Healthcare provider profile · identity verified

Michael G Murnik, MD

Family Practice · BLUE HILL, ME · NPI 1972540110

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 Calcium24374
Amlodipine BesylateAmlodipine Besylate20861
Losartan PotassiumLosartan Potassium20258
LisinoprilLisinopril19458
Levothyroxine SodiumLevothyroxine Sodium14341
GabapentinGabapentin8926
Metoprolol SuccinateMetoprolol Succinate8626
Albuterol Sulfate HfaAlbuterol Sulfate7926
OmeprazoleOmeprazole7626
Tamsulosin HclTamsulosin Hcl7020
Pantoprazole SodiumPantoprazole Sodium6919
Metformin Hcl ErMetformin Hcl6120
Rosuvastatin CalciumRosuvastatin Calcium6020
OzempicSemaglutide58suppressed
EliquisApixaban5616
Pravastatin SodiumPravastatin Sodium5516
HydrochlorothiazideHydrochlorothiazide5418
AllopurinolAllopurinol5316
Sertraline HclSertraline Hcl5120
FamotidineFamotidine4917
Oxycodone HclOxycodone Hcl4611
Duloxetine HclDuloxetine Hcl4411
Warfarin SodiumWarfarin Sodium41suppressed
ClopidogrelClopidogrel Bisulfate4011
ClonazepamClonazepam3813
FurosemideFurosemide3814
LorazepamLorazepam3813
Tramadol HclTramadol Hcl3619
JardianceEmpagliflozin32suppressed
Quetiapine FumarateQuetiapine Fumarate32suppressed
Olmesartan MedoxomilOlmesartan Medoxomil31suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen30suppressed
CarvedilolCarvedilol29suppressed
XareltoRivaroxaban28suppressed
Metformin HclMetformin Hcl2711
SimvastatinSimvastatin27suppressed
AtenololAtenolol25suppressed
ChlorthalidoneChlorthalidone25suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl25suppressed
Escitalopram OxalateEscitalopram Oxalate24suppressed
SpironolactoneSpironolactone23suppressed
Venlafaxine Hcl ErVenlafaxine Hcl23suppressed
MeloxicamMeloxicam20suppressed
Amiodarone HclAmiodarone Hcl19suppressed
EzetimibeEzetimibe19suppressed
Fluoxetine HclFluoxetine Hcl19suppressed
Diphenoxylate-AtropineDiphenoxylate Hcl/Atropine18suppressed
IbuprofenIbuprofen18suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate18suppressed
Montelukast SodiumMontelukast Sodium18suppressed
Paroxetine HclParoxetine Hcl18suppressed
PregabalinPregabalin18suppressed
Zolpidem TartrateZolpidem Tartrate18suppressed
Fluticasone PropionateFluticasone Propionate17suppressed
Metoprolol TartrateMetoprolol Tartrate17suppressed
Potassium ChloridePotassium Chloride17suppressed
PrednisonePrednisone1712
Amitriptyline HclAmitriptyline Hcl16suppressed
Breo ElliptaFluticasone/Vilanterol16suppressed
Dicyclomine HclDicyclomine Hcl16suppressed
JanuviaSitagliptin Phosphate16suppressed
NitroglycerinNitroglycerin16suppressed
CelecoxibCelecoxib15suppressed
Doxepin HclDoxepin Hcl15suppressed
Methylphenidate HclMethylphenidate Hcl15suppressed
Triamcinolone AcetonideTriamcinolone Acetonide15suppressed
AcyclovirAcyclovir14suppressed
AlprazolamAlprazolam14suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr14suppressed
Citalopram HbrCitalopram Hydrobromide14suppressed
Clobetasol PropionateClobetasol Propionate14suppressed
Morphine Sulfate ErMorphine Sulfate14suppressed
ValsartanValsartan14suppressed
Atrovent HfaIpratropium Bromide13suppressed
Buspirone HclBuspirone Hcl13suppressed
Combivent RespimatIpratropium/Albuterol Sulfate13suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol13suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog13suppressed
Methylphenidate ErMethylphenidate Hcl13suppressed
Propranolol HclPropranolol Hcl13suppressed
Ranolazine ErRanolazine13suppressed
Acetaminophen-CodeineAcetaminophen With Codeine12suppressed
Buprenorphine-NaloxoneBuprenorphine Hcl/Naloxone Hcl12suppressed
JantovenWarfarin Sodium12suppressed
LovastatinLovastatin12suppressed
Meclizine HclMeclizine Hcl12suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic12suppressed
SucralfateSucralfate12suppressed
Bupropion Hcl SrBupropion Hcl11suppressed
Bupropion XlBupropion Hcl11suppressed
DiazepamDiazepam11suppressed
Doxycycline HyclateDoxycycline Hyclate1111
Humalog Kwikpen U-100Insulin Lispro11suppressed
RybelsusSemaglutide11suppressed
Trazodone HclTrazodone Hcl11suppressed
Ventolin HfaAlbuterol Sulfate11suppressed

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