Healthcare provider profile · identity verified

Nathan J Hemerly, DO

Family Practice · MECHANICSBURG, PA · NPI 1669792784

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 Calcium33787
Amlodipine BesylateAmlodipine Besylate22060
OmeprazoleOmeprazole16342
Levothyroxine SodiumLevothyroxine Sodium16243
LisinoprilLisinopril12942
HydrochlorothiazideHydrochlorothiazide12733
GabapentinGabapentin11324
Losartan PotassiumLosartan Potassium9826
Metformin HclMetformin Hcl8326
Tamsulosin HclTamsulosin Hcl7622
PregabalinPregabalin7413
MeloxicamMeloxicam7222
Metoprolol SuccinateMetoprolol Succinate6719
Metformin Hcl ErMetformin Hcl6520
Pantoprazole SodiumPantoprazole Sodium6522
Sertraline HclSertraline Hcl6515
Montelukast SodiumMontelukast Sodium5720
Rosuvastatin CalciumRosuvastatin Calcium5516
Duloxetine HclDuloxetine Hcl5113
Fluticasone PropionateFluticasone Propionate5128
Venlafaxine Hcl ErVenlafaxine Hcl50suppressed
Albuterol Sulfate HfaAlbuterol Sulfate4917
FurosemideFurosemide4511
JardianceEmpagliflozin45suppressed
OzempicSemaglutide45suppressed
Trazodone HclTrazodone Hcl4512
Escitalopram OxalateEscitalopram Oxalate4113
ClopidogrelClopidogrel Bisulfate38suppressed
SimvastatinSimvastatin3611
XareltoRivaroxaban35suppressed
Azelastine HclAzelastine Hcl34suppressed
TrulicityDulaglutide34suppressed
Diclofenac SodiumDiclofenac Sodium33suppressed
ValacyclovirValacyclovir Hcl32suppressed
LorazepamLorazepam31suppressed
Bupropion XlBupropion Hcl28suppressed
Metoprolol TartrateMetoprolol Tartrate28suppressed
GlipizideGlipizide26suppressed
EliquisApixaban25suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide25suppressed
MounjaroTirzepatide24suppressed
SynthroidLevothyroxine Sodium24suppressed
FamotidineFamotidine23suppressed
Propranolol HclPropranolol Hcl23suppressed
Buspirone HclBuspirone Hcl22suppressed
EzetimibeEzetimibe22suppressed
Memantine HclMemantine Hcl21suppressed
AllopurinolAllopurinol20suppressed
CarvedilolCarvedilol20suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog20suppressed
Pravastatin SodiumPravastatin Sodium1911
SpironolactoneSpironolactone19suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1912
Breo ElliptaFluticasone/Vilanterol18suppressed
PrednisonePrednisone18suppressed
Oxycodone HclOxycodone Hcl17suppressed
Tramadol HclTramadol Hcl16suppressed
Amitriptyline HclAmitriptyline Hcl15suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen15suppressed
MethylprednisoloneMethylprednisolone1513
Nortriptyline HclNortriptyline Hcl15suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter15suppressed
Zolpidem TartrateZolpidem Tartrate15suppressed
Potassium ChloridePotassium Chloride14suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl14suppressed
Ropinirole HclRopinirole Hcl14suppressed
Terbinafine HclTerbinafine Hcl14suppressed
AtenololAtenolol13suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl13suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol13suppressed
GlimepirideGlimepiride13suppressed
PremarinEstrogens, Conjugated13suppressed
Acebutolol HclAcebutolol Hcl12suppressed
Aspirin-Dipyridamole ErAspirin/Dipyridamole12suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate12suppressed
CelecoxibCelecoxib12suppressed
DutasterideDutasteride12suppressed
Enbrel SureclickEtanercept12suppressed
FarxigaDapagliflozin Propanediol12suppressed
Glipizide ErGlipizide12suppressed
Ipratropium BromideIpratropium Bromide12suppressed
JanuviaSitagliptin Phosphate12suppressed
Midodrine HclMidodrine Hcl12suppressed
Prochlorperazine MaleateProchlorperazine Maleate12suppressed
TriazolamTriazolam12suppressed
AzithromycinAzithromycin1111
EpinephrineEpinephrine11suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide11suppressed
Nifedipine ErNifedipine11suppressed
VesicareSolifenacin Succinate11suppressed

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