Healthcare provider profile · identity verified

Xia Vang, MD

Family Practice · MEQUON, WI · NPI 1750745162

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

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium26380
Amlodipine BesylateAmlodipine Besylate17053
LisinoprilLisinopril15348
Losartan PotassiumLosartan Potassium14856
Levothyroxine SodiumLevothyroxine Sodium11740
Albuterol Sulfate HfaAlbuterol Sulfate10338
OmeprazoleOmeprazole10032
SimvastatinSimvastatin9838
HydrochlorothiazideHydrochlorothiazide9538
Metformin HclMetformin Hcl9231
GabapentinGabapentin8830
Metoprolol SuccinateMetoprolol Succinate8828
Pantoprazole SodiumPantoprazole Sodium8337
Metoprolol TartrateMetoprolol Tartrate7228
Pravastatin SodiumPravastatin Sodium7126
Fluticasone PropionateFluticasone Propionate6627
FamotidineFamotidine6520
EliquisApixaban6314
FurosemideFurosemide5721
Tamsulosin HclTamsulosin Hcl5118
GlipizideGlipizide4816
Cyclobenzaprine HclCyclobenzaprine Hcl4614
Bupropion XlBupropion Hcl4314
Potassium ChloridePotassium Chloride42suppressed
AllopurinolAllopurinol4114
Citalopram HbrCitalopram Hydrobromide4011
MeloxicamMeloxicam3916
Tramadol HclTramadol Hcl38suppressed
Trazodone HclTrazodone Hcl3820
Amitriptyline HclAmitriptyline Hcl37suppressed
Metformin Hcl ErMetformin Hcl3615
Escitalopram OxalateEscitalopram Oxalate3412
CarvedilolCarvedilol3214
JardianceEmpagliflozin31suppressed
ClopidogrelClopidogrel Bisulfate3012
Sertraline HclSertraline Hcl3012
Doxycycline HyclateDoxycycline Hyclate2911
Fluticasone-SalmeterolFluticasone Propion/Salmeterol29suppressed
LorazepamLorazepam27suppressed
LovastatinLovastatin26suppressed
AtenololAtenolol2511
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine25suppressed
Montelukast SodiumMontelukast Sodium25suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2513
Duloxetine HclDuloxetine Hcl24suppressed
Ondansetron OdtOndansetron24suppressed
Rosuvastatin CalciumRosuvastatin Calcium2412
Warfarin SodiumWarfarin Sodium24suppressed
AlprazolamAlprazolam23suppressed
Fluoxetine HclFluoxetine Hcl22suppressed
MirtazapineMirtazapine21suppressed
Alendronate SodiumAlendronate Sodium20suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen20suppressed
Acetaminophen-CodeineAcetaminophen With Codeine19suppressed
EstradiolEstradiol18suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog18suppressed
Liothyronine SodiumLiothyronine Sodium18suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen18suppressed
PrednisonePrednisone18suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide17suppressed
EzetimibeEzetimibe16suppressed
FenofibrateFenofibrate Nanocrystallized16suppressed
GlimepirideGlimepiride16suppressed
OzempicSemaglutide16suppressed
ValacyclovirValacyclovir Hcl16suppressed
ValsartanValsartan16suppressed
LinzessLinaclotide15suppressed
Sumatriptan SuccinateSumatriptan Succinate15suppressed
Venlafaxine Hcl ErVenlafaxine Hcl15suppressed
JanuviaSitagliptin Phosphate14suppressed
Paroxetine HclParoxetine Hcl14suppressed
Bydureon BciseExenatide Microspheres13suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip13suppressed
Diclofenac SodiumDiclofenac Sodium13suppressed
Doxazosin MesylateDoxazosin Mesylate13suppressed
FarxigaDapagliflozin Propanediol13suppressed
AripiprazoleAripiprazole12suppressed
LevetiracetamLevetiracetam12suppressed
ScopolamineScopolamine12suppressed
Buspirone HclBuspirone Hcl11suppressed
Fiasp FlextouchInsulin Aspart (Niacinamide)11suppressed
Hydroxyzine HclHydroxyzine Hcl11suppressed
MyrbetriqMirabegron11suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic11suppressed

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.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
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