Healthcare provider profile · identity verified

John M Sassano, D.O.

Family Practice · PHOENIX, AZ · NPI 1447263306

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	464	147
Levothyroxine Sodium	Levothyroxine Sodium	331	113
Amlodipine Besylate	Amlodipine Besylate	302	104
Rosuvastatin Calcium	Rosuvastatin Calcium	301	116
Lisinopril	Lisinopril	284	97
Metformin Hcl	Metformin Hcl	253	79
Losartan Potassium	Losartan Potassium	234	83
Tamsulosin Hcl	Tamsulosin Hcl	198	73
Metoprolol Succinate	Metoprolol Succinate	161	57
Simvastatin	Simvastatin	151	50
Gabapentin	Gabapentin	149	54
Omeprazole	Omeprazole	141	49
Pantoprazole Sodium	Pantoprazole Sodium	135	55
Prednisone	Prednisone	123	89
Pravastatin Sodium	Pravastatin Sodium	119	38
Trazodone Hcl	Trazodone Hcl	103	41
Synthroid	Levothyroxine Sodium	97	29
Fluticasone Propionate	Fluticasone Propionate	94	44
Sertraline Hcl	Sertraline Hcl	93	29
Montelukast Sodium	Montelukast Sodium	92	27
Irbesartan	Irbesartan	86	29
Albuterol Sulfate Hfa	Albuterol Sulfate	84	42
Torsemide	Torsemide	84	41
Metoprolol Tartrate	Metoprolol Tartrate	83	36
Tizanidine Hcl	Tizanidine Hcl	81	39
Tramadol Hcl	Tramadol Hcl	78	31
Atenolol	Atenolol	77	20
Escitalopram Oxalate	Escitalopram Oxalate	74	29
Finasteride	Finasteride	73	26
Furosemide	Furosemide	71	29
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	71	16
Jardiance	Empagliflozin	71	17
Metformin Hcl Er	Metformin Hcl	70	21
Allopurinol	Allopurinol	69	24
Hydrochlorothiazide	Hydrochlorothiazide	69	26
Zolpidem Tartrate	Zolpidem Tartrate	69	21
Glipizide	Glipizide	67	22
Clopidogrel	Clopidogrel Bisulfate	65	24
Farxiga	Dapagliflozin Propanediol	64	19
Eliquis	Apixaban	63	20
Meloxicam	Meloxicam	61	17
Olmesartan Medoxomil	Olmesartan Medoxomil	61	21
Doxycycline Hyclate	Doxycycline Hyclate	55	46
Famotidine	Famotidine	53	21
Pregabalin	Pregabalin	52	20
Sildenafil Citrate	Sildenafil Citrate	50	15
Carvedilol	Carvedilol	49	19
Warfarin Sodium	Warfarin Sodium	48	19
Pioglitazone Hcl	Pioglitazone Hcl	47	14
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	45	12
Alendronate Sodium	Alendronate Sodium	44	18
Duloxetine Hcl	Duloxetine Hcl	44	13
Glipizide Er	Glipizide	44	12
Xarelto	Rivaroxaban	43	11
Citalopram Hbr	Citalopram Hydrobromide	42	13
Clobetasol Propionate	Clobetasol Propionate	42	31
Nifedipine Er	Nifedipine	42	14
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	40	34
Ciprofloxacin Hcl	Ciprofloxacin Hcl	39	36
Celecoxib	Celecoxib	38	13
Ibuprofen	Ibuprofen	37	21
Clonazepam	Clonazepam	36	suppressed
Enalapril Maleate	Enalapril Maleate	36	12
Donepezil Hcl	Donepezil Hcl	34	suppressed
Mounjaro	Tirzepatide	34	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	34	26
Oxybutynin Chloride	Oxybutynin Chloride	33	11
Potassium Chloride	Potassium Chloride	31	13
Acyclovir	Acyclovir	30	14
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	29	29
Buspirone Hcl	Buspirone Hcl	29	12
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	29	16
Latanoprost	Latanoprost	29	suppressed
Alprazolam	Alprazolam	27	12
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	27	suppressed
Lactated Ringers	Ringer's Solution,lactated	26	suppressed
Mirtazapine	Mirtazapine	26	11
Estradiol	Estradiol	25	suppressed
Propranolol Hcl	Propranolol Hcl	24	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	23	suppressed
Cephalexin	Cephalexin	22	21
Bupropion Xl	Bupropion Hcl	21	suppressed
Diclofenac Sodium	Diclofenac Sodium	21	suppressed
Azithromycin	Azithromycin	20	19
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	20	suppressed
Januvia	Sitagliptin Phosphate	20	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	20	suppressed
Levofloxacin	Levofloxacin	20	18
Tolterodine Tartrate Er	Tolterodine Tartrate	20	suppressed
Memantine Hcl	Memantine Hcl	19	suppressed
Myrbetriq	Mirabegron	19	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	18	suppressed
Glimepiride	Glimepiride	18	suppressed
Ibandronate Sodium	Ibandronate Sodium	18	suppressed
Ropinirole Hcl	Ropinirole Hcl	18	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	18	13
Trulicity	Dulaglutide	18	suppressed
Valacyclovir	Valacyclovir Hcl	18	11
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	17	17
Benazepril Hcl	Benazepril Hcl	17	suppressed
Ezetimibe	Ezetimibe	17	suppressed
Hydralazine Hcl	Hydralazine Hcl	17	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	17	suppressed
Lorazepam	Lorazepam	17	suppressed
Lovastatin	Lovastatin	17	suppressed
Divalproex Sodium	Divalproex Sodium	16	suppressed
Fluconazole	Fluconazole	16	13
Paroxetine Hcl	Paroxetine Hcl	16	suppressed
Terazosin Hcl	Terazosin Hcl	16	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	15	suppressed
Meclizine Hcl	Meclizine Hcl	15	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	15	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	14	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	14	suppressed
Naproxen	Naproxen	14	suppressed
Nystatin	Nystatin	14	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	14	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	13	suppressed
Clonidine Hcl	Clonidine Hcl	13	suppressed
Fenofibrate	Fenofibrate	13	suppressed
Imipramine Hcl	Imipramine Hcl	13	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	13	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	13	suppressed
Spironolactone	Spironolactone	13	suppressed
Colchicine	Colchicine	12	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	12	suppressed
Dutasteride	Dutasteride	12	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Ondansetron Hcl	Ondansetron Hcl	12	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	12	12
Sumatriptan Succinate	Sumatriptan Succinate	12	suppressed
Testosterone Cypionate	Testosterone Cypionate	12	suppressed
Amoxicillin	Amoxicillin	11	suppressed
Baclofen	Baclofen	11	suppressed
Ketoconazole	Ketoconazole	11	suppressed
Levetiracetam	Levetiracetam	11	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	11	suppressed
Valsartan	Valsartan	11	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	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