Healthcare provider profile · identity verified

Manuel Chavarri, M.D.

Internal Medicine · ALPENA, MI · NPI 1033102132

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 Sodium556157
Metformin Hcl ErMetformin Hcl19750
Rosuvastatin CalciumRosuvastatin Calcium18546
Lantus SolostarInsulin Glargine,hum.Rec.Anlog18145
Atorvastatin CalciumAtorvastatin Calcium17552
Metformin HclMetformin Hcl13944
Losartan PotassiumLosartan Potassium12833
LisinoprilLisinopril12237
JardianceEmpagliflozin10825
TrulicityDulaglutide10625
HydrochlorothiazideHydrochlorothiazide10232
MounjaroTirzepatide9617
Metoprolol SuccinateMetoprolol Succinate9423
OmeprazoleOmeprazole9125
EliquisApixaban8917
OzempicSemaglutide8920
Amlodipine BesylateAmlodipine Besylate8522
SimvastatinSimvastatin7122
GabapentinGabapentin6916
Tamsulosin HclTamsulosin Hcl6916
AtenololAtenolol6315
FarxigaDapagliflozin Propanediol6114
IrbesartanIrbesartan6115
Tresiba Flextouch U-100Insulin Degludec6014
Gvoke Hypopen 2-PackGlucagon5932
Pantoprazole SodiumPantoprazole Sodium5916
Pravastatin SodiumPravastatin Sodium5819
AllopurinolAllopurinol5115
Humalog Kwikpen U-100Insulin Lispro4616
SynthroidLevothyroxine Sodium4612
ClonazepamClonazepam45suppressed
Novolog FlexpenInsulin Aspart4518
Sertraline HclSertraline Hcl4512
AlprazolamAlprazolam44suppressed
FurosemideFurosemide4313
Potassium ChloridePotassium Chloride4311
Metoprolol TartrateMetoprolol Tartrate3813
Pioglitazone HclPioglitazone Hcl3711
Amitriptyline HclAmitriptyline Hcl3412
LorazepamLorazepam34suppressed
SpironolactoneSpironolactone34suppressed
ClopidogrelClopidogrel Bisulfate32suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic3216
MethimazoleMethimazole31suppressed
Alendronate SodiumAlendronate Sodium30suppressed
Cinacalcet HclCinacalcet Hcl30suppressed
TorsemideTorsemide29suppressed
Benazepril HclBenazepril Hcl28suppressed
FamotidineFamotidine27suppressed
NovologInsulin Aspart27suppressed
Venlafaxine Hcl ErVenlafaxine Hcl27suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid26suppressed
CarvedilolCarvedilol25suppressed
Clonidine HclClonidine Hcl25suppressed
Duloxetine HclDuloxetine Hcl24suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen24suppressed
PrednisonePrednisone24suppressed
FenofibrateFenofibrate23suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog22suppressed
HydrocortisoneHydrocortisone22suppressed
LantusInsulin Glargine,hum.Rec.Anlog22suppressed
Liothyronine SodiumLiothyronine Sodium22suppressed
Trazodone HclTrazodone Hcl22suppressed
Escitalopram OxalateEscitalopram Oxalate21suppressed
Fiasp FlextouchInsulin Aspart (Niacinamide)21suppressed
RybelsusSemaglutide21suppressed
Testosterone CypionateTestosterone Cypionate21suppressed
ChlorthalidoneChlorthalidone20suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl20suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide20suppressed
Montelukast SodiumMontelukast Sodium20suppressed
EzetimibeEzetimibe19suppressed
Fluoxetine HclFluoxetine Hcl19suppressed
GlimepirideGlimepiride19suppressed
Gvoke Hypopen 1-PackGlucagon1914
Omnipod Dash Pods (Gen 4)Insulin Pump Cart,cont Inf,bt19suppressed
Paroxetine HclParoxetine Hcl19suppressed
TemazepamTemazepam19suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic19suppressed
Citalopram HbrCitalopram Hydrobromide18suppressed
LovastatinLovastatin18suppressed
Nifedipine ErNifedipine18suppressed
Propranolol HclPropranolol Hcl18suppressed
FluconazoleFluconazole17suppressed
Tresiba Flextouch U-200Insulin Degludec17suppressed
Warfarin SodiumWarfarin Sodium17suppressed
Enalapril MaleateEnalapril Maleate16suppressed
TeriparatideTeriparatide16suppressed
Toujeo Max SolostarInsulin Glargine,hum.Rec.Anlog16suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog15suppressed
HumalogInsulin Lispro14suppressed
Memantine HclMemantine Hcl14suppressed
Oxybutynin Chloride ErOxybutynin Chloride14suppressed
Pen NeedlesPen Needle, Diabetic14suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide13suppressed
Meclizine HclMeclizine Hcl13suppressed
Repatha SyringeEvolocumab13suppressed
Soliqua 100-33Insulin Glargine/Lixisenatide13suppressed
Tizanidine HclTizanidine Hcl13suppressed
Tramadol HclTramadol Hcl13suppressed
Acebutolol HclAcebutolol Hcl12suppressed
Humulin R U-500 KwikpenInsulin Regular, Human12suppressed
JanuviaSitagliptin Phosphate12suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic12suppressed
Propranolol Hcl ErPropranolol Hcl12suppressed
Desmopressin AcetateDesmopressin Acetate11suppressed
FenofibrateFenofibrate Nanocrystallized11suppressed
Fludrocortisone AcetateFludrocortisone Acetate11suppressed
PregabalinPregabalin11suppressed
Verapamil ErVerapamil Hcl11suppressed
XareltoRivaroxaban11suppressed

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