Healthcare provider profile · identity verified

Mark Slaven, MD

Psychiatry · ONEIDA, NY · NPI 1750498416

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
RisperidoneRisperidone883103
Buspirone HclBuspirone Hcl83497
Sertraline HclSertraline Hcl717111
Divalproex SodiumDivalproex Sodium69078
Fluoxetine HclFluoxetine Hcl63677
Lithium CarbonateLithium Carbonate62078
OlanzapineOlanzapine48075
Quetiapine FumarateQuetiapine Fumarate47854
Trazodone HclTrazodone Hcl47164
Propranolol HclPropranolol Hcl42256
ClonazepamClonazepam41283
AripiprazoleAripiprazole39558
Benztropine MesylateBenztropine Mesylate36154
LorazepamLorazepam31282
LamotrigineLamotrigine28136
AlprazolamAlprazolam25046
MirtazapineMirtazapine24542
LoxapineLoxapine Succinate23430
Citalopram HbrCitalopram Hydrobromide21526
Chlorpromazine HclChlorpromazine Hcl20620
DiazepamDiazepam19838
HaloperidolHaloperidol18130
Paroxetine HclParoxetine Hcl17623
Escitalopram OxalateEscitalopram Oxalate13119
ClozapineClozapine10815
Fluvoxamine MaleateFluvoxamine Maleate10514
Divalproex Sodium ErDivalproex Sodium9418
Clomipramine HclClomipramine Hcl89suppressed
Venlafaxine Hcl ErVenlafaxine Hcl8616
Hydroxyzine HclHydroxyzine Hcl7924
PerphenazinePerphenazine76suppressed
Propranolol Hcl ErPropranolol Hcl72suppressed
Valproic AcidValproic Acid (As Sodium Salt)62suppressed
Ziprasidone HclZiprasidone Hcl60suppressed
Fluphenazine HclFluphenazine Hcl56suppressed
LactuloseLactulose56suppressed
Olanzapine OdtOlanzapine52suppressed
Clonidine HclClonidine Hcl49suppressed
Hydroxyzine PamoateHydroxyzine Pamoate47suppressed
Thioridazine HclThioridazine Hcl46suppressed
TopiramateTopiramate46suppressed
Alprazolam OdtAlprazolam4311
Bupropion Hcl SrBupropion Hcl38suppressed
Prazosin HclPrazosin Hcl38suppressed
Haloperidol LactateHaloperidol Lactate36suppressed
Naltrexone HclNaltrexone Hcl36suppressed
Duloxetine HclDuloxetine Hcl35suppressed
Alprazolam ErAlprazolam34suppressed
Bupropion HclBupropion Hcl34suppressed
OxcarbazepineOxcarbazepine31suppressed
Lithium Carbonate ErLithium Carbonate30suppressed
NadololNadolol30suppressed
ModafinilModafinil29suppressed
Metoprolol TartrateMetoprolol Tartrate27suppressed
Zolpidem TartrateZolpidem Tartrate27suppressed
Venlafaxine HclVenlafaxine Hcl26suppressed
Donepezil HclDonepezil Hcl25suppressed
Paliperidone ErPaliperidone25suppressed
GabapentinGabapentin24suppressed
Quetiapine Fumarate ErQuetiapine Fumarate23suppressed
Bupropion XlBupropion Hcl20suppressed
Metoprolol SuccinateMetoprolol Succinate20suppressed
Imipramine HclImipramine Hcl18suppressed
Carbamazepine ErCarbamazepine17suppressed
Lithium CitrateLithium Citrate16suppressed
Memantine HclMemantine Hcl16suppressed
TegretolCarbamazepine16suppressed
ThiothixeneThiothixene16suppressed
Clonidine Hcl ErClonidine Hcl13suppressed
Haloperidol DecanoateHaloperidol Decanoate13suppressed
ClonidineClonidine12suppressed
Clozapine OdtClozapine12suppressed
Invega SustennaPaliperidone Palmitate11suppressed
VraylarCariprazine Hcl11suppressed

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