Healthcare provider profile · identity verified

Jerome Patrick Merkel, MD

Family Practice · MAPLE GROVE, MN · NPI 1861438228

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

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	543	153
Lisinopril	Lisinopril	417	128
Amlodipine Besylate	Amlodipine Besylate	355	108
Levothyroxine Sodium	Levothyroxine Sodium	263	67
Metformin Hcl	Metformin Hcl	249	72
Omeprazole	Omeprazole	248	72
Simvastatin	Simvastatin	244	71
Metoprolol Succinate	Metoprolol Succinate	239	72
Losartan Potassium	Losartan Potassium	189	51
Gabapentin	Gabapentin	186	61
Tamsulosin Hcl	Tamsulosin Hcl	182	59
Hydrochlorothiazide	Hydrochlorothiazide	177	56
Atenolol	Atenolol	133	39
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	121	40
Furosemide	Furosemide	111	35
Rosuvastatin Calcium	Rosuvastatin Calcium	110	36
Eliquis	Apixaban	106	30
Glimepiride	Glimepiride	100	30
Warfarin Sodium	Warfarin Sodium	97	27
Trazodone Hcl	Trazodone Hcl	95	31
Sertraline Hcl	Sertraline Hcl	88	28
Metoprolol Tartrate	Metoprolol Tartrate	84	23
Pantoprazole Sodium	Pantoprazole Sodium	82	24
Tramadol Hcl	Tramadol Hcl	76	23
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	74	25
Zolpidem Tartrate	Zolpidem Tartrate	70	18
Prednisone	Prednisone	66	33
Allopurinol	Allopurinol	65	20
Clopidogrel	Clopidogrel Bisulfate	63	18
Escitalopram Oxalate	Escitalopram Oxalate	63	18
Finasteride	Finasteride	62	18
Fluticasone Propionate	Fluticasone Propionate	62	22
Fluoxetine Hcl	Fluoxetine Hcl	57	14
Famotidine	Famotidine	53	17
Triamcinolone Acetonide	Triamcinolone Acetonide	51	28
Potassium Chloride	Potassium Chloride	50	16
Oxycodone Hcl	Oxycodone Hcl	49	suppressed
Duloxetine Hcl	Duloxetine Hcl	48	14
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	48	11
Albuterol Sulfate Hfa	Albuterol Sulfate	46	28
Carvedilol	Carvedilol	45	13
Sumatriptan Succinate	Sumatriptan Succinate	44	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	43	11
Glipizide Er	Glipizide	42	12
Citalopram Hbr	Citalopram Hydrobromide	40	14
Metformin Hcl Er	Metformin Hcl	40	13
Methocarbamol	Methocarbamol	40	17
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	39	11
Breo Ellipta	Fluticasone/Vilanterol	37	suppressed
Alprazolam	Alprazolam	36	11
Glipizide	Glipizide	36	suppressed
Alendronate Sodium	Alendronate Sodium	34	11
Buspirone Hcl	Buspirone Hcl	34	14
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	34	suppressed
Synthroid	Levothyroxine Sodium	33	suppressed
Montelukast Sodium	Montelukast Sodium	32	11
Donepezil Hcl	Donepezil Hcl	31	suppressed
Spironolactone	Spironolactone	31	12
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	29	suppressed
Bupropion Xl	Bupropion Hcl	29	suppressed
Jardiance	Empagliflozin	29	12
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	29	suppressed
Torsemide	Torsemide	28	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	27	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	27	suppressed
Amoxicillin	Amoxicillin	26	17
Azithromycin	Azithromycin	26	25
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	26	suppressed
Topiramate	Topiramate	26	suppressed
Valacyclovir	Valacyclovir Hcl	26	suppressed
Hydralazine Hcl	Hydralazine Hcl	25	suppressed
Januvia	Sitagliptin Phosphate	25	suppressed
Nitroglycerin	Nitroglycerin	25	15
Xarelto	Rivaroxaban	25	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	24	16
Pravastatin Sodium	Pravastatin Sodium	23	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	22	suppressed
Pregabalin	Pregabalin	22	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	21	suppressed
Lovastatin	Lovastatin	21	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	21	suppressed
Ventolin Hfa	Albuterol Sulfate	21	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	20	suppressed
Chlorthalidone	Chlorthalidone	20	suppressed
Sotalol	Sotalol Hcl	20	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	20	18
Colchicine	Colchicine	19	suppressed
Acyclovir	Acyclovir	18	suppressed
Celecoxib	Celecoxib	18	11
Clonazepam	Clonazepam	18	suppressed
Lorazepam	Lorazepam	18	suppressed
Meloxicam	Meloxicam	18	suppressed
Paroxetine Hcl	Paroxetine Hcl	18	suppressed
Propranolol Hcl	Propranolol Hcl	18	suppressed
Rybelsus	Semaglutide	17	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	17	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	16	suppressed
Ondansetron Hcl	Ondansetron Hcl	15	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	15	suppressed
Testosterone Cypionate	Testosterone Cypionate	15	suppressed
Diazepam	Diazepam	14	suppressed
Klor-Con M20	Potassium Chloride	14	suppressed
Naproxen	Naproxen	14	suppressed
Nystatin	Nystatin	14	suppressed
Ezetimibe	Ezetimibe	13	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	13	suppressed
Humalog Mix 75-25 Kwikpen	Insulin Lispro Protamin/Lispro	13	suppressed
Novolog Mix 70-30 Flexpen	Insulin Aspart Prot/Insuln Asp	13	suppressed
Levetiracetam	Levetiracetam	12	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	12	suppressed
Primidone	Primidone	12	suppressed
Raloxifene Hcl	Raloxifene Hcl	12	suppressed
Terazosin Hcl	Terazosin Hcl	12	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	12	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	11	suppressed
Humalog Kwikpen U-100	Insulin Lispro	11	suppressed
Mirtazapine	Mirtazapine	11	suppressed
Sucralfate	Sucralfate	11	suppressed

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.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
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