Healthcare provider profile · identity verified

Ryan C Werling, DO

Family Practice · INDIANOLA, IA · NPI 1518914662

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	498	122
Levothyroxine Sodium	Levothyroxine Sodium	361	72
Lisinopril	Lisinopril	272	65
Omeprazole	Omeprazole	255	57
Amlodipine Besylate	Amlodipine Besylate	235	55
Hydrochlorothiazide	Hydrochlorothiazide	216	51
Losartan Potassium	Losartan Potassium	194	48
Metformin Hcl	Metformin Hcl	190	41
Gabapentin	Gabapentin	189	39
Trazodone Hcl	Trazodone Hcl	157	36
Montelukast Sodium	Montelukast Sodium	144	37
Simvastatin	Simvastatin	137	34
Escitalopram Oxalate	Escitalopram Oxalate	133	28
Glipizide Er	Glipizide	127	31
Sertraline Hcl	Sertraline Hcl	126	24
Tamsulosin Hcl	Tamsulosin Hcl	114	28
Pantoprazole Sodium	Pantoprazole Sodium	108	26
Meloxicam	Meloxicam	103	19
Furosemide	Furosemide	89	25
Metoprolol Succinate	Metoprolol Succinate	89	26
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	85	11
Metformin Hcl Er	Metformin Hcl	80	18
Rosuvastatin Calcium	Rosuvastatin Calcium	77	21
Fluticasone Propionate	Fluticasone Propionate	71	18
Oxybutynin Chloride Er	Oxybutynin Chloride	70	13
Tramadol Hcl	Tramadol Hcl	70	17
Metoprolol Tartrate	Metoprolol Tartrate	67	17
Albuterol Sulfate Hfa	Albuterol Sulfate	65	28
Alprazolam	Alprazolam	65	14
Bupropion Xl	Bupropion Hcl	63	suppressed
Eliquis	Apixaban	61	suppressed
Tizanidine Hcl	Tizanidine Hcl	61	21
Clopidogrel	Clopidogrel Bisulfate	60	13
Allopurinol	Allopurinol	55	14
Duloxetine Hcl	Duloxetine Hcl	55	13
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	55	suppressed
Prednisone	Prednisone	55	40
Ozempic	Semaglutide	53	suppressed
Famotidine	Famotidine	52	suppressed
Potassium Chloride	Potassium Chloride	48	12
Doxycycline Hyclate	Doxycycline Hyclate	46	43
Warfarin Sodium	Warfarin Sodium	46	suppressed
Glipizide	Glipizide	43	suppressed
Carvedilol	Carvedilol	36	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	36	suppressed
Naproxen	Naproxen	35	12
Pravastatin Sodium	Pravastatin Sodium	35	suppressed
Celecoxib	Celecoxib	34	suppressed
Atenolol	Atenolol	33	suppressed
Ropinirole Hcl	Ropinirole Hcl	33	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	32	16
Benazepril Hcl	Benazepril Hcl	31	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	31	suppressed
Breo Ellipta	Fluticasone/Vilanterol	30	suppressed
Alendronate Sodium	Alendronate Sodium	29	suppressed
Mirtazapine	Mirtazapine	28	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	28	suppressed
Buspirone Hcl	Buspirone Hcl	27	suppressed
Nifedipine Er	Nifedipine	27	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	26	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	26	suppressed
Topiramate	Topiramate	26	suppressed
Donepezil Hcl	Donepezil Hcl	25	suppressed
Glimepiride	Glimepiride	25	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	25	suppressed
Lovastatin	Lovastatin	23	suppressed
Memantine Hcl	Memantine Hcl	23	suppressed
Propranolol Hcl	Propranolol Hcl	23	suppressed
Solifenacin Succinate	Solifenacin Succinate	22	suppressed
Xarelto	Rivaroxaban	22	suppressed
Pregabalin	Pregabalin	21	suppressed
Cholestyramine	Cholestyramine (With Sugar)	20	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	20	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	20	suppressed
Testosterone Cypionate	Testosterone Cypionate	20	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	20	suppressed
Clonazepam	Clonazepam	19	suppressed
Arnuity Ellipta	Fluticasone Furoate	18	suppressed
Fluconazole	Fluconazole	18	14
Chlorthalidone	Chlorthalidone	17	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	17	suppressed
Irbesartan	Irbesartan	17	suppressed
Jardiance	Empagliflozin	17	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	17	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	17	15
Synthroid	Levothyroxine Sodium	17	suppressed
Tresiba Flextouch U-100	Insulin Degludec	17	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	17	15
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Ibandronate Sodium	Ibandronate Sodium	16	suppressed
Paroxetine Hcl	Paroxetine Hcl	16	suppressed
Valacyclovir	Valacyclovir Hcl	16	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	15	suppressed
Azelastine Hcl	Azelastine Hcl	15	suppressed
Diclofenac Sodium	Diclofenac Sodium	15	suppressed
Estradiol	Estradiol	15	suppressed
Humalog Kwikpen U-100	Insulin Lispro	15	suppressed
Trulicity	Dulaglutide	15	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	15	suppressed
Citalopram Hbr	Citalopram Hydrobromide	14	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	14	suppressed
Novolog Flexpen	Insulin Aspart	14	suppressed
Advair Diskus	Fluticasone Propion/Salmeterol	13	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	13	suppressed
Atomoxetine Hcl	Atomoxetine Hcl	13	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	13	suppressed
Januvia	Sitagliptin Phosphate	13	suppressed
Liothyronine Sodium	Liothyronine Sodium	13	suppressed
Ondansetron Odt	Ondansetron	13	suppressed
Oxaprozin	Oxaprozin	13	suppressed
Spironolactone	Spironolactone	13	suppressed
Amoxicillin	Amoxicillin	12	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	12	suppressed
Glucagon Emergency Kit	Glucagon	12	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	12	suppressed
Rizatriptan	Rizatriptan Benzoate	12	suppressed
Sotalol	Sotalol Hcl	12	suppressed
Tradjenta	Linagliptin	12	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	12	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	12	suppressed
Baclofen	Baclofen	11	suppressed
Colestipol Hcl	Colestipol Hcl	11	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	11	suppressed
Fenofibrate	Fenofibrate,micronized	11	suppressed
Finasteride	Finasteride	11	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	11	suppressed
Repaglinide	Repaglinide	11	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	11	suppressed
Tresiba Flextouch U-200	Insulin Degludec	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