Healthcare provider profile · identity verified

William Cameron Annear, MD

Family Practice · WEST MIFFLIN, PA · NPI 1992796700

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 Calcium668245
LisinoprilLisinopril390142
Amlodipine BesylateAmlodipine Besylate370133
Metformin HclMetformin Hcl282100
Rosuvastatin CalciumRosuvastatin Calcium25293
Pantoprazole SodiumPantoprazole Sodium23999
Levothyroxine SodiumLevothyroxine Sodium22983
Tamsulosin HclTamsulosin Hcl21577
OmeprazoleOmeprazole21273
GabapentinGabapentin17961
FurosemideFurosemide17562
Metoprolol SuccinateMetoprolol Succinate16559
Trazodone HclTrazodone Hcl15356
HydrochlorothiazideHydrochlorothiazide14552
SimvastatinSimvastatin14056
Losartan PotassiumLosartan Potassium13757
Pravastatin SodiumPravastatin Sodium12746
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide11745
JardianceEmpagliflozin11636
Potassium ChloridePotassium Chloride11441
Fluticasone PropionateFluticasone Propionate11352
Albuterol Sulfate HfaAlbuterol Sulfate11059
FamotidineFamotidine10533
Metformin Hcl ErMetformin Hcl10343
EliquisApixaban10232
Sertraline HclSertraline Hcl10141
AllopurinolAllopurinol9629
Hydralazine HclHydralazine Hcl9524
Metoprolol TartrateMetoprolol Tartrate9342
OzempicSemaglutide9019
Lantus SolostarInsulin Glargine,hum.Rec.Anlog8123
MirtazapineMirtazapine7830
Alendronate SodiumAlendronate Sodium7628
AtenololAtenolol7128
Diltiazem 24hr Er (Cd)Diltiazem Hcl5920
Zolpidem TartrateZolpidem Tartrate58suppressed
FinasterideFinasteride5320
SpironolactoneSpironolactone5317
Duloxetine HclDuloxetine Hcl5120
IrbesartanIrbesartan5123
Oxybutynin Chloride ErOxybutynin Chloride50suppressed
Tramadol HclTramadol Hcl49suppressed
Doxazosin MesylateDoxazosin Mesylate4815
CarvedilolCarvedilol4718
Montelukast SodiumMontelukast Sodium4717
ClopidogrelClopidogrel Bisulfate4617
MeloxicamMeloxicam4320
ChlorthalidoneChlorthalidone4116
Venlafaxine Hcl ErVenlafaxine Hcl3812
Bupropion XlBupropion Hcl3715
Donepezil HclDonepezil Hcl37suppressed
TrulicityDulaglutide37suppressed
EzetimibeEzetimibe3515
Nortriptyline HclNortriptyline Hcl3511
Clonidine HclClonidine Hcl3413
Escitalopram OxalateEscitalopram Oxalate3318
Hydroxyzine HclHydroxyzine Hcl3312
Fluoxetine HclFluoxetine Hcl32suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen32suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter3213
AlprazolamAlprazolam3116
GlimepirideGlimepiride3111
JanuviaSitagliptin Phosphate3011
Meclizine HclMeclizine Hcl3017
SucralfateSucralfate30suppressed
Citalopram HbrCitalopram Hydrobromide2712
Amitriptyline HclAmitriptyline Hcl26suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid26suppressed
GlipizideGlipizide25suppressed
IbuprofenIbuprofen2412
LinzessLinaclotide24suppressed
Ropinirole HclRopinirole Hcl24suppressed
Azelastine HclAzelastine Hcl23suppressed
LovastatinLovastatin23suppressed
ClonazepamClonazepam22suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended22suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl22suppressed
PregabalinPregabalin22suppressed
XareltoRivaroxaban22suppressed
BaclofenBaclofen21suppressed
Doxepin HclDoxepin Hcl21suppressed
Solifenacin SuccinateSolifenacin Succinate21suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide20suppressed
Nifedipine ErNifedipine20suppressed
Breo ElliptaFluticasone/Vilanterol19suppressed
Sumatriptan SuccinateSumatriptan Succinate19suppressed
SynthroidLevothyroxine Sodium19suppressed
TopiramateTopiramate19suppressed
Warfarin SodiumWarfarin Sodium19suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol18suppressed
Ipratropium BromideIpratropium Bromide17suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen17suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog16suppressed
CelecoxibCelecoxib16suppressed
Fludrocortisone AcetateFludrocortisone Acetate16suppressed
MounjaroTirzepatide16suppressed
TradjentaLinagliptin16suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1611
Doxycycline HyclateDoxycycline Hyclate1413
FenofibrateFenofibrate Nanocrystallized14suppressed
KetoconazoleKetoconazole1411
Propranolol Hcl ErPropranolol Hcl14suppressed
Incruse ElliptaUmeclidinium Bromide13suppressed
Midodrine HclMidodrine Hcl13suppressed
Pioglitazone HclPioglitazone Hcl13suppressed
Glipizide ErGlipizide12suppressed
Olmesartan MedoxomilOlmesartan Medoxomil12suppressed
Ondansetron HclOndansetron Hcl12suppressed
Oxybutynin ChlorideOxybutynin Chloride12suppressed
Quetiapine FumarateQuetiapine Fumarate12suppressed
LorazepamLorazepam11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
PrednisonePrednisone11suppressed
RepaglinideRepaglinide11suppressed
Tizanidine HclTizanidine Hcl11suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog11suppressed
ValsartanValsartan11suppressed

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