Healthcare provider profile · identity verified

Marc L Johnson, M.D.

Family Practice · LAYTON, UT · NPI 1447320163

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
Losartan PotassiumLosartan Potassium27985
Amlodipine BesylateAmlodipine Besylate25670
Atorvastatin CalciumAtorvastatin Calcium25583
Levothyroxine SodiumLevothyroxine Sodium21263
OmeprazoleOmeprazole18657
GabapentinGabapentin16942
LisinoprilLisinopril16853
Metformin HclMetformin Hcl14742
Tamsulosin HclTamsulosin Hcl13139
SimvastatinSimvastatin12036
Metoprolol SuccinateMetoprolol Succinate11637
Pantoprazole SodiumPantoprazole Sodium11534
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide11427
Zolpidem TartrateZolpidem Tartrate10914
Metformin Hcl ErMetformin Hcl10129
Trazodone HclTrazodone Hcl10131
JardianceEmpagliflozin9625
Fluticasone PropionateFluticasone Propionate8633
Duloxetine HclDuloxetine Hcl8423
Citalopram HbrCitalopram Hydrobromide8220
Albuterol Sulfate HfaAlbuterol Sulfate7941
TrulicityDulaglutide7914
Escitalopram OxalateEscitalopram Oxalate7820
Potassium ChloridePotassium Chloride7629
HydrochlorothiazideHydrochlorothiazide7125
AlprazolamAlprazolam7012
FurosemideFurosemide7031
EliquisApixaban6716
Alendronate SodiumAlendronate Sodium6515
AllopurinolAllopurinol6216
Rosuvastatin CalciumRosuvastatin Calcium6020
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5815
GlimepirideGlimepiride5618
CarvedilolCarvedilol5415
Lantus SolostarInsulin Glargine,hum.Rec.Anlog4713
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen46suppressed
Tramadol HclTramadol Hcl45suppressed
PregabalinPregabalin44suppressed
FinasterideFinasteride4315
Metoprolol TartrateMetoprolol Tartrate4313
Montelukast SodiumMontelukast Sodium4211
Donepezil HclDonepezil Hcl4111
OzempicSemaglutide41suppressed
Pioglitazone HclPioglitazone Hcl4013
ClopidogrelClopidogrel Bisulfate3713
Quetiapine FumarateQuetiapine Fumarate36suppressed
Tizanidine HclTizanidine Hcl36suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl3413
Fluticasone-SalmeterolFluticasone Propion/Salmeterol3212
EzetimibeEzetimibe31suppressed
SpironolactoneSpironolactone3115
Sumatriptan SuccinateSumatriptan Succinate28suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter28suppressed
MeloxicamMeloxicam27suppressed
MounjaroTirzepatide27suppressed
Oxybutynin ChlorideOxybutynin Chloride26suppressed
Pravastatin SodiumPravastatin Sodium2511
Ondansetron OdtOndansetron2413
Sertraline HclSertraline Hcl24suppressed
FamotidineFamotidine23suppressed
CephalexinCephalexin2213
Warfarin SodiumWarfarin Sodium22suppressed
Bupropion XlBupropion Hcl21suppressed
CelecoxibCelecoxib21suppressed
ValacyclovirValacyclovir Hcl21suppressed
SynthroidLevothyroxine Sodium20suppressed
TorsemideTorsemide20suppressed
AtenololAtenolol19suppressed
Hydroxyzine HclHydroxyzine Hcl18suppressed
LinzessLinaclotide18suppressed
TemazepamTemazepam18suppressed
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide17suppressed
LantusInsulin Glargine,hum.Rec.Anlog17suppressed
Arnuity ElliptaFluticasone Furoate16suppressed
Bupropion Hcl SrBupropion Hcl16suppressed
Ciprofloxacin HclCiprofloxacin Hcl1612
Buspirone HclBuspirone Hcl15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
Doxazosin MesylateDoxazosin Mesylate15suppressed
FenofibrateFenofibrate Nanocrystallized15suppressed
Fluoxetine HclFluoxetine Hcl15suppressed
LorazepamLorazepam15suppressed
XareltoRivaroxaban15suppressed
Clonidine HclClonidine Hcl14suppressed
Dicyclomine HclDicyclomine Hcl14suppressed
EstradiolEstradiol14suppressed
Ipratropium BromideIpratropium Bromide14suppressed
Ultra-Fine Micro Pen NeedlePen Needle, Diabetic14suppressed
Diltiazem 24hr ErDiltiazem Hcl13suppressed
Humalog Kwikpen U-100Insulin Lispro13suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine12suppressed
MovantikNaloxegol Oxalate12suppressed
Nifedipine ErNifedipine12suppressed
PrednisonePrednisone12suppressed
Advair HfaFluticasone Propion/Salmeterol11suppressed
Diclofenac SodiumDiclofenac Sodium11suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium11suppressed
FenofibrateFenofibrate11suppressed
NystatinNystatin11suppressed
Paroxetine HclParoxetine Hcl11suppressed
Promethazine HclPromethazine Hcl11suppressed
SymbicortBudesonide/Formoterol Fumarate11suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1111

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