Healthcare provider profile · identity verified

Barbara M Ankarlo, MD

Family Practice · CHETEK, WI · NPI 1265477814

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	320	95
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	208	32
Levothyroxine Sodium	Levothyroxine Sodium	206	64
Losartan Potassium	Losartan Potassium	201	63
Lisinopril	Lisinopril	162	54
Omeprazole	Omeprazole	154	50
Tramadol Hcl	Tramadol Hcl	154	35
Gabapentin	Gabapentin	130	34
Hydrochlorothiazide	Hydrochlorothiazide	130	42
Metoprolol Succinate	Metoprolol Succinate	127	40
Simvastatin	Simvastatin	123	35
Rosuvastatin Calcium	Rosuvastatin Calcium	117	34
Amlodipine Besylate	Amlodipine Besylate	113	37
Sertraline Hcl	Sertraline Hcl	107	33
Famotidine	Famotidine	98	30
Alprazolam	Alprazolam	95	17
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	95	25
Furosemide	Furosemide	92	31
Ozempic	Semaglutide	92	12
Metoprolol Tartrate	Metoprolol Tartrate	89	34
Albuterol Sulfate Hfa	Albuterol Sulfate	87	35
Atenolol	Atenolol	87	23
Duloxetine Hcl	Duloxetine Hcl	87	18
Metformin Hcl Er	Metformin Hcl	85	27
Oxycodone Hcl	Oxycodone Hcl	83	16
Trazodone Hcl	Trazodone Hcl	80	24
Eliquis	Apixaban	78	18
Potassium Chloride	Potassium Chloride	77	25
Pantoprazole Sodium	Pantoprazole Sodium	71	22
Fluticasone Propionate	Fluticasone Propionate	70	25
Fluoxetine Hcl	Fluoxetine Hcl	63	17
Metformin Hcl	Metformin Hcl	62	17
Buspirone Hcl	Buspirone Hcl	58	15
Warfarin Sodium	Warfarin Sodium	57	12
Pravastatin Sodium	Pravastatin Sodium	56	17
Tamsulosin Hcl	Tamsulosin Hcl	56	20
Tizanidine Hcl	Tizanidine Hcl	56	13
Alendronate Sodium	Alendronate Sodium	55	15
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	55	13
Lorazepam	Lorazepam	51	13
Montelukast Sodium	Montelukast Sodium	50	17
Synthroid	Levothyroxine Sodium	49	14
Venlafaxine Hcl Er	Venlafaxine Hcl	49	14
Allopurinol	Allopurinol	43	13
Glipizide Er	Glipizide	43	12
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	41	19
Clonazepam	Clonazepam	37	suppressed
Aripiprazole	Aripiprazole	36	suppressed
Celecoxib	Celecoxib	36	15
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	36	13
Carvedilol	Carvedilol	35	12
Hydroxyzine Hcl	Hydroxyzine Hcl	35	suppressed
Spironolactone	Spironolactone	35	14
Nystatin	Nystatin	34	19
Amoxicillin	Amoxicillin	31	15
Lovastatin	Lovastatin	31	suppressed
Nitroglycerin	Nitroglycerin	31	13
Zolpidem Tartrate	Zolpidem Tartrate	31	12
Pregabalin	Pregabalin	30	suppressed
Clopidogrel	Clopidogrel Bisulfate	28	11
Estradiol	Estradiol	28	11
Prednisone	Prednisone	27	14
Ventolin Hfa	Albuterol Sulfate	27	13
Diclofenac Sodium	Diclofenac Sodium	26	15
Baclofen	Baclofen	25	suppressed
Fluconazole	Fluconazole	24	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	24	suppressed
Meloxicam	Meloxicam	23	suppressed
Citalopram Hbr	Citalopram Hydrobromide	21	suppressed
Fentanyl	Fentanyl	21	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	21	16
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	21	suppressed
Xarelto	Rivaroxaban	21	suppressed
Bupropion Xl	Bupropion Hcl	20	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	20	suppressed
Ezetimibe	Ezetimibe	20	suppressed
Azithromycin	Azithromycin	19	18
Donepezil Hcl	Donepezil Hcl	19	suppressed
Eszopiclone	Eszopiclone	19	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	19	suppressed
Nifedipine Er	Nifedipine	19	suppressed
Ciclopirox	Ciclopirox	18	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	18	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	18	suppressed
Naproxen	Naproxen	18	suppressed
Trulicity	Dulaglutide	18	suppressed
Mirtazapine	Mirtazapine	17	suppressed
Topiramate	Topiramate	17	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	17	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	16	14
Levofloxacin	Levofloxacin	16	suppressed
Lidocaine	Lidocaine	16	suppressed
Mounjaro	Tirzepatide	16	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	16	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	15	suppressed
Finasteride	Finasteride	15	suppressed
Paroxetine Hcl	Paroxetine Hcl	15	suppressed
Torsemide	Torsemide	15	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	14	suppressed
Linzess	Linaclotide	14	suppressed
Tresiba Flextouch U-100	Insulin Degludec	14	suppressed
Breo Ellipta	Fluticasone/Vilanterol	13	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	13	suppressed
Dulera	Mometasone/Formoterol	13	suppressed
Ibuprofen	Ibuprofen	13	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Nadolol	Nadolol	13	suppressed
Ropinirole Hcl	Ropinirole Hcl	13	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	12	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	12	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	12	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	12	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	12	suppressed
Keppra	Levetiracetam	12	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	12	suppressed
Nabumetone	Nabumetone	12	suppressed
Novolin N	Insulin Nph Human Isophane	12	suppressed
Novolog Flexpen	Insulin Aspart	12	suppressed
Propranolol Hcl	Propranolol Hcl	12	suppressed
Roflumilast	Roflumilast	12	suppressed
Belsomra	Suvorexant	11	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	11	suppressed
Humalog Kwikpen U-100	Insulin Lispro	11	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	11	suppressed
Myrbetriq	Mirabegron	11	suppressed
Phenobarbital	Phenobarbital	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