Healthcare provider profile · identity verified

Ryan Michael Nadelson, MD

Internal Medicine · GAINESVILLE, GA · NPI 1407110703

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	1279	374
Levothyroxine Sodium	Levothyroxine Sodium	1243	324
Losartan Potassium	Losartan Potassium	967	268
Amlodipine Besylate	Amlodipine Besylate	869	242
Pantoprazole Sodium	Pantoprazole Sodium	645	192
Lisinopril	Lisinopril	611	176
Alprazolam	Alprazolam	590	130
Gabapentin	Gabapentin	586	177
Metoprolol Succinate	Metoprolol Succinate	565	163
Omeprazole	Omeprazole	481	137
Hydrochlorothiazide	Hydrochlorothiazide	436	134
Metformin Hcl	Metformin Hcl	434	132
Trazodone Hcl	Trazodone Hcl	416	129
Rosuvastatin Calcium	Rosuvastatin Calcium	379	113
Tramadol Hcl	Tramadol Hcl	360	101
Zolpidem Tartrate	Zolpidem Tartrate	358	86
Methylprednisolone	Methylprednisolone	342	257
Pravastatin Sodium	Pravastatin Sodium	295	79
Sertraline Hcl	Sertraline Hcl	291	86
Montelukast Sodium	Montelukast Sodium	287	79
Simvastatin	Simvastatin	287	84
Tamsulosin Hcl	Tamsulosin Hcl	280	85
Glipizide Er	Glipizide	277	80
Fluoxetine Hcl	Fluoxetine Hcl	256	82
Albuterol Sulfate Hfa	Albuterol Sulfate	250	75
Furosemide	Furosemide	224	75
Potassium Chloride	Potassium Chloride	219	62
Duloxetine Hcl	Duloxetine Hcl	209	48
Ozempic	Semaglutide	209	39
Clonazepam	Clonazepam	198	36
Azithromycin	Azithromycin	196	166
Escitalopram Oxalate	Escitalopram Oxalate	196	53
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	177	45
Meloxicam	Meloxicam	177	64
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	170	32
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	154	116
Metoprolol Tartrate	Metoprolol Tartrate	148	49
Ezetimibe	Ezetimibe	142	44
Allopurinol	Allopurinol	136	43
Lorazepam	Lorazepam	134	25
Citalopram Hbr	Citalopram Hydrobromide	129	36
Bupropion Xl	Bupropion Hcl	128	37
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	124	48
Januvia	Sitagliptin Phosphate	124	27
Eliquis	Apixaban	118	30
Donepezil Hcl	Donepezil Hcl	117	36
Carvedilol	Carvedilol	116	33
Buspirone Hcl	Buspirone Hcl	115	27
Fluticasone Propionate	Fluticasone Propionate	114	47
Venlafaxine Hcl Er	Venlafaxine Hcl	110	24
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	109	28
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	108	84
Clopidogrel	Clopidogrel Bisulfate	108	33
Ondansetron Hcl	Ondansetron Hcl	107	49
Synthroid	Levothyroxine Sodium	101	24
Atenolol	Atenolol	96	27
Diclofenac Sodium	Diclofenac Sodium	94	30
Temazepam	Temazepam	89	11
Pregabalin	Pregabalin	88	30
Fenofibrate	Fenofibrate	85	24
Quetiapine Fumarate	Quetiapine Fumarate	82	16
Ventolin Hfa	Albuterol Sulfate	81	12
Famotidine	Famotidine	80	26
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	79	25
Amoxicillin	Amoxicillin	77	68
Finasteride	Finasteride	76	21
Promethazine Hcl	Promethazine Hcl	74	14
Tizanidine Hcl	Tizanidine Hcl	73	17
Ropinirole Hcl	Ropinirole Hcl	71	18
Valacyclovir	Valacyclovir Hcl	71	34
Xarelto	Rivaroxaban	69	15
Celecoxib	Celecoxib	67	18
Esomeprazole Magnesium	Esomeprazole Magnesium	67	18
Triamcinolone Acetonide	Triamcinolone Acetonide	67	38
Benazepril Hcl	Benazepril Hcl	66	15
Oxybutynin Chloride Er	Oxybutynin Chloride	66	13
Doxycycline Hyclate	Doxycycline Hyclate	64	45
Mounjaro	Tirzepatide	64	12
Ciprofloxacin Hcl	Ciprofloxacin Hcl	63	57
Fenofibrate	Fenofibrate Nanocrystallized	63	15
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	61	24
Spironolactone	Spironolactone	60	22
Metformin Hcl Er	Metformin Hcl	59	22
Glipizide	Glipizide	56	18
Linzess	Linaclotide	55	13
Memantine Hcl	Memantine Hcl	55	suppressed
Paroxetine Hcl	Paroxetine Hcl	52	14
Amitriptyline Hcl	Amitriptyline Hcl	49	16
Prednisone	Prednisone	49	25
Hydrocortisone	Hydrocortisone	48	17
Oxybutynin Chloride	Oxybutynin Chloride	48	14
Cephalexin	Cephalexin	47	36
Hydralazine Hcl	Hydralazine Hcl	46	12
Diazepam	Diazepam	45	11
Isosorbide Mononitrate Er	Isosorbide Mononitrate	45	15
Lansoprazole	Lansoprazole	44	15
Nystatin	Nystatin	42	27
Olmesartan Medoxomil	Olmesartan Medoxomil	42	11
Warfarin Sodium	Warfarin Sodium	42	11
Alendronate Sodium	Alendronate Sodium	41	suppressed
Fluconazole	Fluconazole	41	28
Meclizine Hcl	Meclizine Hcl	41	30
Ondansetron Odt	Ondansetron	41	21
Sumatriptan Succinate	Sumatriptan Succinate	40	suppressed
Clonidine Hcl	Clonidine Hcl	39	11
Paxlovid	Nirmatrelvir/Ritonavir	39	37
Glimepiride	Glimepiride	36	suppressed
Lovastatin	Lovastatin	36	suppressed
Propranolol Hcl	Propranolol Hcl	36	13
