Healthcare provider profile · identity verified

Roger Alan Hiser, MD

Internal Medicine · CARTERSVILLE, GA · NPI 1528064581

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
Amlodipine Besylate	Amlodipine Besylate	780	232
Levothyroxine Sodium	Levothyroxine Sodium	717	188
Atorvastatin Calcium	Atorvastatin Calcium	546	165
Pantoprazole Sodium	Pantoprazole Sodium	508	163
Losartan Potassium	Losartan Potassium	486	149
Famotidine	Famotidine	373	120
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	372	79
Escitalopram Oxalate	Escitalopram Oxalate	347	86
Pregabalin	Pregabalin	343	84
Metoprolol Succinate	Metoprolol Succinate	334	104
Duloxetine Hcl	Duloxetine Hcl	333	84
Tramadol Hcl	Tramadol Hcl	328	93
Metformin Hcl	Metformin Hcl	326	100
Furosemide	Furosemide	312	110
Trazodone Hcl	Trazodone Hcl	305	91
Montelukast Sodium	Montelukast Sodium	300	93
Gabapentin	Gabapentin	286	84
Clonazepam	Clonazepam	265	50
Omeprazole	Omeprazole	259	68
Hydrochlorothiazide	Hydrochlorothiazide	253	78
Rosuvastatin Calcium	Rosuvastatin Calcium	247	73
Lisinopril	Lisinopril	242	69
Memantine Hcl	Memantine Hcl	241	54
Prednisone	Prednisone	233	163
Temazepam	Temazepam	233	40
Metoprolol Tartrate	Metoprolol Tartrate	214	70
Tamsulosin Hcl	Tamsulosin Hcl	196	62
Alprazolam	Alprazolam	189	39
Potassium Chloride	Potassium Chloride	183	54
Eliquis	Apixaban	178	52
Hydralazine Hcl	Hydralazine Hcl	177	56
Lorazepam	Lorazepam	169	53
Sertraline Hcl	Sertraline Hcl	167	52
Carvedilol	Carvedilol	165	43
Jardiance	Empagliflozin	165	43
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	164	28
Doxazosin Mesylate	Doxazosin Mesylate	153	41
Simvastatin	Simvastatin	151	41
Diclofenac Sodium	Diclofenac Sodium	149	44
Pravastatin Sodium	Pravastatin Sodium	129	38
Donepezil Hcl	Donepezil Hcl	122	26
Clopidogrel	Clopidogrel Bisulfate	115	38
Meloxicam	Meloxicam	115	35
Allopurinol	Allopurinol	113	32
Fluticasone Propionate	Fluticasone Propionate	113	53
Cefdinir	Cefdinir	106	93
Januvia	Sitagliptin Phosphate	106	28
Nebivolol Hcl	Nebivolol Hcl	105	28
Mounjaro	Tirzepatide	96	17
Citalopram Hbr	Citalopram Hydrobromide	94	29
Zolpidem Tartrate	Zolpidem Tartrate	94	19
Haloperidol	Haloperidol	80	54
Colesevelam Hcl	Colesevelam Hcl	77	22
Warfarin Sodium	Warfarin Sodium	76	16
Ozempic	Semaglutide	74	19
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	72	31
Quetiapine Fumarate	Quetiapine Fumarate	72	14
Atenolol	Atenolol	71	20
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	71	60
Esomeprazole Magnesium	Esomeprazole Magnesium	70	19
Synthroid	Levothyroxine Sodium	70	20
Albuterol Sulfate Hfa	Albuterol Sulfate	68	39
Bupropion Xl	Bupropion Hcl	66	22
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	66	17
Venlafaxine Hcl Er	Venlafaxine Hcl	64	17
Mirtazapine	Mirtazapine	55	16
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	52	14
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	52	16
Ropinirole Hcl	Ropinirole Hcl	51	14
Valsartan	Valsartan	50	11
Olmesartan Medoxomil	Olmesartan Medoxomil	49	13
Tresiba Flextouch U-100	Insulin Degludec	49	12
Colchicine	Colchicine	48	22
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	48	15
Isosorbide Mononitrate Er	Isosorbide Mononitrate	47	17
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	47	16
Novolog Flexpen	Insulin Aspart	47	12
Sucralfate	Sucralfate	47	28
Testosterone	Testosterone	46	11
Estradiol	Estradiol	45	16
Oxycodone Hcl	Oxycodone Hcl	44	suppressed
Tradjenta	Linagliptin	44	11
Finasteride	Finasteride	42	12
Benazepril Hcl	Benazepril Hcl	40	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	40	25
Divalproex Sodium	Divalproex Sodium	39	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	39	24
Xarelto	Rivaroxaban	39	suppressed
Fenofibrate	Fenofibrate	38	12
Fluoxetine Hcl	Fluoxetine Hcl	38	15
Lovastatin	Lovastatin	38	suppressed
Repatha Sureclick	Evolocumab	38	suppressed
Metformin Hcl Er	Metformin Hcl	37	13
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	36	11
Ciprofloxacin Hcl	Ciprofloxacin Hcl	35	26
Doxycycline Hyclate	Doxycycline Hyclate	35	26
Prolia	Denosumab	35	20
Amoxicillin	Amoxicillin	34	26
Buspirone Hcl	Buspirone Hcl	34	12
Ezetimibe	Ezetimibe	34	11
Glimepiride	Glimepiride	33	13
Irbesartan	Irbesartan	33	suppressed
