Healthcare provider profile · identity verified

Robert K Matlack, M.D.

Psychiatry · FAYETTEVILLE, NC · NPI 1700881190

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
Quetiapine FumarateQuetiapine Fumarate42777
Trazodone HclTrazodone Hcl41094
LamotrigineLamotrigine39978
GabapentinGabapentin35053
AripiprazoleAripiprazole34765
Buspirone HclBuspirone Hcl32282
ClonazepamClonazepam31459
RisperidoneRisperidone30329
Sertraline HclSertraline Hcl29359
OlanzapineOlanzapine27737
AlprazolamAlprazolam26154
Bupropion XlBupropion Hcl25249
Hydroxyzine HclHydroxyzine Hcl24467
Venlafaxine Hcl ErVenlafaxine Hcl23142
Escitalopram OxalateEscitalopram Oxalate21663
Duloxetine HclDuloxetine Hcl19657
Fluoxetine HclFluoxetine Hcl18443
MirtazapineMirtazapine18241
LorazepamLorazepam17030
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine16734
Lurasidone HclLurasidone Hcl16322
VraylarCariprazine Hcl16235
Clonidine HclClonidine Hcl14924
TrintellixVortioxetine Hydrobromide14830
Zolpidem TartrateZolpidem Tartrate14328
Divalproex Sodium ErDivalproex Sodium14220
Benztropine MesylateBenztropine Mesylate12318
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine11422
Ziprasidone HclZiprasidone Hcl10615
HaloperidolHaloperidol103suppressed
Prazosin HclPrazosin Hcl9918
Tiagabine HclTiagabine Hcl9822
LevetiracetamLevetiracetam95suppressed
Lithium CarbonateLithium Carbonate9212
Desvenlafaxine Succinate ErDesvenlafaxine Succinate9117
Citalopram HbrCitalopram Hydrobromide86suppressed
FanaptIloperidone84suppressed
DiazepamDiazepam8211
ZonisamideZonisamide7719
OxcarbazepineOxcarbazepine7416
Atomoxetine HclAtomoxetine Hcl7012
Divalproex SodiumDivalproex Sodium6814
Chlorpromazine HclChlorpromazine Hcl65suppressed
TopiramateTopiramate6413
RexultiBrexpiprazole55suppressed
VyvanseLisdexamfetamine Dimesylate52suppressed
Bupropion Hcl SrBupropion Hcl4811
CarbamazepineCarbamazepine36suppressed
Quetiapine Fumarate ErQuetiapine Fumarate36suppressed
Paroxetine HclParoxetine Hcl35suppressed
Propranolol HclPropranolol Hcl34suppressed
Vilazodone HclVilazodone Hcl3411
ConcertaMethylphenidate Hcl32suppressed
Bupropion HclBupropion Hcl31suppressed
ClozapineClozapine30suppressed
Amitriptyline HclAmitriptyline Hcl29suppressed
Doxepin HclDoxepin Hcl29suppressed
Zolpidem Tartrate ErZolpidem Tartrate28suppressed
EszopicloneEszopiclone27suppressed
AmantadineAmantadine Hcl26suppressed
DayvigoLemborexant24suppressed
Cyproheptadine HclCyproheptadine Hcl22suppressed
Fluphenazine HclFluphenazine Hcl20suppressed
BelsomraSuvorexant18suppressed
FetzimaLevomilnacipran Hcl18suppressed
CaplytaLumateperone Tosylate17suppressed
Hydroxyzine PamoateHydroxyzine Pamoate17suppressed
RamelteonRamelteon17suppressed
Dexmethylphenidate Hcl ErDexmethylphenidate Hcl15suppressed
Valproic AcidValproic Acid15suppressed
Guanfacine HclGuanfacine Hcl13suppressed
Haloperidol LactateHaloperidol Lactate13suppressed
Lisdexamfetamine DimesylateLisdexamfetamine Dimesylate13suppressed
TemazepamTemazepam13suppressed
Clomipramine HclClomipramine Hcl12suppressed
Invega SustennaPaliperidone Palmitate12suppressed
Phenelzine SulfatePhenelzine Sulfate12suppressed
ThiothixeneThiothixene12suppressed
Methylphenidate ErMethylphenidate Hcl11suppressed
Seroquel XrQuetiapine Fumarate11suppressed
TriazolamTriazolam11suppressed

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