepam	Lorazepam	129	30
Pioglitazone Hcl	Pioglitazone Hcl	128	21
Synthroid	Levothyroxine Sodium	128	23
Ezetimibe	Ezetimibe	123	23
Spironolactone	Spironolactone	117	17
Temazepam	Temazepam	114	16
Topiramate	Topiramate	113	18
Venlafaxine Hcl Er	Venlafaxine Hcl	109	16
Acarbose	Acarbose	107	14
Azithromycin	Azithromycin	107	69
Fluticasone Propionate	Fluticasone Propionate	107	31
Sucralfate	Sucralfate	106	35
Doxycycline Hyclate	Doxycycline Hyclate	105	82
Finasteride	Finasteride	101	17
Diclofenac Sodium	Diclofenac Sodium	100	24
Levetiracetam	Levetiracetam	95	12
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	94	16
Mirtazapine	Mirtazapine	91	24
Esomeprazole Magnesium	Esomeprazole Magnesium	89	15
Paroxetine Hcl	Paroxetine Hcl	87	15
Ramipril	Ramipril	86	13
Amiodarone Hcl	Amiodarone Hcl	84	14
Ozempic	Semaglutide	84	16
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	83	52
Alprazolam	Alprazolam	80	17
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	79	20
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	79	21
Glipizide	Glipizide	78	15
Bupropion Hcl Sr	Bupropion Hcl	75	suppressed
Digoxin	Digoxin	75	12
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	75	suppressed
Primidone	Primidone	74	suppressed
Farxiga	Dapagliflozin Propanediol	73	11
Amitriptyline Hcl	Amitriptyline Hcl	72	14
Fluconazole	Fluconazole	72	33
Repaglinide	Repaglinide	72	14
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	70	47
Estradiol	Estradiol	69	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	65	16
Zolpidem Tartrate	Zolpidem Tartrate	64	11
Alendronate Sodium	Alendronate Sodium	63	13
Glimepiride	Glimepiride	63	15
Memantine Hcl	Memantine Hcl	62	11
Meclizine Hcl	Meclizine Hcl	61	36
Diazepam	Diazepam	60	suppressed
Methylprednisolone	Methylprednisolone	60	42
Mounjaro	Tirzepatide	60	suppressed
Dutasteride	Dutasteride	59	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	58	11
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	56	suppressed
Ranolazine Er	Ranolazine	55	suppressed
Tramadol Hcl	Tramadol Hcl	55	12
Cefdinir	Cefdinir	54	41
Clonazepam	Clonazepam	54	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	54	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	52	12
Cilostazol	Cilostazol	50	suppressed
Clonidine Hcl	Clonidine Hcl	49	suppressed
Benazepril Hcl	Benazepril Hcl	48	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	48	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	48	suppressed
Nifedipine Er	Nifedipine	47	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	45	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	45	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	44	34
Metolazone	Metolazone	43	suppressed
Terazosin Hcl	Terazosin Hcl	43	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	42	suppressed
Methotrexate	Methotrexate Sodium	42	suppressed
Glyburide	Glyburide	41	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	41	36
Tolterodine Tartrate Er	Tolterodine Tartrate	40	suppressed
Celecoxib	Celecoxib	39	12
Diltiazem 24hr Er	Diltiazem Hcl	39	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	37	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	37	25
Brilinta	Ticagrelor	36	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	36	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	36	suppressed
Propranolol Hcl	Propranolol Hcl	36	suppressed
Colchicine	Colchicine	35	suppressed
Midodrine Hcl	Midodrine Hcl	35	suppressed
Naproxen	Naproxen	35	suppressed
Promethazine Hcl	Promethazine Hcl	35	16
Sulindac	Sulindac	35	suppressed
Levofloxacin	Levofloxacin	33	21
Nitroglycerin	Nitroglycerin	33	26
Doxepin Hcl	Doxepin Hcl	32	suppressed
Enalapril Maleate	Enalapril Maleate	32	suppressed
Linzess	Linaclotide	32	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	31	suppressed
Mupirocin	Mupirocin	31	21
Symbicort	Budesonide/Formoterol Fumarate	31	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	30	12
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	30	20
Lagevrio (Eua)	Molnupiravir	30	30
Cephalexin	Cephalexin	29	25