Nystatin	Nystatin	33	17
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	33	suppressed
Celecoxib	Celecoxib	32	14
Myrbetriq	Mirabegron	32	suppressed
Diazepam	Diazepam	31	14
Methadone Hcl	Methadone Hcl	31	suppressed
Rybelsus	Semaglutide	31	suppressed
Ondansetron Odt	Ondansetron	30	17
Paroxetine Hcl	Paroxetine Hcl	30	suppressed
Tizanidine Hcl	Tizanidine Hcl	30	suppressed
Cephalexin	Cephalexin	29	27
Clonidine Hcl	Clonidine Hcl	29	suppressed
Fluconazole	Fluconazole	28	21
Breo Ellipta	Fluticasone/Vilanterol	27	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	27	23
Primidone	Primidone	27	suppressed
Bupropion Hcl Sr	Bupropion Hcl	25	suppressed
Dutasteride	Dutasteride	25	suppressed
Nitroglycerin	Nitroglycerin	25	14
Azelastine Hcl	Azelastine Hcl	24	13
Carbidopa-Levodopa	Carbidopa/Levodopa	24	suppressed
Fentanyl	Fentanyl	24	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	24	suppressed
Levofloxacin	Levofloxacin	24	22
Solifenacin Succinate	Solifenacin Succinate	24	suppressed
Terazosin Hcl	Terazosin Hcl	24	suppressed
Divalproex Sodium Er	Divalproex Sodium	23	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	23	suppressed
Lactulose	Lactulose	23	suppressed
Lansoprazole	Lansoprazole	23	suppressed
Morphine Sulfate	Morphine Sulfate	23	19
Risperidone	Risperidone	23	suppressed
Tresiba Flextouch U-200	Insulin Degludec	23	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	22	suppressed
Ibuprofen	Ibuprofen	22	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	21	suppressed
Bupropion Hcl	Bupropion Hcl	21	suppressed
Levetiracetam	Levetiracetam	21	suppressed
Metronidazole	Metronidazole	21	18
Belsomra	Suvorexant	20	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	20	suppressed
Methocarbamol	Methocarbamol	19	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	19	suppressed
Spironolactone	Spironolactone	19	suppressed
Topiramate	Topiramate	19	suppressed
Entresto	Sacubitril/Valsartan	18	suppressed
Trulicity	Dulaglutide	18	suppressed
Valacyclovir	Valacyclovir Hcl	18	15
Elmiron	Pentosan Polysulfate Sodium	17	suppressed
Flecainide Acetate	Flecainide Acetate	17	suppressed
Meclizine Hcl	Meclizine Hcl	17	15
Ondansetron Hcl	Ondansetron Hcl	17	12
Febuxostat	Febuxostat	16	suppressed
Humalog Kwikpen U-100	Insulin Lispro	16	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	16	suppressed
Morphine Sulfate Er	Morphine Sulfate	16	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	16	16
Promethazine Hcl	Promethazine Hcl	16	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	15	suppressed
Farxiga	Dapagliflozin Propanediol	15	suppressed
Levemir Flexpen	Insulin Detemir	15	suppressed
Memantine Hcl Er	Memantine Hcl	15	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	15	suppressed
Rexulti	Brexpiprazole	15	suppressed
Symbicort	Budesonide/Formoterol Fumarate	15	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	14	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	14	suppressed
Linzess	Linaclotide	14	suppressed
Nifedipine Er	Nifedipine	13	suppressed
Ofloxacin	Ofloxacin	13	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	13	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	13	suppressed
Testosterone Cypionate	Testosterone Cypionate	13	suppressed
Torsemide	Torsemide	13	suppressed
Alendronate Sodium	Alendronate Sodium	12	suppressed
Calcitriol	Calcitriol	12	suppressed
Chlorthalidone	Chlorthalidone	12	suppressed
Clobetasol Propionate	Clobetasol Propionate	12	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	12	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	12	suppressed
Glyxambi	Empagliflozin/Linagliptin	12	suppressed
Niacin Er	Niacin	12	suppressed
Oxycontin	Oxycodone Hcl	12	suppressed
Tramadol Hcl-Acetaminophen	Tramadol Hcl/Acetaminophen	12	suppressed
Aripiprazole	Aripiprazole	11	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	11	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	11	suppressed
Hydrocortisone	Hydrocortisone	11	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	11	suppressed
Mometasone Furoate	Mometasone Furoate	11	suppressed
Premarin	Estrogens, Conjugated	11	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	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