Healthcare provider profile · identity verified

Alphonsus G. Diamond, MD

Family Practice · MONTICELLO, IN · NPI 1982831939

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	567	160
Lisinopril	Lisinopril	342	98
Amlodipine Besylate	Amlodipine Besylate	299	92
Omeprazole	Omeprazole	288	85
Levothyroxine Sodium	Levothyroxine Sodium	272	70
Gabapentin	Gabapentin	229	51
Metoprolol Succinate	Metoprolol Succinate	183	52
Metformin Hcl Er	Metformin Hcl	172	50
Albuterol Sulfate Hfa	Albuterol Sulfate	170	48
Losartan Potassium	Losartan Potassium	158	47
Pantoprazole Sodium	Pantoprazole Sodium	147	42
Hydrochlorothiazide	Hydrochlorothiazide	145	39
Valsartan	Valsartan	137	40
Duloxetine Hcl	Duloxetine Hcl	132	31
Metformin Hcl	Metformin Hcl	125	33
Tamsulosin Hcl	Tamsulosin Hcl	118	34
Rosuvastatin Calcium	Rosuvastatin Calcium	114	39
Montelukast Sodium	Montelukast Sodium	107	30
Furosemide	Furosemide	100	28
Ozempic	Semaglutide	97	25
Sertraline Hcl	Sertraline Hcl	92	26
Tradjenta	Linagliptin	88	16
Pravastatin Sodium	Pravastatin Sodium	87	29
Trazodone Hcl	Trazodone Hcl	85	24
Jardiance	Empagliflozin	80	20
Eliquis	Apixaban	76	20
Carvedilol	Carvedilol	74	21
Prednisone	Prednisone	74	60
Potassium Chloride	Potassium Chloride	73	16
Trulicity	Dulaglutide	73	15
Metoprolol Tartrate	Metoprolol Tartrate	71	21
Fluticasone Propionate	Fluticasone Propionate	68	38
Fluoxetine Hcl	Fluoxetine Hcl	65	20
Alendronate Sodium	Alendronate Sodium	63	14
Buspirone Hcl	Buspirone Hcl	63	26
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	61	19
Allopurinol	Allopurinol	58	16
Famotidine	Famotidine	58	20
Tramadol Hcl	Tramadol Hcl	58	19
Escitalopram Oxalate	Escitalopram Oxalate	56	17
Ezetimibe	Ezetimibe	55	18
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	54	49
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	53	16
Mounjaro	Tirzepatide	52	14
Ropinirole Hcl	Ropinirole Hcl	52	12
Diclofenac Sodium	Diclofenac Sodium	50	19
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	50	15
Clopidogrel	Clopidogrel Bisulfate	48	14
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	48	14
Atenolol	Atenolol	44	13
Clonazepam	Clonazepam	44	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	44	34
Simvastatin	Simvastatin	44	15
Dicyclomine Hcl	Dicyclomine Hcl	41	13
Pregabalin	Pregabalin	41	suppressed
Glimepiride	Glimepiride	39	suppressed
Citalopram Hbr	Citalopram Hydrobromide	36	suppressed
Meloxicam	Meloxicam	36	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	36	11
Glipizide	Glipizide	34	suppressed
Cephalexin	Cephalexin	33	28
Hydroxyzine Hcl	Hydroxyzine Hcl	33	suppressed
Bupropion Xl	Bupropion Hcl	32	suppressed
Methocarbamol	Methocarbamol	31	16
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	31	suppressed
Januvia	Sitagliptin Phosphate	29	11
Breo Ellipta	Fluticasone/Vilanterol	27	suppressed
Azithromycin	Azithromycin	26	22
Spironolactone	Spironolactone	26	suppressed
Promethazine Hcl	Promethazine Hcl	24	suppressed
Paroxetine Hcl	Paroxetine Hcl	23	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	23	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	22	suppressed
Sucralfate	Sucralfate	22	13
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	21	suppressed
Xarelto	Rivaroxaban	21	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	20	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	20	suppressed
Meclizine Hcl	Meclizine Hcl	19	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	19	suppressed
Qvar Redihaler	Beclomethasone Dipropionate	19	suppressed
Tizanidine Hcl	Tizanidine Hcl	19	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	19	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	18	12
Alprazolam	Alprazolam	17	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	17	15
Finasteride	Finasteride	17	suppressed
Hydroxyzine Pamoate	Hydroxyzine Pamoate	17	suppressed
Novolog Flexpen	Insulin Aspart	17	suppressed
Clotrimazole	Clotrimazole	16	suppressed
Levetiracetam	Levetiracetam	16	suppressed
Lovastatin	Lovastatin	16	suppressed
Mirtazapine	Mirtazapine	16	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	16	suppressed
Ondansetron Hcl	Ondansetron Hcl	15	suppressed
Rybelsus	Semaglutide	15	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	14	12
Enalapril Maleate	Enalapril Maleate	14	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	14	suppressed
Nystatin	Nystatin	14	suppressed
Prazosin Hcl	Prazosin Hcl	14	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	14	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	14	suppressed
Synthroid	Levothyroxine Sodium	14	suppressed
Verapamil Hcl	Verapamil Hcl	14	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	13	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	13	suppressed
Warfarin Sodium	Warfarin Sodium	13	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	12	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	12	suppressed
Droplet Pen Needle	Pen Needle, Diabetic	12	suppressed
Klor-Con M20	Potassium Chloride	12	suppressed
Methylprednisolone	Methylprednisolone	12	12
Varenicline Tartrate	Varenicline Tartrate	12	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	11	suppressed
Spiriva Respimat	Tiotropium Bromide	11	suppressed
Tresiba Flextouch U-200	Insulin Degludec	11	suppressed
Valacyclovir	Valacyclovir Hcl	11	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	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