Healthcare provider profile · identity verified

Mark Phillip Atcher, ARNP

Nurse Practitioner · IOWA CITY, IA · NPI 1205473808

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 Calcium23969
LisinoprilLisinopril12238
OmeprazoleOmeprazole11931
Levothyroxine SodiumLevothyroxine Sodium11531
Losartan PotassiumLosartan Potassium10630
Amlodipine BesylateAmlodipine Besylate9931
Metoprolol SuccinateMetoprolol Succinate9323
GabapentinGabapentin9020
Metformin Hcl ErMetformin Hcl7717
Pantoprazole SodiumPantoprazole Sodium7718
HydrochlorothiazideHydrochlorothiazide7627
Tramadol HclTramadol Hcl5416
OzempicSemaglutide53suppressed
Metformin HclMetformin Hcl5119
Rosuvastatin CalciumRosuvastatin Calcium5121
Venlafaxine Hcl ErVenlafaxine Hcl46suppressed
Trazodone HclTrazodone Hcl4411
AlprazolamAlprazolam4312
Montelukast SodiumMontelukast Sodium43suppressed
SimvastatinSimvastatin4314
FurosemideFurosemide4111
Potassium ChloridePotassium Chloride3912
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen38suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog38suppressed
Tamsulosin HclTamsulosin Hcl37suppressed
Escitalopram OxalateEscitalopram Oxalate36suppressed
Warfarin SodiumWarfarin Sodium36suppressed
Citalopram HbrCitalopram Hydrobromide35suppressed
LorazepamLorazepam35suppressed
Duloxetine HclDuloxetine Hcl3113
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav3019
ClopidogrelClopidogrel Bisulfate30suppressed
Bupropion XlBupropion Hcl28suppressed
FamotidineFamotidine28suppressed
Glipizide ErGlipizide28suppressed
EliquisApixaban26suppressed
PregabalinPregabalin26suppressed
AllopurinolAllopurinol25suppressed
Sertraline HclSertraline Hcl25suppressed
Zolpidem TartrateZolpidem Tartrate25suppressed
PrednisonePrednisone2417
GlimepirideGlimepiride23suppressed
Sumatriptan SuccinateSumatriptan Succinate22suppressed
Ciprofloxacin HclCiprofloxacin Hcl2118
Metoprolol TartrateMetoprolol Tartrate21suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog20suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide20suppressed
MirtazapineMirtazapine20suppressed
Alendronate SodiumAlendronate Sodium18suppressed
CarvedilolCarvedilol18suppressed
Hydroxyzine HclHydroxyzine Hcl18suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen18suppressed
Triamcinolone AcetonideTriamcinolone Acetonide18suppressed
Nifedipine ErNifedipine17suppressed
Oxybutynin Chloride ErOxybutynin Chloride17suppressed
Diclofenac SodiumDiclofenac Sodium16suppressed
FinasterideFinasteride16suppressed
BaclofenBaclofen15suppressed
Enalapril MaleateEnalapril Maleate15suppressed
EzetimibeEzetimibe15suppressed
Pravastatin SodiumPravastatin Sodium15suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
FarxigaDapagliflozin Propanediol13suppressed
Fluoxetine HclFluoxetine Hcl13suppressed
IrbesartanIrbesartan13suppressed
JanuviaSitagliptin Phosphate13suppressed
AcyclovirAcyclovir12suppressed
ClonazepamClonazepam12suppressed
Tizanidine HclTizanidine Hcl12suppressed
TorsemideTorsemide12suppressed
Albuterol Sulfate HfaAlbuterol Sulfate11suppressed
GlipizideGlipizide11suppressed
JardianceEmpagliflozin11suppressed
MetronidazoleMetronidazole11suppressed
Novolog FlexpenInsulin Aspart11suppressed

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