Healthcare provider profile · identity verified

Ericka R Walker Williams, M.D.

Internal Medicine · DALLAS, TX · NPI 1285885228

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
Amlodipine BesylateAmlodipine Besylate451163
Atorvastatin CalciumAtorvastatin Calcium344128
Losartan PotassiumLosartan Potassium25486
OzempicSemaglutide18342
Rosuvastatin CalciumRosuvastatin Calcium16970
Levothyroxine SodiumLevothyroxine Sodium16355
GabapentinGabapentin16058
HydrochlorothiazideHydrochlorothiazide15457
CarvedilolCarvedilol13858
Fluticasone PropionateFluticasone Propionate13661
Pantoprazole SodiumPantoprazole Sodium13661
Potassium ChloridePotassium Chloride12937
Albuterol Sulfate HfaAlbuterol Sulfate12551
LisinoprilLisinopril12044
Metformin HclMetformin Hcl11743
MounjaroTirzepatide11723
FurosemideFurosemide11444
Metformin Hcl ErMetformin Hcl10741
OmeprazoleOmeprazole9531
SimvastatinSimvastatin9225
Montelukast SodiumMontelukast Sodium8936
AllopurinolAllopurinol8429
JardianceEmpagliflozin8025
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide7831
Duloxetine HclDuloxetine Hcl7622
Trazodone HclTrazodone Hcl7233
Pravastatin SodiumPravastatin Sodium7125
Tizanidine HclTizanidine Hcl6817
Alendronate SodiumAlendronate Sodium6521
EliquisApixaban6519
SpironolactoneSpironolactone6420
Olmesartan MedoxomilOlmesartan Medoxomil6221
Diclofenac SodiumDiclofenac Sodium6126
Azelastine HclAzelastine Hcl5730
Metoprolol SuccinateMetoprolol Succinate5726
Nifedipine ErNifedipine5523
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5417
RybelsusSemaglutide5317
Escitalopram OxalateEscitalopram Oxalate4813
FamotidineFamotidine4720
Sertraline HclSertraline Hcl4518
Tamsulosin HclTamsulosin Hcl4518
Acetaminophen-CodeineAcetaminophen With Codeine4128
Metoprolol TartrateMetoprolol Tartrate4116
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav3934
Cyclobenzaprine HclCyclobenzaprine Hcl3921
AzithromycinAzithromycin3733
PregabalinPregabalin3717
Triamcinolone AcetonideTriamcinolone Acetonide3717
MeloxicamMeloxicam3614
EzetimibeEzetimibe3517
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen3418
Tramadol HclTramadol Hcl3420
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid34suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide3411
Lantus SolostarInsulin Glargine,hum.Rec.Anlog33suppressed
ChlorthalidoneChlorthalidone3016
Hydralazine HclHydralazine Hcl3012
Ventolin HfaAlbuterol Sulfate3011
ValacyclovirValacyclovir Hcl2915
ClopidogrelClopidogrel Bisulfate2511
LinzessLinaclotide2511
MethocarbamolMethocarbamol2312
MirtazapineMirtazapine23suppressed
ValsartanValsartan23suppressed
FluconazoleFluconazole2216
Fluticasone-SalmeterolFluticasone Propion/Salmeterol21suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide21suppressed
Buspirone HclBuspirone Hcl20suppressed
CelecoxibCelecoxib20suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium20suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride20suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide20suppressed
Vitamin D2Ergocalciferol (Vitamin D2)20suppressed
Bupropion XlBupropion Hcl19suppressed
EstradiolEstradiol19suppressed
Hydroxyzine HclHydroxyzine Hcl19suppressed
Warfarin SodiumWarfarin Sodium18suppressed
TelmisartanTelmisartan17suppressed
TorsemideTorsemide17suppressed
Zolpidem TartrateZolpidem Tartrate17suppressed
GlipizideGlipizide16suppressed
Glipizide ErGlipizide16suppressed
KetoconazoleKetoconazole16suppressed
LidocaineLidocaine16suppressed
SynthroidLevothyroxine Sodium16suppressed
XareltoRivaroxaban16suppressed
ColchicineColchicine1512
GlimepirideGlimepiride15suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1515
Ondansetron OdtOndansetron15suppressed
PrednisonePrednisone1514
AtenololAtenolol13suppressed
ClonazepamClonazepam13suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl13suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1311
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril12suppressed
BaclofenBaclofen12suppressed
EpinephrineEpinephrine12suppressed
Klor-Con M20Potassium Chloride12suppressed
MyrbetriqMirabegron12suppressed
TrulicityDulaglutide12suppressed
Memantine Hcl ErMemantine Hcl11suppressed
PaxlovidNirmatrelvir/Ritonavir1111
SucralfateSucralfate11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed
Venlafaxine Hcl ErVenlafaxine Hcl11suppressed
Wixela InhubFluticasone Propion/Salmeterol11suppressed

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