Healthcare provider profile · identity verified

Andrew B Wallach, M.D.

Family Practice · ALBANY, CA · NPI 1528035979

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 Calcium32686
Amlodipine BesylateAmlodipine Besylate22868
LisinoprilLisinopril15741
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12919
Metoprolol SuccinateMetoprolol Succinate11134
Metformin HclMetformin Hcl9725
GabapentinGabapentin9218
Tamsulosin HclTamsulosin Hcl8726
Rosuvastatin CalciumRosuvastatin Calcium8628
Levothyroxine SodiumLevothyroxine Sodium8421
Metoprolol TartrateMetoprolol Tartrate80suppressed
Losartan PotassiumLosartan Potassium7623
Trazodone HclTrazodone Hcl7621
AllopurinolAllopurinol6918
RamiprilRamipril6921
Citalopram HbrCitalopram Hydrobromide6814
OmeprazoleOmeprazole6417
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen63suppressed
SimvastatinSimvastatin6116
FinasterideFinasteride5113
MirtazapineMirtazapine49suppressed
Pravastatin SodiumPravastatin Sodium4512
HydrochlorothiazideHydrochlorothiazide4412
CarvedilolCarvedilol43suppressed
ClopidogrelClopidogrel Bisulfate4311
FurosemideFurosemide4013
Albuterol Sulfate HfaAlbuterol Sulfate3614
LorazepamLorazepam35suppressed
Morphine Sulfate ErMorphine Sulfate34suppressed
Pantoprazole SodiumPantoprazole Sodium3413
EliquisApixaban33suppressed
Methadone HclMethadone Hcl27suppressed
Fluticasone PropionateFluticasone Propionate2613
Potassium ChloridePotassium Chloride26suppressed
Quetiapine FumarateQuetiapine Fumarate26suppressed
Triamcinolone AcetonideTriamcinolone Acetonide26suppressed
Bupropion XlBupropion Hcl25suppressed
TemazepamTemazepam25suppressed
NystatinNystatin2411
Warfarin SodiumWarfarin Sodium24suppressed
Metformin Hcl ErMetformin Hcl23suppressed
Sertraline HclSertraline Hcl23suppressed
ValsartanValsartan23suppressed
Duloxetine HclDuloxetine Hcl21suppressed
Hydralazine HclHydralazine Hcl21suppressed
CelecoxibCelecoxib20suppressed
Escitalopram OxalateEscitalopram Oxalate20suppressed
BumetanideBumetanide19suppressed
EntrestoSacubitril/Valsartan19suppressed
Tramadol HclTramadol Hcl19suppressed
LamotrigineLamotrigine18suppressed
LovastatinLovastatin18suppressed
EzetimibeEzetimibe17suppressed
LantusInsulin Glargine,hum.Rec.Anlog17suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid17suppressed
AtenololAtenolol16suppressed
CarisoprodolCarisoprodol16suppressed
XareltoRivaroxaban16suppressed
Alendronate SodiumAlendronate Sodium15suppressed
GlipizideGlipizide15suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog15suppressed
Propranolol HclPropranolol Hcl15suppressed
Zolpidem TartrateZolpidem Tartrate15suppressed
Acetaminophen-CodeineAcetaminophen With Codeine14suppressed
HumalogInsulin Lispro14suppressed
Benazepril HclBenazepril Hcl13suppressed
Carbidopa-Levodopa ErCarbidopa/Levodopa13suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl13suppressed
Montelukast SodiumMontelukast Sodium13suppressed
Sumatriptan SuccinateSumatriptan Succinate13suppressed
Breo ElliptaFluticasone/Vilanterol12suppressed
FamotidineFamotidine12suppressed
IbuprofenIbuprofen12suppressed
TacrolimusTacrolimus12suppressed
DiazepamDiazepam11suppressed
JanuviaSitagliptin Phosphate11suppressed
PrednisonePrednisone11suppressed

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