Healthcare provider profile · identity verified

Jacob Nathaniel Hirsch, DO

Allopathic & Osteopathic Physicians|Internal Medicine · ANN ARBOR, MI · NPI 1063953099

Profile state: payments and partd 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

CMS Open Payments records show Jacob Nathaniel Hirsch, DO received $19.19 in general payments during 2025 across 1 reported records.

RGH Enterprises LLC accounted for 100.0% of that reported general-payment amount.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

$19.19

1 reported records · 1 companies

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.

Who paid this doctor?

Companies in 2025 General Payments

Reported companyCanonical companyAmountShareRecordsYear
RGH Enterprises LLC Unresolved — no canonical attribution shown $19.19100.0%12025

What were the payments for?

Payment categories

CategoryAmountRecords
Food and Beverage$19.191

A meal, consulting fee, royalty, and travel payment describe different kinds of reported relationships and should not be interpreted as equivalent.

Analysis 1 · Payment-linked products

Products named in Open Payments records

Payment records were found, but the reported records did not identify a specific associated product for this analysis.

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.

None of this doctor’s payer companies has same-entity product evidence that passes the publication threshold. The site does not infer company ownership, affiliates, or generic manufacturers.

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 Calcium224131
Amlodipine BesylateAmlodipine Besylate15192
Albuterol Sulfate HfaAlbuterol Sulfate12069
Losartan PotassiumLosartan Potassium11158
LisinoprilLisinopril9556
OmeprazoleOmeprazole8353
Metformin HclMetformin Hcl7748
GabapentinGabapentin7532
Metoprolol SuccinateMetoprolol Succinate6842
Fluticasone PropionateFluticasone Propionate6738
CarvedilolCarvedilol5931
NaproxenNaproxen5836
HydrochlorothiazideHydrochlorothiazide5535
FurosemideFurosemide5439
Pantoprazole SodiumPantoprazole Sodium5324
Diclofenac SodiumDiclofenac Sodium5037
BaclofenBaclofen4922
Duloxetine HclDuloxetine Hcl4927
Nifedipine ErNifedipine4722
Alendronate SodiumAlendronate Sodium4517
GlipizideGlipizide4527
Levothyroxine SodiumLevothyroxine Sodium4119
PrednisonePrednisone3323
Trazodone HclTrazodone Hcl3115
MirtazapineMirtazapine2813
BumetanideBumetanide2711
Tamsulosin HclTamsulosin Hcl2721
Trelegy ElliptaFluticasone/Umeclidin/Vilanter27suppressed
Rosuvastatin CalciumRosuvastatin Calcium2617
Montelukast SodiumMontelukast Sodium2515
SimvastatinSimvastatin2518
AllopurinolAllopurinol2413
ClopidogrelClopidogrel Bisulfate2412
EliquisApixaban22suppressed
Hydralazine HclHydralazine Hcl22suppressed
IbuprofenIbuprofen2219
Triamcinolone AcetonideTriamcinolone Acetonide2215
FamotidineFamotidine21suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide21suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen20suppressed
Oxybutynin Chloride ErOxybutynin Chloride2017
Ventolin HfaAlbuterol Sulfate20suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate19suppressed
Tizanidine HclTizanidine Hcl18suppressed
Incruse ElliptaUmeclidinium Bromide17suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog17suppressed
Metoprolol TartrateMetoprolol Tartrate1712
Oxybutynin ChlorideOxybutynin Chloride17suppressed
Potassium ChloridePotassium Chloride1712
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril16suppressed
Hydroxyzine HclHydroxyzine Hcl16suppressed
PregabalinPregabalin16suppressed
Tramadol HclTramadol Hcl16suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide15suppressed
SpironolactoneSpironolactone1511
CalcitriolCalcitriol14suppressed
JardianceEmpagliflozin14suppressed
MeloxicamMeloxicam1412
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
CelecoxibCelecoxib13suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol13suppressed
GlimepirideGlimepiride13suppressed
MethotrexateMethotrexate Sodium13suppressed
Sertraline HclSertraline Hcl13suppressed
Ciprofloxacin HclCiprofloxacin Hcl1211
Cyclobenzaprine HclCyclobenzaprine Hcl12suppressed
Metformin Hcl ErMetformin Hcl12suppressed
Novolin 70-30 FlexpenInsulin Nph Hum/Reg Insulin Hm12suppressed
Pravastatin SodiumPravastatin Sodium12suppressed
AzithromycinAzithromycin11suppressed
Clonidine HclClonidine Hcl11suppressed
Oxycodone HclOxycodone Hcl11suppressed
Quetiapine FumarateQuetiapine Fumarate11suppressed
TorsemideTorsemide1111
XareltoRivaroxaban11suppressed

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 $19.19 · 1 records RGH Enterprises LLC
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