Healthcare provider profile · identity verified

Zachary William Salaysay, NP

Nurse Practitioner · ROCHESTER HILLS, MI · NPI 1750856480

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	658	99
Levothyroxine Sodium	Levothyroxine Sodium	623	88
Eliquis	Apixaban	416	69
Losartan Potassium	Losartan Potassium	406	70
Furosemide	Furosemide	383	74
Amlodipine Besylate	Amlodipine Besylate	381	62
Donepezil Hcl	Donepezil Hcl	370	59
Quetiapine Fumarate	Quetiapine Fumarate	348	59
Metoprolol Succinate	Metoprolol Succinate	343	57
Warfarin Sodium	Warfarin Sodium	321	21
Omeprazole	Omeprazole	320	65
Sertraline Hcl	Sertraline Hcl	316	43
Potassium Chloride	Potassium Chloride	307	62
Pantoprazole Sodium	Pantoprazole Sodium	287	44
Lisinopril	Lisinopril	286	46
Tamsulosin Hcl	Tamsulosin Hcl	263	39
Trazodone Hcl	Trazodone Hcl	226	36
Memantine Hcl	Memantine Hcl	223	36
Citalopram Hbr	Citalopram Hydrobromide	222	30
Metoprolol Tartrate	Metoprolol Tartrate	222	35
Alprazolam	Alprazolam	190	62
Carvedilol	Carvedilol	190	30
Gabapentin	Gabapentin	173	28
Escitalopram Oxalate	Escitalopram Oxalate	166	30
Clopidogrel	Clopidogrel Bisulfate	153	27
Metformin Hcl	Metformin Hcl	128	22
Finasteride	Finasteride	122	18
Famotidine	Famotidine	116	22
Risperidone	Risperidone	109	14
Mirtazapine	Mirtazapine	103	25
Rosuvastatin Calcium	Rosuvastatin Calcium	102	22
Buspirone Hcl	Buspirone Hcl	100	14
Simvastatin	Simvastatin	92	21
Fluticasone Propionate	Fluticasone Propionate	87	47
Hydralazine Hcl	Hydralazine Hcl	83	15
Allopurinol	Allopurinol	82	12
Celecoxib	Celecoxib	80	15
Pravastatin Sodium	Pravastatin Sodium	79	11
Spironolactone	Spironolactone	74	18
Fluoxetine Hcl	Fluoxetine Hcl	72	12
Montelukast Sodium	Montelukast Sodium	69	11
Tramadol Hcl	Tramadol Hcl	64	29
Myrbetriq	Mirabegron	63	suppressed
Nifedipine Er	Nifedipine	58	11
Vitamin D2	Ergocalciferol (Vitamin D2)	58	suppressed
Cephalexin	Cephalexin	57	47
Digoxin	Digoxin	55	suppressed
Jardiance	Empagliflozin	55	suppressed
Xarelto	Rivaroxaban	55	11
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	54	11
Bupropion Xl	Bupropion Hcl	54	11
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	54	16
Baclofen	Baclofen	53	suppressed
Lorazepam	Lorazepam	50	17
Hydrochlorothiazide	Hydrochlorothiazide	49	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	49	40
Ipratropium Bromide	Ipratropium Bromide	48	22
Prednisone	Prednisone	44	23
Triamcinolone Acetonide	Triamcinolone Acetonide	42	32
Alendronate Sodium	Alendronate Sodium	41	suppressed
Bumetanide	Bumetanide	40	suppressed
Tolterodine Tartrate Er	Tolterodine Tartrate	40	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	39	suppressed
Ezetimibe	Ezetimibe	37	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	35	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	35	suppressed
Entresto	Sacubitril/Valsartan	34	suppressed
Latanoprost	Latanoprost	34	13
Levetiracetam	Levetiracetam	34	suppressed
Nystop	Nystatin	34	16
Ondansetron Hcl	Ondansetron Hcl	34	20
Torsemide	Torsemide	33	suppressed
Clotrimazole	Clotrimazole	32	21
Olanzapine	Olanzapine	32	suppressed
Fluconazole	Fluconazole	31	14
Paroxetine Hcl	Paroxetine Hcl	31	suppressed
Spiriva Respimat	Tiotropium Bromide	31	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	30	suppressed
Januvia	Sitagliptin Phosphate	30	suppressed
Galantamine Hbr	Galantamine Hbr	29	suppressed
Albuterol Sulfate Hfa	Albuterol Sulfate	28	17
Duloxetine Hcl	Duloxetine Hcl	28	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	28	suppressed
Propranolol Hcl	Propranolol Hcl	27	suppressed
Tolterodine Tartrate	Tolterodine Tartrate	27	suppressed
Glimepiride	Glimepiride	26	suppressed
Oxcarbazepine	Oxcarbazepine	26	suppressed
Atenolol	Atenolol	25	suppressed
Bupropion Hcl Sr	Bupropion Hcl	25	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	25	15
Amiodarone Hcl	Amiodarone Hcl	24	suppressed
Hydrocortisone	Hydrocortisone	24	21