Doxepin Hcl	Doxepin Hcl	34	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	34	13
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	34	suppressed
Breo Ellipta	Fluticasone/Vilanterol	33	suppressed
Irbesartan	Irbesartan	33	suppressed
Methocarbamol	Methocarbamol	33	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	33	suppressed
Belsomra	Suvorexant	32	suppressed
Mirtazapine	Mirtazapine	32	11
Ibuprofen	Ibuprofen	31	13
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	30	suppressed
Jardiance	Empagliflozin	30	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	30	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	30	suppressed
Torsemide	Torsemide	30	12
Levemir Flexpen	Insulin Detemir	29	12
Acetaminophen-Codeine	Acetaminophen With Codeine	28	suppressed
Acyclovir	Acyclovir	28	suppressed
Chlorthalidone	Chlorthalidone	28	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	27	suppressed
Testosterone Cypionate	Testosterone Cypionate	27	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	26	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	26	suppressed
Sotalol	Sotalol Hcl	26	suppressed
Trulicity	Dulaglutide	26	suppressed
Enalapril Maleate	Enalapril Maleate	25	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	25	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	24	suppressed
Eszopiclone	Eszopiclone	24	suppressed
Naproxen	Naproxen	24	suppressed
Terazosin Hcl	Terazosin Hcl	24	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	22	suppressed
Bupropion Hcl Sr	Bupropion Hcl	21	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	21	suppressed
Dutasteride	Dutasteride	21	suppressed
Telmisartan	Telmisartan	21	suppressed
Baclofen	Baclofen	20	suppressed
Myrbetriq	Mirabegron	20	suppressed
Valsartan	Valsartan	20	suppressed
Oxycodone Hcl	Oxycodone Hcl	19	suppressed
Calcitriol	Calcitriol	18	suppressed
Comfort Ez Pen Needle	Pen Needle, Diabetic	18	suppressed
Dabigatran Etexilate	Dabigatran Etexilate Mesylate	18	suppressed
Dexlansoprazole Dr	Dexlansoprazole	18	suppressed
Klor-Con M20	Potassium Chloride	18	suppressed
Livalo	Pitavastatin Calcium	18	suppressed
Prazosin Hcl	Prazosin Hcl	18	suppressed
Sucralfate	Sucralfate	18	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	18	suppressed
Flecainide Acetate	Flecainide Acetate	17	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	17	suppressed
Novolog Flexpen	Insulin Aspart	17	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	16	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	16	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	16	suppressed
Ipratropium Bromide	Ipratropium Bromide	16	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	16	suppressed
Premarin	Estrogens, Conjugated	16	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	16	suppressed
Cimetidine	Cimetidine	15	suppressed
Levetiracetam	Levetiracetam	15	suppressed
Lidocaine	Lidocaine	15	suppressed
Prempro	Estrogen,con/M-Progest Acet	15	suppressed
Ramipril	Ramipril	15	suppressed
Symbicort	Budesonide/Formoterol Fumarate	15	suppressed
Tresiba Flextouch U-100	Insulin Degludec	15	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	15	suppressed
Estradiol	Estradiol	14	suppressed
Febuxostat	Febuxostat	14	suppressed
Felodipine Er	Felodipine	14	suppressed
Topiramate	Topiramate	14	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	14	suppressed
Verapamil Er	Verapamil Hcl	14	suppressed
Colchicine	Colchicine	13	suppressed
Midodrine Hcl	Midodrine Hcl	13	suppressed
Nebivolol Hcl	Nebivolol Hcl	13	suppressed
Nitroglycerin	Nitroglycerin	13	suppressed
Pioglitazone-Metformin	Pioglitazone Hcl/Metformin Hcl	13	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	13	suppressed
Azelastine Hcl	Azelastine Hcl	12	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	12	suppressed
Lamotrigine	Lamotrigine	12	suppressed
Proair Respiclick	Albuterol Sulfate	12	suppressed
Sulfasalazine	Sulfasalazine	12	suppressed
Varenicline Tartrate	Varenicline Tartrate	12	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	11	suppressed
Farxiga	Dapagliflozin Propanediol	11	suppressed
Gemfibrozil	Gemfibrozil	11	suppressed
Novolin 70-30	Insulin Nph Hum/Reg Insulin Hm	11	suppressed
Raloxifene Hcl	Raloxifene Hcl	11	suppressed
Restasis	Cyclosporine	11	suppressed
Tolterodine Tartrate	Tolterodine Tartrate	11	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	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