Healthcare provider profile · identity verified

Robert William Gerber, MD

Family Practice · COOS BAY, OR · NPI 1518941350

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
Sertraline HclSertraline Hcl24950
Divalproex Sodium ErDivalproex Sodium21762
Atorvastatin CalciumAtorvastatin Calcium19536
Clomipramine HclClomipramine Hcl16830
Amitriptyline HclAmitriptyline Hcl16133
Prazosin HclPrazosin Hcl15925
Doxepin HclDoxepin Hcl15433
Trazodone HclTrazodone Hcl15432
ClonazepamClonazepam14629
EliquisApixaban14617
MirtazapineMirtazapine13227
AripiprazoleAripiprazole13020
LorazepamLorazepam13024
FurosemideFurosemide12827
Hydroxyzine PamoateHydroxyzine Pamoate12836
GabapentinGabapentin12128
Potassium ChloridePotassium Chloride11921
Fluoxetine HclFluoxetine Hcl10519
Propranolol HclPropranolol Hcl10229
Bupropion XlBupropion Hcl9616
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine8516
Ondansetron HclOndansetron Hcl8413
Buspirone HclBuspirone Hcl8315
Duloxetine HclDuloxetine Hcl8218
Quetiapine FumarateQuetiapine Fumarate8211
Tamsulosin HclTamsulosin Hcl7613
Divalproex SodiumDivalproex Sodium7515
Amlodipine BesylateAmlodipine Besylate6815
CarvedilolCarvedilol6312
Metoprolol TartrateMetoprolol Tartrate6213
Bupropion Hcl SrBupropion Hcl60suppressed
Losartan PotassiumLosartan Potassium6013
ClopidogrelClopidogrel Bisulfate5912
Metformin HclMetformin Hcl59suppressed
Oxycodone HclOxycodone Hcl5312
Escitalopram OxalateEscitalopram Oxalate5212
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen52suppressed
Levothyroxine SodiumLevothyroxine Sodium5216
AlprazolamAlprazolam4914
LevetiracetamLevetiracetam48suppressed
Metoprolol SuccinateMetoprolol Succinate48suppressed
BaclofenBaclofen47suppressed
LisinoprilLisinopril47suppressed
Enoxaparin SodiumEnoxaparin Sodium45suppressed
Citalopram HbrCitalopram Hydrobromide43suppressed
Pantoprazole SodiumPantoprazole Sodium4311
Warfarin SodiumWarfarin Sodium42suppressed
Donepezil HclDonepezil Hcl41suppressed
Venlafaxine Hcl ErVenlafaxine Hcl41suppressed
Hydroxyzine HclHydroxyzine Hcl4017
LamotrigineLamotrigine3811
Lamotrigine ErLamotrigine38suppressed
Atomoxetine HclAtomoxetine Hcl35suppressed
OlanzapineOlanzapine34suppressed
Venlafaxine HclVenlafaxine Hcl34suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim3314
Memantine HclMemantine Hcl32suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl30suppressed
Quetiapine Fumarate ErQuetiapine Fumarate29suppressed
RisperidoneRisperidone29suppressed
Tramadol HclTramadol Hcl28suppressed
VraylarCariprazine Hcl27suppressed
XareltoRivaroxaban26suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine25suppressed
GlipizideGlipizide25suppressed
LevofloxacinLevofloxacin2511
FamotidineFamotidine24suppressed
HaloperidolHaloperidol24suppressed
OxcarbazepineOxcarbazepine24suppressed
Paroxetine HclParoxetine Hcl24suppressed
PregabalinPregabalin23suppressed
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate22suppressed
AllopurinolAllopurinol21suppressed
Insulin Aspart FlexpenInsulin Aspart21suppressed
BumetanideBumetanide20suppressed
FentanylFentanyl20suppressed
Fluticasone PropionateFluticasone Propionate20suppressed
Methylphenidate HclMethylphenidate Hcl20suppressed
Oseltamivir PhosphateOseltamivir Phosphate2016
SpironolactoneSpironolactone20suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn19suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride19suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst19suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl19suppressed
TemazepamTemazepam17suppressed
CephalexinCephalexin16suppressed
DiazepamDiazepam15suppressed
Humalog Kwikpen U-100Insulin Lispro15suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate15suppressed
Lithium Carbonate ErLithium Carbonate15suppressed
Diclofenac SodiumDiclofenac Sodium14suppressed
Doxazosin MesylateDoxazosin Mesylate14suppressed
LybalviOlanzapine/Samidorphan Malate14suppressed
Oxybutynin ChlorideOxybutynin Chloride14suppressed
Zolpidem TartrateZolpidem Tartrate14suppressed
Albuterol Sulfate HfaAlbuterol Sulfate13suppressed
Carbidopa-LevodopaCarbidopa/Levodopa13suppressed
LansoprazoleLansoprazole13suppressed
Triamcinolone AcetonideTriamcinolone Acetonide13suppressed
Brimonidine TartrateBrimonidine Tartrate12suppressed
ClobazamClobazam12suppressed
Enalapril MaleateEnalapril Maleate12suppressed
FebuxostatFebuxostat12suppressed
GlimepirideGlimepiride12suppressed
LovastatinLovastatin12suppressed
Midodrine HclMidodrine Hcl12suppressed
OmeprazoleOmeprazole12suppressed
PrimidonePrimidone12suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog11suppressed
EstradiolEstradiol11suppressed
LatanoprostLatanoprost11suppressed
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