Healthcare provider profile · identity verified

Daniel Dale Vanhamersveld, MD

Cardiology · SACRAMENTO, CA · NPI 1285671222

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
Olmesartan MedoxomilOlmesartan Medoxomil862293
Rosuvastatin CalciumRosuvastatin Calcium817250
Losartan PotassiumLosartan Potassium567187
FurosemideFurosemide487170
EntrestoSacubitril/Valsartan36087
XareltoRivaroxaban360103
CarvedilolCarvedilol355107
EliquisApixaban345103
Amlodipine BesylateAmlodipine Besylate33894
Metoprolol SuccinateMetoprolol Succinate30592
Nebivolol HclNebivolol Hcl24481
SpironolactoneSpironolactone23472
TelmisartanTelmisartan19961
IndapamideIndapamide18762
ValsartanValsartan18158
Atorvastatin CalciumAtorvastatin Calcium14754
NitroglycerinNitroglycerin14475
ClopidogrelClopidogrel Bisulfate14244
Clonidine HclClonidine Hcl14058
Labetalol HclLabetalol Hcl12834
Potassium ChloridePotassium Chloride11628
BumetanideBumetanide11134
Levothyroxine SodiumLevothyroxine Sodium9026
Diltiazem 24hr Er (Cd)Diltiazem Hcl8630
Amiloride HclAmiloride Hcl8428
LisinoprilLisinopril8422
Metformin HclMetformin Hcl8021
FenofibrateFenofibrate7716
JardianceEmpagliflozin7322
Diltiazem 24hr ErDiltiazem Hcl6819
Metoprolol TartrateMetoprolol Tartrate6626
SotalolSotalol Hcl6318
Nifedipine ErNifedipine5624
Warfarin SodiumWarfarin Sodium4917
Hydralazine HclHydralazine Hcl4415
AtenololAtenolol4311
FenofibrateFenofibrate,micronized4211
Repatha SureclickEvolocumab42suppressed
HydrochlorothiazideHydrochlorothiazide3411
Praluent PenAlirocumab28suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate23suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters23suppressed
FenofibrateFenofibrate Nanocrystallized22suppressed
Flecainide AcetateFlecainide Acetate21suppressed
Sildenafil CitrateSildenafil Citrate21suppressed
FarxigaDapagliflozin Propanediol20suppressed
TorsemideTorsemide19suppressed
AmoxicillinAmoxicillin18suppressed
Dabigatran EtexilateDabigatran Etexilate Mesylate18suppressed
Np ThyroidThyroid,pork18suppressed
IrbesartanIrbesartan16suppressed
Pantoprazole SodiumPantoprazole Sodium16suppressed
Ranolazine ErRanolazine16suppressed
EdarbiAzilsartan Medoxomil15suppressed
FamotidineFamotidine15suppressed
Verapamil ErVerapamil Hcl15suppressed
Benazepril HclBenazepril Hcl13suppressed
Cartia XtDiltiazem Hcl13suppressed
Dilt-XrDiltiazem Hcl13suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide13suppressed
Albuterol Sulfate HfaAlbuterol Sulfate12suppressed
MetolazoneMetolazone12suppressed
MinoxidilMinoxidil12suppressed
Armour ThyroidThyroid,pork11suppressed
OpsumitMacitentan11suppressed

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