Healthcare provider profile · identity verified

David James Castaldo, M.D.

Internal Medicine · CHESAPEAKE, VA · NPI 1912970955

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
Atorvastatin CalciumAtorvastatin Calcium28382
Rosuvastatin CalciumRosuvastatin Calcium25282
Amlodipine BesylateAmlodipine Besylate21563
LisinoprilLisinopril18957
HydrochlorothiazideHydrochlorothiazide16946
Levothyroxine SodiumLevothyroxine Sodium16345
Losartan PotassiumLosartan Potassium15745
OmeprazoleOmeprazole12646
Metformin HclMetformin Hcl9530
Metformin Hcl ErMetformin Hcl9532
Metoprolol SuccinateMetoprolol Succinate8429
Sertraline HclSertraline Hcl6621
FurosemideFurosemide5921
Montelukast SodiumMontelukast Sodium5519
Trazodone HclTrazodone Hcl5420
ShingrixVaricella-Zoster Ge/As01b/Pf5341
Tamsulosin HclTamsulosin Hcl5317
Albuterol Sulfate HfaAlbuterol Sulfate5231
SpironolactoneSpironolactone5014
AllopurinolAllopurinol4413
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide4411
EliquisApixaban41suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide4111
SimvastatinSimvastatin4115
Venlafaxine Hcl ErVenlafaxine Hcl4112
MounjaroTirzepatide39suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf3535
OzempicSemaglutide3514
Fluticasone PropionateFluticasone Propionate3422
Citalopram HbrCitalopram Hydrobromide32suppressed
GlimepirideGlimepiride31suppressed
ClopidogrelClopidogrel Bisulfate30suppressed
CarvedilolCarvedilol2912
Metoprolol TartrateMetoprolol Tartrate29suppressed
Donepezil HclDonepezil Hcl28suppressed
Pravastatin SodiumPravastatin Sodium28suppressed
Potassium ChloridePotassium Chloride2712
EzetimibeEzetimibe26suppressed
GabapentinGabapentin2614
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2624
MeloxicamMeloxicam25suppressed
Amitriptyline HclAmitriptyline Hcl24suppressed
Ondansetron OdtOndansetron24suppressed
Pantoprazole SodiumPantoprazole Sodium24suppressed
Escitalopram OxalateEscitalopram Oxalate23suppressed
SynthroidLevothyroxine Sodium22suppressed
Tizanidine HclTizanidine Hcl2215
Benazepril HclBenazepril Hcl21suppressed
Duloxetine HclDuloxetine Hcl21suppressed
Tramadol HclTramadol Hcl21suppressed
AtenololAtenolol20suppressed
Bupropion XlBupropion Hcl20suppressed
TrulicityDulaglutide20suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl19suppressed
FinasterideFinasteride18suppressed
MethylprednisoloneMethylprednisolone1815
AlprazolamAlprazolam16suppressed
Ipratropium BromideIpratropium Bromide16suppressed
Dropsafe Prep PadsAlcohol Antiseptic Pads15suppressed
MyrbetriqMirabegron15suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1511
MirtazapineMirtazapine14suppressed
Alendronate SodiumAlendronate Sodium13suppressed
RamiprilRamipril13suppressed
CelecoxibCelecoxib12suppressed
Clonidine HclClonidine Hcl12suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip12suppressed
ColchicineColchicine12suppressed
Hydralazine HclHydralazine Hcl12suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog12suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl12suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter12suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav11suppressed
ClotrimazoleClotrimazole11suppressed
FamotidineFamotidine11suppressed
FenofibrateFenofibrate Nanocrystallized11suppressed
PrednisonePrednisone11suppressed
Propranolol Hcl ErPropranolol Hcl11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed
Zolpidem TartrateZolpidem Tartrate11suppressed

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