Healthcare provider profile · identity verified

Neil K Luy, MD

Internal Medicine · MILWAUKEE, WI · NPI 1609827450

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	623	174
Amlodipine Besylate	Amlodipine Besylate	459	127
Gabapentin	Gabapentin	330	77
Losartan Potassium	Losartan Potassium	263	78
Omeprazole	Omeprazole	239	64
Lisinopril	Lisinopril	225	60
Metoprolol Succinate	Metoprolol Succinate	219	62
Pantoprazole Sodium	Pantoprazole Sodium	187	43
Levothyroxine Sodium	Levothyroxine Sodium	178	54
Metformin Hcl	Metformin Hcl	177	46
Albuterol Sulfate Hfa	Albuterol Sulfate	175	53
Pravastatin Sodium	Pravastatin Sodium	173	41
Rosuvastatin Calcium	Rosuvastatin Calcium	158	43
Eliquis	Apixaban	150	29
Tamsulosin Hcl	Tamsulosin Hcl	147	39
Fluticasone Propionate	Fluticasone Propionate	141	54
Trazodone Hcl	Trazodone Hcl	127	35
Furosemide	Furosemide	116	28
Tramadol Hcl	Tramadol Hcl	107	21
Prednisone	Prednisone	103	60
Tizanidine Hcl	Tizanidine Hcl	99	23
Hydrochlorothiazide	Hydrochlorothiazide	98	31
Duloxetine Hcl	Duloxetine Hcl	96	31
Allopurinol	Allopurinol	89	21
Simvastatin	Simvastatin	80	24
Triamcinolone Acetonide	Triamcinolone Acetonide	75	32
Metoprolol Tartrate	Metoprolol Tartrate	73	19
Montelukast Sodium	Montelukast Sodium	69	18
Carvedilol	Carvedilol	66	24
Baclofen	Baclofen	62	20
Metformin Hcl Er	Metformin Hcl	60	15
Valsartan	Valsartan	58	17
Warfarin Sodium	Warfarin Sodium	58	17
Jardiance	Empagliflozin	57	18
Mounjaro	Tirzepatide	56	suppressed
Clopidogrel	Clopidogrel Bisulfate	54	13
Trulicity	Dulaglutide	54	11
Zolpidem Tartrate	Zolpidem Tartrate	53	suppressed
Myrbetriq	Mirabegron	50	11
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	49	17
Sertraline Hcl	Sertraline Hcl	49	13
Potassium Chloride	Potassium Chloride	48	14
Ozempic	Semaglutide	44	11
Finasteride	Finasteride	42	12
Spironolactone	Spironolactone	42	13
Hydralazine Hcl	Hydralazine Hcl	38	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	38	12
Meloxicam	Meloxicam	38	14
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	38	suppressed
Pregabalin	Pregabalin	38	14
Famotidine	Famotidine	37	11
Escitalopram Oxalate	Escitalopram Oxalate	36	11
Incruse Ellipta	Umeclidinium Bromide	36	suppressed
Mirtazapine	Mirtazapine	36	suppressed
Spiriva Handihaler	Tiotropium Bromide	36	suppressed
Buspirone Hcl	Buspirone Hcl	35	suppressed
Oxycodone Hcl	Oxycodone Hcl	35	16
Valacyclovir	Valacyclovir Hcl	35	suppressed
Glimepiride	Glimepiride	34	suppressed
Lorazepam	Lorazepam	34	suppressed
Xarelto	Rivaroxaban	34	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	33	suppressed
Atenolol	Atenolol	33	suppressed
Chlorthalidone	Chlorthalidone	32	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	31	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	30	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	29	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	29	suppressed
Alprazolam	Alprazolam	28	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	28	26
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	28	suppressed
Ezetimibe	Ezetimibe	28	suppressed
Ibuprofen	Ibuprofen	28	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	28	suppressed
Alendronate Sodium	Alendronate Sodium	27	suppressed
Bupropion Xl	Bupropion Hcl	26	suppressed
Clonazepam	Clonazepam	26	suppressed
Diazepam	Diazepam	26	suppressed
Hydrocortisone	Hydrocortisone	26	11
Azithromycin	Azithromycin	25	22
Bumetanide	Bumetanide	25	suppressed
Cilostazol	Cilostazol	25	suppressed
Lidocaine	Lidocaine	25	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	24	suppressed
Symbicort	Budesonide/Formoterol Fumarate	24	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	23	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	23	suppressed
Topiramate	Topiramate	23	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	23	suppressed
Citalopram Hbr	Citalopram Hydrobromide	22	suppressed
Clonidine Hcl	Clonidine Hcl	22	suppressed
Klor-Con M20	Potassium Chloride	22	suppressed
Midodrine Hcl	Midodrine Hcl	22	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	21	suppressed
Levetiracetam	Levetiracetam	21	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	19	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	19	17
Farxiga	Dapagliflozin Propanediol	19	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	19	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	18	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	18	suppressed
Irbesartan	Irbesartan	18	suppressed
Ketoconazole	Ketoconazole	18	suppressed
Ondansetron Odt	Ondansetron	18	15
Promethazine Hcl	Promethazine Hcl	18	suppressed
Synthroid	Levothyroxine Sodium	18	suppressed
Acyclovir	Acyclovir	17	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	17	suppressed
Donepezil Hcl	Donepezil Hcl	17	suppressed
Lamotrigine	Lamotrigine	17	suppressed
Ropinirole Hcl	Ropinirole Hcl	17	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	16	suppressed
Humulin 70-30	Insulin Nph Hum/Reg Insulin Hm	16	suppressed
Linzess	Linaclotide	16	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	16	suppressed
Propranolol Hcl Er	Propranolol Hcl	16	suppressed
Enalapril Maleate	Enalapril Maleate	15	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	15	suppressed
Propranolol Hcl	Propranolol Hcl	15	suppressed
Renvela	Sevelamer Carbonate	14	suppressed
Ventolin Hfa	Albuterol Sulfate	14	suppressed
Clobetasol Propionate	Clobetasol Propionate	13	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	13	suppressed
Insulin Lispro Protamine Mix	Insulin Lispro Protamin/Lispro	13	suppressed
Carbamazepine	Carbamazepine	12	suppressed
Diclofenac Sodium	Diclofenac Sodium	12	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	12	suppressed
Labetalol Hcl	Labetalol Hcl	12	suppressed
Morphine Sulfate	Morphine Sulfate	12	suppressed
Nitroglycerin	Nitroglycerin	12	suppressed
Pyridostigmine Bromide	Pyridostigmine Bromide	12	suppressed
Rivastigmine	Rivastigmine Tartrate	12	suppressed
Glipizide Er	Glipizide	11	suppressed
Lactulose	Lactulose	11	suppressed
Mupirocin	Mupirocin	11	suppressed
Nurtec Odt	Rimegepant Sulfate	11	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	11	11
Terazosin Hcl	Terazosin Hcl	11	suppressed
Tradjenta	Linagliptin	11	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	11	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	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