Healthcare provider profile · identity verified

Marlene May Millen, MD

Internal Medicine · SAN DIEGO, CA · NPI 1225101355

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
Amlodipine BesylateAmlodipine Besylate15037
Atorvastatin CalciumAtorvastatin Calcium14441
Levothyroxine SodiumLevothyroxine Sodium14139
Rosuvastatin CalciumRosuvastatin Calcium14036
GabapentinGabapentin10921
Metoprolol SuccinateMetoprolol Succinate9224
OmeprazoleOmeprazole7223
HydrochlorothiazideHydrochlorothiazide6519
Losartan PotassiumLosartan Potassium6518
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen5812
FamotidineFamotidine5518
LisinoprilLisinopril5413
Albuterol Sulfate HfaAlbuterol Sulfate5332
Trazodone HclTrazodone Hcl4413
Metformin HclMetformin Hcl4013
Pravastatin SodiumPravastatin Sodium3911
Duloxetine HclDuloxetine Hcl35suppressed
FurosemideFurosemide35suppressed
Zolpidem TartrateZolpidem Tartrate32suppressed
Tramadol HclTramadol Hcl31suppressed
TrulicityDulaglutide31suppressed
Montelukast SodiumMontelukast Sodium30suppressed
Sertraline HclSertraline Hcl29suppressed
EliquisApixaban2711
KetoconazoleKetoconazole27suppressed
AlprazolamAlprazolam26suppressed
Tamsulosin HclTamsulosin Hcl26suppressed
ValacyclovirValacyclovir Hcl2612
Bupropion XlBupropion Hcl25suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl25suppressed
Escitalopram OxalateEscitalopram Oxalate24suppressed
PremarinEstrogens, Conjugated2411
Ciprofloxacin HclCiprofloxacin Hcl2316
Paroxetine HclParoxetine Hcl23suppressed
OzempicSemaglutide22suppressed
ProgesteroneProgesterone, Micronized21suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter20suppressed
ClopidogrelClopidogrel Bisulfate19suppressed
FinasterideFinasteride19suppressed
Pantoprazole SodiumPantoprazole Sodium18suppressed
SynthroidLevothyroxine Sodium18suppressed
Ondansetron OdtOndansetron17suppressed
Betamethasone DipropionateBetamethasone Dipropionate16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl16suppressed
LovastatinLovastatin16suppressed
Metoprolol TartrateMetoprolol Tartrate16suppressed
AllopurinolAllopurinol15suppressed
AtenololAtenolol15suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium15suppressed
Fluticasone PropionateFluticasone Propionate15suppressed
Metformin Hcl ErMetformin Hcl14suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst14suppressed
Potassium ChloridePotassium Chloride14suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
UrsodiolUrsodiol14suppressed
Venlafaxine Hcl ErVenlafaxine Hcl14suppressed
XareltoRivaroxaban14suppressed
TemazepamTemazepam13suppressed
Citalopram HbrCitalopram Hydrobromide12suppressed
Estradiol (Once Weekly)Estradiol12suppressed
Estradiol (Twice Weekly)Estradiol12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
LantusInsulin Glargine,hum.Rec.Anlog12suppressed
MirtazapineMirtazapine12suppressed
PrednisonePrednisone12suppressed
FluconazoleFluconazole11suppressed
LevetiracetamLevetiracetam11suppressed
OxycontinOxycodone Hcl11suppressed
PregabalinPregabalin11suppressed
RisperidoneRisperidone11suppressed
Tizanidine HclTizanidine Hcl11suppressed
Verapamil ErVerapamil 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