Healthcare provider profile · identity verified

Jack R O'Brien, MD

Family Practice · DES MOINES, IA · NPI 1215594312

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 Calcium14539
PrednisonePrednisone139116
Losartan PotassiumLosartan Potassium10433
Levothyroxine SodiumLevothyroxine Sodium10134
Pantoprazole SodiumPantoprazole Sodium9028
Albuterol Sulfate HfaAlbuterol Sulfate8723
GabapentinGabapentin8326
Metformin HclMetformin Hcl7415
Rosuvastatin CalciumRosuvastatin Calcium7218
Amlodipine BesylateAmlodipine Besylate7118
PregabalinPregabalin6917
LisinoprilLisinopril6819
OmeprazoleOmeprazole6720
Trazodone HclTrazodone Hcl5718
MeloxicamMeloxicam5623
FurosemideFurosemide5415
Zolpidem TartrateZolpidem Tartrate5312
Duloxetine HclDuloxetine Hcl5113
AzithromycinAzithromycin5045
Potassium ChloridePotassium Chloride4915
Tamsulosin HclTamsulosin Hcl4914
Fluticasone PropionateFluticasone Propionate4720
Tizanidine HclTizanidine Hcl4733
Nortriptyline HclNortriptyline Hcl41suppressed
Escitalopram OxalateEscitalopram Oxalate40suppressed
Metformin Hcl ErMetformin Hcl38suppressed
Ropinirole HclRopinirole Hcl38suppressed
Sertraline HclSertraline Hcl3816
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav3732
Metoprolol SuccinateMetoprolol Succinate3411
HydrochlorothiazideHydrochlorothiazide3315
Alendronate SodiumAlendronate Sodium32suppressed
CefdinirCefdinir3130
ClopidogrelClopidogrel Bisulfate31suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen30suppressed
JardianceEmpagliflozin29suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen2721
MethocarbamolMethocarbamol2714
LorazepamLorazepam2514
Tramadol HclTramadol Hcl25suppressed
Amitriptyline HclAmitriptyline Hcl24suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2419
TrulicityDulaglutide24suppressed
OzempicSemaglutide23suppressed
Metoprolol TartrateMetoprolol Tartrate2111
Pravastatin SodiumPravastatin Sodium21suppressed
CephalexinCephalexin2017
Cyclobenzaprine HclCyclobenzaprine Hcl2013
Donepezil HclDonepezil Hcl20suppressed
Doxycycline MonohydrateDoxycycline Monohydrate2019
GlimepirideGlimepiride19suppressed
Metoclopramide HclMetoclopramide Hcl19suppressed
Montelukast SodiumMontelukast Sodium19suppressed
Warfarin SodiumWarfarin Sodium19suppressed
Ondansetron OdtOndansetron18suppressed
Venlafaxine Hcl ErVenlafaxine Hcl18suppressed
AtenololAtenolol17suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide17suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1715
Oxybutynin Chloride ErOxybutynin Chloride16suppressed
Breo ElliptaFluticasone/Vilanterol15suppressed
CarvedilolCarvedilol15suppressed
EliquisApixaban15suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro15suppressed
Meclizine HclMeclizine Hcl15suppressed
AlprazolamAlprazolam14suppressed
BaclofenBaclofen14suppressed
Bydureon BciseExenatide Microspheres14suppressed
NaproxenNaproxen14suppressed
Breztri AerosphereBudesonide/Glycopyr/Formoterol13suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl13suppressed
FamotidineFamotidine13suppressed
Sumatriptan SuccinateSumatriptan Succinate13suppressed
CelecoxibCelecoxib12suppressed
FinasterideFinasteride11suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol11suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog11suppressed
Propranolol HclPropranolol Hcl11suppressed
Tresiba Flextouch U-100Insulin Degludec11suppressed
Unifine Pentips PlusPen 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