Meloxicam	Meloxicam	24	suppressed
Methylprednisolone	Methylprednisolone	24	22
Ropinirole Hcl	Ropinirole Hcl	24	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	24	15
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	23	19
Dutasteride	Dutasteride	23	suppressed
Nadolol	Nadolol	23	suppressed
Nyamyc	Nystatin	23	13
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	23	suppressed
Metformin Hcl Er	Metformin Hcl	22	suppressed
Ondansetron Odt	Ondansetron	22	14
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	22	suppressed
Primidone	Primidone	22	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	21	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	21	suppressed
Novolog Flexpen	Insulin Aspart	21	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	21	suppressed
Estradiol	Estradiol	20	suppressed
Midodrine Hcl	Midodrine Hcl	19	suppressed
Ozempic	Semaglutide	19	suppressed
Benazepril Hcl	Benazepril Hcl	18	suppressed
Folic Acid	Folic Acid	18	suppressed
Lovastatin	Lovastatin	18	suppressed
Repaglinide	Repaglinide	18	suppressed
Tizanidine Hcl	Tizanidine Hcl	18	suppressed
Chlorthalidone	Chlorthalidone	17	suppressed
Glipizide	Glipizide	17	suppressed
Mirabegron Er	Mirabegron	17	suppressed
Nystatin	Nystatin	17	suppressed
Azithromycin	Azithromycin	16	11
Medroxyprogesterone Acetate	Medroxyprogesterone Acetate	16	suppressed
Polymyxin B Sul-Trimethoprim	Polymyxin B Sulf/Trimethoprim	16	14
Venlafaxine Hcl	Venlafaxine Hcl	16	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	15	suppressed
Budesonide	Budesonide	15	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	15	11
Divalproex Sodium	Divalproex Sodium	15	suppressed
Enalapril Maleate	Enalapril Maleate	15	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	15	suppressed
Humalog Kwikpen U-100	Insulin Lispro	15	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	15	suppressed
Trospium Chloride	Trospium Chloride	15	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	15	suppressed
Diclofenac Sodium	Diclofenac Sodium	14	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	14	suppressed
Symbicort	Budesonide/Formoterol Fumarate	14	suppressed
Colchicine	Colchicine	13	suppressed
Dantrolene Sodium	Dantrolene Sodium	13	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	13	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	13	suppressed
Farxiga	Dapagliflozin Propanediol	13	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	13	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	13	suppressed
Methimazole	Methimazole	13	suppressed
Methotrexate	Methotrexate Sodium	13	suppressed
Propafenone Hcl	Propafenone Hcl	13	suppressed
Theophylline Er	Theophylline Anhydrous	13	suppressed
Verapamil Er	Verapamil Hcl	13	suppressed
Albuterol Sulfate	Albuterol Sulfate	12	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	12	suppressed
Cholestyramine	Cholestyramine (With Sugar)	12	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	12	suppressed
Diltiazem 24hr Er (La)	Diltiazem Hcl	12	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	12	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	12	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	12	suppressed
Ingrezza	Valbenazine Tosylate	12	suppressed
Methocarbamol	Methocarbamol	12	suppressed
Novofine Autocover	Pen Needle, Diabetic, Safety	12	suppressed
Nuplazid	Pimavanserin Tartrate	12	suppressed
Rivastigmine	Rivastigmine	12	suppressed
Sulfasalazine Dr	Sulfasalazine	12	suppressed
Alcohol Prep Pads	Alcohol Antiseptic Pads	11	suppressed
Calcitriol	Calcitriol	11	suppressed
Dropsafe Pen Needle	Pen Needle, Diabetic, Safety	11	suppressed
Meclizine Hcl	Meclizine Hcl	11	suppressed
Pregabalin	Pregabalin	11	suppressed
Terazosin Hcl	Terazosin Hcl	11	suppressed
Travoprost	Travoprost	11	suppressed
Tresiba Flextouch U-100	Insulin Degludec	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