Healthcare provider profile · identity verified

Stefan Carl Harmeling, M.D.

Family Practice · HILO, HI · NPI 1598713471

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 Calcium8321
GabapentinGabapentin7818
PrednisonePrednisone6623
Levothyroxine SodiumLevothyroxine Sodium6114
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen44suppressed
AzithromycinAzithromycin3726
Amlodipine BesylateAmlodipine Besylate35suppressed
Metoprolol SuccinateMetoprolol Succinate33suppressed
Albuterol Sulfate HfaAlbuterol Sulfate32suppressed
Losartan PotassiumLosartan Potassium30suppressed
Tamsulosin HclTamsulosin Hcl29suppressed
DutasterideDutasteride28suppressed
HydrochlorothiazideHydrochlorothiazide27suppressed
FamotidineFamotidine25suppressed
AllopurinolAllopurinol24suppressed
MupirocinMupirocin2412
Testosterone CypionateTestosterone Cypionate22suppressed
IbuprofenIbuprofen21suppressed
Metoprolol TartrateMetoprolol Tartrate21suppressed
Pantoprazole SodiumPantoprazole Sodium21suppressed
ClopidogrelClopidogrel Bisulfate20suppressed
EliquisApixaban20suppressed
AnastrozoleAnastrozole18suppressed
Doxycycline HyclateDoxycycline Hyclate1813
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide18suppressed
MirtazapineMirtazapine18suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog16suppressed
CelecoxibCelecoxib16suppressed
Fluticasone PropionateFluticasone Propionate16suppressed
Ciprofloxacin HclCiprofloxacin Hcl1512
Fluoxetine HclFluoxetine Hcl15suppressed
Metformin Hcl ErMetformin Hcl15suppressed
MetolazoneMetolazone15suppressed
Duloxetine HclDuloxetine Hcl14suppressed
Silver SulfadiazineSilver Sulfadiazine14suppressed
Zolpidem TartrateZolpidem Tartrate14suppressed
Buprenorphine-NaloxoneBuprenorphine Hcl/Naloxone Hcl13suppressed
Escitalopram OxalateEscitalopram Oxalate13suppressed
JardianceEmpagliflozin13suppressed
Lidocaine-PrilocaineLidocaine/Prilocaine13suppressed
Ondansetron HclOndansetron Hcl13suppressed
SimvastatinSimvastatin13suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav12suppressed
DiazepamDiazepam12suppressed
OmeprazoleOmeprazole12suppressed
Sumatriptan SuccinateSumatriptan Succinate12suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic12suppressed
Zolpidem Tartrate ErZolpidem Tartrate12suppressed
Breztri AerosphereBudesonide/Glycopyr/Formoterol11suppressed
Clonidine HclClonidine Hcl11suppressed
FenofibrateFenofibrate11suppressed
OzempicSemaglutide11suppressed
Rosuvastatin CalciumRosuvastatin Calcium11suppressed
Terazosin HclTerazosin Hcl11suppressed
TestosteroneTestosterone11suppressed
Trazodone HclTrazodone 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