Healthcare provider profile · identity verified

James Y. Youn, MD

Family Practice · SCHAUMBURG, IL · NPI 1881742708

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	460	193
Rosuvastatin Calcium	Rosuvastatin Calcium	285	128
Lisinopril	Lisinopril	235	95
Losartan Potassium	Losartan Potassium	177	78
Amlodipine Besylate	Amlodipine Besylate	171	77
Levothyroxine Sodium	Levothyroxine Sodium	155	66
Glipizide	Glipizide	153	56
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	134	59
Omeprazole	Omeprazole	123	62
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	122	38
Atenolol	Atenolol	120	51
Metoprolol Tartrate	Metoprolol Tartrate	107	40
Hydrochlorothiazide	Hydrochlorothiazide	101	41
Metformin Hcl	Metformin Hcl	100	44
Albuterol Sulfate Hfa	Albuterol Sulfate	97	41
Gabapentin	Gabapentin	95	48
Potassium Chloride	Potassium Chloride	93	42
Simvastatin	Simvastatin	82	35
Pradaxa	Dabigatran Etexilate Mesylate	79	27
Terazosin Hcl	Terazosin Hcl	67	26
Ezetimibe	Ezetimibe	63	28
Allopurinol	Allopurinol	62	26
Furosemide	Furosemide	58	36
Tamsulosin Hcl	Tamsulosin Hcl	57	26
Trazodone Hcl	Trazodone Hcl	54	20
Doxycycline Monohydrate	Doxycycline Monohydrate	52	47
Metformin Hcl Er	Metformin Hcl	51	30
Lorazepam	Lorazepam	50	17
Triamcinolone Acetonide	Triamcinolone Acetonide	49	32
Alendronate Sodium	Alendronate Sodium	41	23
Humulin N	Insulin Nph Human Isophane	41	18
Veo Insulin Syringe	Syringe-Needle,insulin,0.5 Ml	39	16
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	38	18
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	38	13
Spironolactone	Spironolactone	38	19
Clopidogrel	Clopidogrel Bisulfate	33	13
Cephalexin	Cephalexin	32	32
Pantoprazole Sodium	Pantoprazole Sodium	30	14
Azithromycin	Azithromycin	28	27
Meloxicam	Meloxicam	28	21
Mirtazapine	Mirtazapine	28	11
Prednisone	Prednisone	26	26
Sertraline Hcl	Sertraline Hcl	25	12
Clonazepam	Clonazepam	23	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	23	15
Arexvy	Rsvpref3 Antigen/As01e/Pf	22	22
Finasteride	Finasteride	22	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	22	suppressed
Colchicine	Colchicine	21	12
Eliquis	Apixaban	21	suppressed
Hydralazine Hcl	Hydralazine Hcl	21	suppressed
Methocarbamol	Methocarbamol	21	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	21	suppressed
Carvedilol	Carvedilol	20	suppressed
Metoprolol Succinate	Metoprolol Succinate	20	suppressed
Tramadol Hcl	Tramadol Hcl	20	15
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	19	19
Ciprofloxacin Hcl	Ciprofloxacin Hcl	19	19
Citalopram Hbr	Citalopram Hydrobromide	19	suppressed
Estradiol	Estradiol	19	11
Fenofibrate	Fenofibrate	19	suppressed
Jardiance	Empagliflozin	19	11
Alprazolam	Alprazolam	18	13
Oxycodone Hcl	Oxycodone Hcl	18	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	18	16
Fluoxetine Hcl	Fluoxetine Hcl	17	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	17	suppressed
Tizanidine Hcl	Tizanidine Hcl	17	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	16	12
Humulin N Kwikpen	Insulin Nph Human Isophane	16	suppressed
Clobetasol Propionate	Clobetasol Propionate	15	suppressed
Duloxetine Hcl	Duloxetine Hcl	15	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	15	suppressed
Acyclovir	Acyclovir	14	suppressed
Bupropion Hcl Sr	Bupropion Hcl	14	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	14	suppressed
Ropinirole Hcl	Ropinirole Hcl	14	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	13	suppressed
Alvesco	Ciclesonide	12	suppressed
Donepezil Hcl	Donepezil Hcl	12	suppressed
Humulin R	Insulin Regular, Human	12	suppressed
Ipratropium Bromide	Ipratropium Bromide	12	suppressed
Lovastatin	Lovastatin	11	suppressed
Ondansetron Odt	Ondansetron	11	suppressed
Spiriva Respimat	Tiotropium Bromide	11	suppressed
Verapamil Er	Verapamil Hcl	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

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