Healthcare provider profile · identity verified

Roberta Waismann Obadia, M.D.

Family Practice · WOODLAND HILLS, CA · NPI 1780943605

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 Calcium656282
Levothyroxine SodiumLevothyroxine Sodium347121
Losartan PotassiumLosartan Potassium343133
Amlodipine BesylateAmlodipine Besylate327138
Rosuvastatin CalciumRosuvastatin Calcium303125
LisinoprilLisinopril281116
GabapentinGabapentin17674
AtenololAtenolol16068
Alendronate SodiumAlendronate Sodium15264
Metformin Hcl ErMetformin Hcl15163
SimvastatinSimvastatin15063
OmeprazoleOmeprazole14572
Metformin HclMetformin Hcl14463
Pantoprazole SodiumPantoprazole Sodium13548
Albuterol Sulfate HfaAlbuterol Sulfate12759
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12023
Trazodone HclTrazodone Hcl11344
Hydralazine HclHydralazine Hcl11237
JardianceEmpagliflozin10836
Metoprolol TartrateMetoprolol Tartrate10842
FurosemideFurosemide10751
PradaxaDabigatran Etexilate Mesylate10540
GlipizideGlipizide9845
MeloxicamMeloxicam9650
Tamsulosin HclTamsulosin Hcl9634
HydrochlorothiazideHydrochlorothiazide8941
Potassium ChloridePotassium Chloride8842
ClopidogrelClopidogrel Bisulfate8232
Pravastatin SodiumPravastatin Sodium8126
FamotidineFamotidine7943
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide7534
Terazosin HclTerazosin Hcl7232
IbuprofenIbuprofen6327
SpironolactoneSpironolactone6331
MirtazapineMirtazapine5718
Wixela InhubFluticasone Propion/Salmeterol5024
Triamcinolone AcetonideTriamcinolone Acetonide4932
Escitalopram OxalateEscitalopram Oxalate4824
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide4821
PrednisonePrednisone4744
AllopurinolAllopurinol4618
Duloxetine HclDuloxetine Hcl4618
Sertraline HclSertraline Hcl4522
Bisoprolol FumarateBisoprolol Fumarate4319
FinasterideFinasteride4114
Montelukast SodiumMontelukast Sodium3716
Humulin NInsulin Nph Human Isophane3316
EstradiolEstradiol3221
EzetimibeEzetimibe3212
NystatinNystatin3218
ArexvyRsvpref3 Antigen/As01e/Pf3131
XareltoRivaroxaban29suppressed
HydrocortisoneHydrocortisone2813
Nano 2nd Gen Pen NeedlePen Needle, Diabetic2814
Diltiazem 24hr Er (Cd)Diltiazem Hcl2711
LactuloseLactulose2711
Azelastine HclAzelastine Hcl26suppressed
Fluoxetine HclFluoxetine Hcl26suppressed
Ondansetron OdtOndansetron2615
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf2525
Propranolol HclPropranolol Hcl2511
AlvescoCiclesonide2411
CiclopiroxCiclopirox2212
NaproxenNaproxen2211
Humulin N KwikpenInsulin Nph Human Isophane21suppressed
Bupropion XlBupropion Hcl20suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate20suppressed
LovastatinLovastatin20suppressed
Metoprolol SuccinateMetoprolol Succinate20suppressed
Spiriva RespimatTiotropium Bromide20suppressed
Venlafaxine Hcl ErVenlafaxine Hcl20suppressed
Warfarin SodiumWarfarin Sodium20suppressed
Bupropion Hcl SrBupropion Hcl1911
DigoxinDigoxin19suppressed
Acetaminophen-CodeineAcetaminophen With Codeine18suppressed
Pioglitazone HclPioglitazone Hcl18suppressed
Venlafaxine HclVenlafaxine Hcl18suppressed
Citalopram HbrCitalopram Hydrobromide17suppressed
Ondansetron HclOndansetron Hcl17suppressed
AcyclovirAcyclovir1611
BreynaBudesonide/Formoterol Fumarate16suppressed
Clobetasol PropionateClobetasol Propionate1611
Donepezil HclDonepezil Hcl16suppressed
FenofibrateFenofibrate16suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen16suppressed
Veo Insulin SyringeSyringe And Needle,insulin,1ml16suppressed
Victoza 2-PakLiraglutide16suppressed
LorazepamLorazepam15suppressed
Benazepril HclBenazepril Hcl14suppressed
Cartia XtDiltiazem Hcl14suppressed
CarvedilolCarvedilol14suppressed
Fluticasone PropionateFluticasone Propionate14suppressed
LiraglutideLiraglutide14suppressed
Ropinirole HclRopinirole Hcl14suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl14suppressed
Zolpidem TartrateZolpidem Tartrate14suppressed
Cefpodoxime ProxetilCefpodoxime Proxetil1313
CephalexinCephalexin13suppressed
Doxycycline MonohydrateDoxycycline Monohydrate13suppressed
Liothyronine SodiumLiothyronine Sodium12suppressed
ValacyclovirValacyclovir Hcl12suppressed
FluorouracilFluorouracil11suppressed
Tramadol HclTramadol 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