Healthcare provider profile · identity verified

Richard Dziennik

Nurse Practitioner · ELMIRA, NY · NPI 1689080970

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
OlanzapineOlanzapine29327
Sertraline HclSertraline Hcl26631
Quetiapine FumarateQuetiapine Fumarate16519
LorazepamLorazepam15428
ClonazepamClonazepam15122
Fluoxetine HclFluoxetine Hcl14415
Benztropine MesylateBenztropine Mesylate14017
Divalproex SodiumDivalproex Sodium13616
RisperidoneRisperidone13219
AripiprazoleAripiprazole10713
Haloperidol DecanoateHaloperidol Decanoate97suppressed
HaloperidolHaloperidol81suppressed
Guanfacine Hcl ErGuanfacine Hcl78suppressed
Divalproex Sodium ErDivalproex Sodium7714
Hydroxyzine HclHydroxyzine Hcl7711
Citalopram HbrCitalopram Hydrobromide71suppressed
Prazosin HclPrazosin Hcl65suppressed
Chlorpromazine HclChlorpromazine Hcl64suppressed
GabapentinGabapentin57suppressed
Trazodone HclTrazodone Hcl56suppressed
Bupropion XlBupropion Hcl45suppressed
Lurasidone HclLurasidone Hcl44suppressed
Naltrexone HclNaltrexone Hcl44suppressed
MirtazapineMirtazapine43suppressed
Lithium CarbonateLithium Carbonate42suppressed
Lithium Carbonate ErLithium Carbonate42suppressed
Hydroxyzine PamoateHydroxyzine Pamoate36suppressed
Invega SustennaPaliperidone Palmitate36suppressed
Escitalopram OxalateEscitalopram Oxalate34suppressed
Carbamazepine ErCarbamazepine32suppressed
Propranolol HclPropranolol Hcl32suppressed
Doxepin HclDoxepin Hcl31suppressed
Fluphenazine DecanoateFluphenazine Decanoate30suppressed
Buspirone HclBuspirone Hcl27suppressed
Venlafaxine Hcl ErVenlafaxine Hcl27suppressed
PerphenazinePerphenazine26suppressed
AmantadineAmantadine Hcl22suppressed
AristadaAripiprazole Lauroxil21suppressed
CarbamazepineCarbamazepine21suppressed
TopiramateTopiramate21suppressed
Ziprasidone HclZiprasidone Hcl21suppressed
Propranolol Hcl ErPropranolol Hcl20suppressed
OxcarbazepineOxcarbazepine18suppressed
Quetiapine Fumarate ErQuetiapine Fumarate18suppressed
AlprazolamAlprazolam17suppressed
LamotrigineLamotrigine17suppressed
Atomoxetine HclAtomoxetine Hcl16suppressed
Duloxetine HclDuloxetine Hcl15suppressed
Fluvoxamine MaleateFluvoxamine Maleate14suppressed
Imipramine HclImipramine Hcl14suppressed
Abilify MaintenaAripiprazole13suppressed
Clonidine HclClonidine Hcl12suppressed
Fluphenazine HclFluphenazine Hcl12suppressed
Methylphenidate ErMethylphenidate Hcl11suppressed
Risperdal ConstaRisperidone Microspheres11suppressed

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