Diltiazem Hcl	Diltiazem Hcl	29	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	28	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	28	suppressed
Methocarbamol	Methocarbamol	28	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	27	27
Irbesartan	Irbesartan	26	suppressed
Ondansetron Hcl	Ondansetron Hcl	26	17
Testosterone Cypionate	Testosterone Cypionate	26	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	25	suppressed
Ondansetron Odt	Ondansetron	25	18
Diclofenac Sodium Er	Diclofenac Sodium	24	suppressed
Prasugrel Hcl	Prasugrel Hcl	24	suppressed
Rivastigmine	Rivastigmine Tartrate	24	suppressed
Vascepa	Icosapent Ethyl	24	suppressed
Ibuprofen	Ibuprofen	23	suppressed
Lubiprostone	Lubiprostone	23	suppressed
Myrbetriq	Mirabegron	23	suppressed
Propranolol Hcl Er	Propranolol Hcl	23	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	22	suppressed
Fentanyl	Fentanyl	22	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	22	suppressed
Levalbuterol Tartrate Hfa	Levalbuterol Tartrate	22	suppressed
Nystatin	Nystatin	22	15
Entresto	Sacubitril/Valsartan	21	suppressed
Lansoprazole	Lansoprazole	21	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	21	suppressed
Prednisone	Prednisone	21	15
Sumatriptan Succinate	Sumatriptan Succinate	21	suppressed
Nabumetone	Nabumetone	20	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	20	suppressed
Dexlansoprazole Dr	Dexlansoprazole	19	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	19	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	18	17
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	18	suppressed
Fenofibrate	Fenofibrate	18	suppressed
Tizanidine Hcl	Tizanidine Hcl	18	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	17	suppressed
Lovastatin	Lovastatin	17	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	17	suppressed
Nebivolol Hcl	Nebivolol Hcl	17	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	17	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	17	suppressed
Raloxifene Hcl	Raloxifene Hcl	17	suppressed
Sulfasalazine	Sulfasalazine	17	suppressed
Acyclovir	Acyclovir	16	suppressed
Enulose	Lactulose	16	suppressed
Febuxostat	Febuxostat	16	suppressed
Felodipine Er	Felodipine	16	suppressed
Lactulose	Lactulose	16	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	16	suppressed
Dapagliflozin	Dapagliflozin Propanediol	15	suppressed
Invokana	Canagliflozin	15	suppressed
Pregabalin	Pregabalin	15	suppressed
Sotalol	Sotalol Hcl	15	suppressed
Verapamil Er	Verapamil Hcl	15	suppressed
Colestipol Hcl	Colestipol Hcl	14	suppressed
Divalproex Sodium	Divalproex Sodium	14	suppressed
Levemir	Insulin Detemir	14	suppressed
Levemir Flexpen	Insulin Detemir	14	suppressed
Pradaxa	Dabigatran Etexilate Mesylate	14	suppressed
Risperidone	Risperidone	14	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	13	suppressed
Chlorpromazine Hcl	Chlorpromazine Hcl	13	suppressed
Cyproheptadine Hcl	Cyproheptadine Hcl	13	suppressed
Estradiol (Once Weekly)	Estradiol	13	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	13	suppressed
Memantine Hcl Er	Memantine Hcl	13	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	13	suppressed
Paroxetine Er	Paroxetine Hcl	13	suppressed
Repatha Sureclick	Evolocumab	13	suppressed
Dexilant	Dexlansoprazole	12	suppressed
Dulera	Mometasone/Formoterol	12	suppressed
Metformin Er Gastric	Metformin Hcl	12	suppressed
Multaq	Dronedarone Hcl	12	suppressed
Neupro	Rotigotine	12	suppressed
Novolog Flexpen	Insulin Aspart	12	suppressed
Ofloxacin	Ofloxacin	12	11
Saxagliptin Hcl	Saxagliptin Hcl	12	suppressed
Trulicity	Dulaglutide	12	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	12	suppressed
Xigduo Xr	Dapaglifloz Propaned/Metformin	12	suppressed
Bupropion Hcl	Bupropion Hcl	11	suppressed
Butalbital-Aspirin-Caffeine	Butalbital/Aspirin/Caffeine	11	suppressed
Carisoprodol	Carisoprodol	11	suppressed
Clorazepate Dipotassium	Clorazepate Dipotassium	11	suppressed
Novolog	Insulin Aspart	11	suppressed
Olanzapine	Olanzapine	11	suppressed
Tamoxifen Citrate	Tamoxifen Citrate	11	suppressed
Tradjenta	Linagliptin	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