Healthcare provider profile · identity verified

Shelleen E. Denno, M.D.

Internal Medicine · SANTA ROSA, CA · NPI 1871567164

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
FurosemideFurosemide13623
Atorvastatin CalciumAtorvastatin Calcium12917
GabapentinGabapentin8313
Warfarin SodiumWarfarin Sodium81suppressed
EliquisApixaban68suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen6820
Levothyroxine SodiumLevothyroxine Sodium67suppressed
NystatinNystatin6713
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate6311
Tamsulosin HclTamsulosin Hcl63suppressed
Ondansetron OdtOndansetron5819
PrednisonePrednisone5413
LorazepamLorazepam5212
Losartan PotassiumLosartan Potassium52suppressed
Oxycodone HclOxycodone Hcl52suppressed
Potassium ChloridePotassium Chloride5115
OmeprazoleOmeprazole4913
Divalproex SodiumDivalproex Sodium47suppressed
Amlodipine BesylateAmlodipine Besylate45suppressed
MirtazapineMirtazapine45suppressed
Pantoprazole SodiumPantoprazole Sodium45suppressed
Quetiapine FumarateQuetiapine Fumarate43suppressed
Autoshield Duo Pen NeedlePen Needle,dual Safety,diabetc37suppressed
Donepezil HclDonepezil Hcl36suppressed
FinasterideFinasteride36suppressed
Sertraline HclSertraline Hcl36suppressed
LisinoprilLisinopril34suppressed
SimvastatinSimvastatin34suppressed
CelecoxibCelecoxib33suppressed
Trazodone HclTrazodone Hcl33suppressed
CarvedilolCarvedilol32suppressed
Metoprolol TartrateMetoprolol Tartrate32suppressed
Morphine Sulfate ErMorphine Sulfate31suppressed
Venlafaxine Hcl ErVenlafaxine Hcl31suppressed
Morphine SulfateMorphine Sulfate29suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter29suppressed
BaclofenBaclofen28suppressed
Metformin HclMetformin Hcl27suppressed
LamotrigineLamotrigine26suppressed
DigoxinDigoxin25suppressed
SpironolactoneSpironolactone25suppressed
FamotidineFamotidine24suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog23suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol22suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen21suppressed
ClopidogrelClopidogrel Bisulfate18suppressed
JardianceEmpagliflozin18suppressed
Methenamine HippurateMethenamine Hippurate18suppressed
OlanzapineOlanzapine18suppressed
Ropinirole HclRopinirole Hcl18suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog16suppressed
EndocetOxycodone Hcl/Acetaminophen16suppressed
LevetiracetamLevetiracetam16suppressed
Doxycycline HyclateDoxycycline Hyclate1512
Humalog Kwikpen U-100Insulin Lispro15suppressed
InvokanaCanagliflozin14suppressed
Spiriva HandihalerTiotropium Bromide14suppressed
Albuterol Sulfate HfaAlbuterol Sulfate13suppressed
AzithromycinAzithromycin13suppressed
Incruse ElliptaUmeclidinium Bromide13suppressed
LevofloxacinLevofloxacin1311
Raloxifene HclRaloxifene Hcl13suppressed
AripiprazoleAripiprazole12suppressed
Citalopram HbrCitalopram Hydrobromide12suppressed
Montelukast SodiumMontelukast Sodium12suppressed
Ondansetron HclOndansetron Hcl12suppressed
PregabalinPregabalin12suppressed
XareltoRivaroxaban12suppressed
AtenololAtenolol11suppressed
Bupropion XlBupropion Hcl11suppressed
Oxybutynin Chloride ErOxybutynin Chloride11suppressed

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