Healthcare provider profile · identity verified

Anne I Siple, MD

Family Practice · FORT COLLINS, CO · NPI 1336155969

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
Levothyroxine SodiumLevothyroxine Sodium424100
Rosuvastatin CalciumRosuvastatin Calcium32498
Atorvastatin CalciumAtorvastatin Calcium26677
LisinoprilLisinopril18552
Amlodipine BesylateAmlodipine Besylate16047
Losartan PotassiumLosartan Potassium10739
SimvastatinSimvastatin9623
Alendronate SodiumAlendronate Sodium9531
Pantoprazole SodiumPantoprazole Sodium9425
Trazodone HclTrazodone Hcl9330
Metformin HclMetformin Hcl9219
GabapentinGabapentin8630
HydrochlorothiazideHydrochlorothiazide7823
OmeprazoleOmeprazole7622
FamotidineFamotidine7515
Pravastatin SodiumPravastatin Sodium7518
JardianceEmpagliflozin7216
Escitalopram OxalateEscitalopram Oxalate6120
SynthroidLevothyroxine Sodium5813
Duloxetine HclDuloxetine Hcl5720
Albuterol Sulfate HfaAlbuterol Sulfate5623
Metoprolol SuccinateMetoprolol Succinate5220
Citalopram HbrCitalopram Hydrobromide5111
Metformin Hcl ErMetformin Hcl4916
Tramadol HclTramadol Hcl4716
Sertraline HclSertraline Hcl4617
EliquisApixaban4211
Montelukast SodiumMontelukast Sodium40suppressed
Tamsulosin HclTamsulosin Hcl4012
Fluticasone PropionateFluticasone Propionate3915
OzempicSemaglutide38suppressed
Buspirone HclBuspirone Hcl36suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl35suppressed
IrbesartanIrbesartan3511
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide34suppressed
Bupropion XlBupropion Hcl33suppressed
EstradiolEstradiol3315
Potassium ChloridePotassium Chloride33suppressed
PregabalinPregabalin32suppressed
Tizanidine HclTizanidine Hcl32suppressed
Zolpidem TartrateZolpidem Tartrate3215
ValacyclovirValacyclovir Hcl3113
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide29suppressed
CelecoxibCelecoxib28suppressed
FurosemideFurosemide2811
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen28suppressed
Oxycodone HclOxycodone Hcl26suppressed
PrednisonePrednisone2616
Sumatriptan SuccinateSumatriptan Succinate26suppressed
TopiramateTopiramate26suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine25suppressed
Divalproex Sodium ErDivalproex Sodium25suppressed
LovastatinLovastatin25suppressed
Venlafaxine Hcl ErVenlafaxine Hcl25suppressed
SpironolactoneSpironolactone24suppressed
Propranolol Hcl ErPropranolol Hcl23suppressed
AripiprazoleAripiprazole22suppressed
CarvedilolCarvedilol22suppressed
Fluoxetine HclFluoxetine Hcl22suppressed
Metoprolol TartrateMetoprolol Tartrate22suppressed
Warfarin SodiumWarfarin Sodium22suppressed
AcyclovirAcyclovir20suppressed
Bupropion Hcl SrBupropion Hcl20suppressed
LorazepamLorazepam19suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl19suppressed
Propranolol HclPropranolol Hcl18suppressed
XareltoRivaroxaban17suppressed
AlprazolamAlprazolam16suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine16suppressed
MeloxicamMeloxicam16suppressed
TrulicityDulaglutide16suppressed
AtenololAtenolol15suppressed
MupirocinMupirocin1513
Tresiba Flextouch U-200Insulin Degludec15suppressed
AllopurinolAllopurinol14suppressed
ClopidogrelClopidogrel Bisulfate14suppressed
LamotrigineLamotrigine14suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic14suppressed
Ondansetron OdtOndansetron14suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1312
Fluticasone-SalmeterolFluticasone Propion/Salmeterol13suppressed
Humalog Kwikpen U-100Insulin Lispro13suppressed
Hydroxyzine HclHydroxyzine Hcl13suppressed
Oxybutynin Chloride ErOxybutynin Chloride13suppressed
Rabeprazole SodiumRabeprazole Sodium13suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid13suppressed
ClonazepamClonazepam12suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog12suppressed
LevetiracetamLevetiracetam12suppressed
Promethazine HclPromethazine Hcl12suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim12suppressed
BaclofenBaclofen11suppressed
Donepezil HclDonepezil Hcl11suppressed
MirtazapineMirtazapine11suppressed
RizatriptanRizatriptan Benzoate11suppressed

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