Healthcare provider profile · identity verified

John Quentin Harris, D.O.

Family Practice · TUCSON, AZ · NPI 1740257757

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 Calcium16956
LisinoprilLisinopril16149
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen14314
Amlodipine BesylateAmlodipine Besylate14042
Metformin HclMetformin Hcl10733
Metoprolol SuccinateMetoprolol Succinate9931
Losartan PotassiumLosartan Potassium9031
Albuterol Sulfate HfaAlbuterol Sulfate8623
Tamsulosin HclTamsulosin Hcl8423
HydrochlorothiazideHydrochlorothiazide8226
OmeprazoleOmeprazole7820
Levothyroxine SodiumLevothyroxine Sodium7421
GabapentinGabapentin6416
Oxycodone HclOxycodone Hcl55suppressed
PrednisonePrednisone5218
Lantus SolostarInsulin Glargine,hum.Rec.Anlog47suppressed
FurosemideFurosemide4413
Tramadol HclTramadol Hcl4311
IbuprofenIbuprofen4212
Metoprolol TartrateMetoprolol Tartrate4114
LorazepamLorazepam39suppressed
Pantoprazole SodiumPantoprazole Sodium3613
SimvastatinSimvastatin3511
Metformin Hcl ErMetformin Hcl34suppressed
Trazodone HclTrazodone Hcl34suppressed
GlipizideGlipizide3311
Potassium ChloridePotassium Chloride33suppressed
ClonazepamClonazepam30suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid30suppressed
Bisoprolol FumarateBisoprolol Fumarate29suppressed
Ciprofloxacin HclCiprofloxacin Hcl2918
Cyclobenzaprine HclCyclobenzaprine Hcl2911
LantusInsulin Glargine,hum.Rec.Anlog28suppressed
Clonidine HclClonidine Hcl27suppressed
AzithromycinAzithromycin2616
Fluticasone PropionateFluticasone Propionate2513
Pravastatin SodiumPravastatin Sodium25suppressed
AllopurinolAllopurinol24suppressed
FinasterideFinasteride24suppressed
Fluoxetine HclFluoxetine Hcl24suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen24suppressed
Rosuvastatin CalciumRosuvastatin Calcium23suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic22suppressed
AcyclovirAcyclovir21suppressed
Pioglitazone HclPioglitazone Hcl21suppressed
MeloxicamMeloxicam20suppressed
Sertraline HclSertraline Hcl20suppressed
Terazosin HclTerazosin Hcl20suppressed
CephalexinCephalexin18suppressed
DiazepamDiazepam18suppressed
AtenololAtenolol17suppressed
ChlorthalidoneChlorthalidone17suppressed
EstradiolEstradiol17suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl16suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro16suppressed
CefdinirCefdinir15suppressed
Escitalopram OxalateEscitalopram Oxalate15suppressed
FenofibrateFenofibrate15suppressed
ClopidogrelClopidogrel Bisulfate14suppressed
AlprazolamAlprazolam13suppressed
JanuviaSitagliptin Phosphate13suppressed
Meclizine HclMeclizine Hcl13suppressed
MovantikNaloxegol Oxalate13suppressed
Ropinirole HclRopinirole Hcl13suppressed
Triamcinolone AcetonideTriamcinolone Acetonide13suppressed
GemfibrozilGemfibrozil12suppressed
Humulin 70/30 KwikpenInsulin Nph Hum/Reg Insulin Hm12suppressed
Hydroxyzine HclHydroxyzine Hcl12suppressed
Montelukast SodiumMontelukast Sodium12suppressed
Novolog Mix 70-30 FlexpenInsulin Aspart Prot/Insuln Asp12suppressed
CarvedilolCarvedilol11suppressed
Citalopram HbrCitalopram Hydrobromide11suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide11suppressed

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