Healthcare provider profile · identity verified

Michael J Pattillo, MD

Internal Medicine · RICHLAND, WA · NPI 1992798805

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 Calcium32582
Losartan PotassiumLosartan Potassium27863
Levothyroxine SodiumLevothyroxine Sodium26866
Amlodipine BesylateAmlodipine Besylate15235
LisinoprilLisinopril14234
Tamsulosin HclTamsulosin Hcl14239
OmeprazoleOmeprazole12635
Metformin HclMetformin Hcl11123
Metoprolol SuccinateMetoprolol Succinate10626
Citalopram HbrCitalopram Hydrobromide10021
ClopidogrelClopidogrel Bisulfate9017
SimvastatinSimvastatin8421
HydrochlorothiazideHydrochlorothiazide8022
Rosuvastatin CalciumRosuvastatin Calcium7218
Trazodone HclTrazodone Hcl7214
MeloxicamMeloxicam6919
GabapentinGabapentin6620
FarxigaDapagliflozin Propanediol61suppressed
Tramadol HclTramadol Hcl57suppressed
Potassium ChloridePotassium Chloride5414
SynthroidLevothyroxine Sodium5412
Duloxetine HclDuloxetine Hcl52suppressed
AllopurinolAllopurinol4712
Donepezil HclDonepezil Hcl4611
Metformin Hcl ErMetformin Hcl4311
FurosemideFurosemide4211
FamotidineFamotidine41suppressed
IrbesartanIrbesartan4111
Oxycodone HclOxycodone Hcl41suppressed
EzetimibeEzetimibe38suppressed
Montelukast SodiumMontelukast Sodium3811
Zolpidem TartrateZolpidem Tartrate3713
Alendronate SodiumAlendronate Sodium33suppressed
EliquisApixaban33suppressed
Fluoxetine HclFluoxetine Hcl33suppressed
Pantoprazole SodiumPantoprazole Sodium3211
Sertraline HclSertraline Hcl32suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen31suppressed
Metoprolol TartrateMetoprolol Tartrate30suppressed
SpironolactoneSpironolactone30suppressed
CarvedilolCarvedilol27suppressed
Fluticasone PropionateFluticasone Propionate2611
JardianceEmpagliflozin26suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen26suppressed
Oxybutynin ChlorideOxybutynin Chloride25suppressed
FinasterideFinasteride24suppressed
GlipizideGlipizide22suppressed
AbrysvoRsv Vacc, Pref A And Pref B/Pf2121
Lantus SolostarInsulin Glargine,hum.Rec.Anlog21suppressed
Pravastatin SodiumPravastatin Sodium21suppressed
ClonazepamClonazepam20suppressed
IbuprofenIbuprofen20suppressed
MounjaroTirzepatide20suppressed
TrulicityDulaglutide20suppressed
Bupropion XlBupropion Hcl19suppressed
AcyclovirAcyclovir18suppressed
AtenololAtenolol18suppressed
Doxazosin MesylateDoxazosin Mesylate18suppressed
EstradiolEstradiol18suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1814
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1613
Cyclobenzaprine HclCyclobenzaprine Hcl16suppressed
Diclofenac SodiumDiclofenac Sodium16suppressed
LansoprazoleLansoprazole16suppressed
Ropinirole HclRopinirole Hcl16suppressed
ChlorthalidoneChlorthalidone15suppressed
DutasterideDutasteride15suppressed
Escitalopram OxalateEscitalopram Oxalate15suppressed
GlimepirideGlimepiride15suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide15suppressed
Paroxetine HclParoxetine Hcl15suppressed
Pioglitazone HclPioglitazone Hcl15suppressed
PremarinEstrogens, Conjugated15suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1512
CelecoxibCelecoxib14suppressed
Hydralazine HclHydralazine Hcl14suppressed
Methylphenidate ErMethylphenidate Hcl14suppressed
OlanzapineOlanzapine14suppressed
Tolterodine Tartrate ErTolterodine Tartrate14suppressed
Ziprasidone HclZiprasidone Hcl14suppressed
Amitriptyline HclAmitriptyline Hcl13suppressed
CilostazolCilostazol13suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate13suppressed
ModafinilModafinil13suppressed
RybelsusSemaglutide13suppressed
Bydureon BciseExenatide Microspheres12suppressed
Ciprofloxacin HclCiprofloxacin Hcl12suppressed
Doxepin HclDoxepin Hcl12suppressed
NabumetoneNabumetone12suppressed
NaproxenNaproxen12suppressed
Venlafaxine Hcl ErVenlafaxine Hcl12suppressed
LorazepamLorazepam11suppressed
PentoxifyllinePentoxifylline11suppressed

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