Healthcare provider profile · identity verified

Allison Hammond Reddinger, M.D.

Internal Medicine · WHEAT RIDGE, CO · NPI 1669430138

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
Atorvastatin CalciumAtorvastatin Calcium790228
Levothyroxine SodiumLevothyroxine Sodium576151
Rosuvastatin CalciumRosuvastatin Calcium562165
LisinoprilLisinopril344109
OmeprazoleOmeprazole329116
Alendronate SodiumAlendronate Sodium31799
Losartan PotassiumLosartan Potassium28279
SimvastatinSimvastatin24969
Amlodipine BesylateAmlodipine Besylate23671
Pantoprazole SodiumPantoprazole Sodium22169
Metoprolol TartrateMetoprolol Tartrate18357
Duloxetine HclDuloxetine Hcl18166
Metformin HclMetformin Hcl17955
GabapentinGabapentin17668
Albuterol Sulfate HfaAlbuterol Sulfate16490
Trazodone HclTrazodone Hcl16253
PradaxaDabigatran Etexilate Mesylate16153
AtenololAtenolol15343
Wixela InhubFluticasone Propion/Salmeterol13146
Tamsulosin HclTamsulosin Hcl12642
ArexvyRsvpref3 Antigen/As01e/Pf120120
Metoprolol SuccinateMetoprolol Succinate12039
EstradiolEstradiol11156
Fluticasone PropionateFluticasone Propionate10339
Bupropion XlBupropion Hcl10033
FurosemideFurosemide9633
HydrochlorothiazideHydrochlorothiazide9332
Sertraline HclSertraline Hcl9330
AllopurinolAllopurinol8825
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide8422
CarvedilolCarvedilol8225
Venlafaxine Hcl ErVenlafaxine Hcl8021
Spiriva RespimatTiotropium Bromide7928
Warfarin SodiumWarfarin Sodium7423
MirtazapineMirtazapine7328
GlipizideGlipizide7024
Triamcinolone AcetonideTriamcinolone Acetonide6836
FinasterideFinasteride6720
SpironolactoneSpironolactone6520
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid6519
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide6420
Fluoxetine HclFluoxetine Hcl6218
JardianceEmpagliflozin6122
FamotidineFamotidine5720
Insulin Glargine-YfgnInsulin Glargine-Yfgn5414
Metformin Hcl ErMetformin Hcl5316
Potassium ChloridePotassium Chloride5218
Azelastine HclAzelastine Hcl4722
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf4646
EzetimibeEzetimibe4412
Solifenacin SuccinateSolifenacin Succinate4414
OzempicSemaglutide43suppressed
Donepezil HclDonepezil Hcl37suppressed
Ondansetron OdtOndansetron3717
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen34suppressed
MeloxicamMeloxicam3319
HydrocortisoneHydrocortisone32suppressed
Citalopram HbrCitalopram Hydrobromide3111
AlvescoCiclesonide29suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf2928
Humulin NInsulin Nph Human Isophane2812
LorazepamLorazepam2816
Diltiazem 24hr Er (Cd)Diltiazem Hcl27suppressed
Ipratropium BromideIpratropium Bromide27suppressed
Oxycodone HclOxycodone Hcl27suppressed
ClopidogrelClopidogrel Bisulfate2612
AcyclovirAcyclovir2516
Montelukast SodiumMontelukast Sodium25suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2514
EliquisApixaban24suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2221
Doxazosin MesylateDoxazosin Mesylate22suppressed
Trospium ChlorideTrospium Chloride21suppressed
PrimidonePrimidone20suppressed
NitroglycerinNitroglycerin19suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl19suppressed
Escitalopram OxalateEscitalopram Oxalate18suppressed
Insulin SyringeSyringe-Needle,insulin,0.5 Ml18suppressed
PrednisonePrednisone1812
Propranolol HclPropranolol Hcl18suppressed
Zolpidem TartrateZolpidem Tartrate18suppressed
AmoxicillinAmoxicillin17suppressed
CefuroximeCefuroxime Axetil1717
Ultra-Fine Short Pen NeedlePen Needle, Diabetic17suppressed
XareltoRivaroxaban17suppressed
Humulin RInsulin Regular, Human16suppressed
Insulin SyringeSyringe And Needle,insulin,1ml16suppressed
KetoconazoleKetoconazole16suppressed
LovastatinLovastatin16suppressed
NystatinNystatin16suppressed
Pravastatin SodiumPravastatin Sodium16suppressed
Clobetasol PropionateClobetasol Propionate15suppressed
Risedronate SodiumRisedronate Sodium15suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
ChlorthalidoneChlorthalidone13suppressed
DexamethasoneDexamethasone13suppressed
MetronidazoleMetronidazole13suppressed
Stiolto RespimatTiotropium Br/Olodaterol Hcl13suppressed
TopiramateTopiramate13suppressed
Methadone HclMethadone Hcl12suppressed
Pioglitazone HclPioglitazone Hcl12suppressed
Dabigatran EtexilateDabigatran Etexilate Mesylate1111
EpinephrineEpinephrine11suppressed
Propranolol Hcl ErPropranolol Hcl11suppressed
Ropinirole HclRopinirole Hcl11suppressed
YuvafemEstradiol11suppressed

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