Healthcare provider profile · identity verified

Allison Alcalay, M.D.

Internal Medicine · DAVIS, CA · NPI 1457334716

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	559	166
Amlodipine Besylate	Amlodipine Besylate	496	127
Levothyroxine Sodium	Levothyroxine Sodium	366	95
Losartan Potassium	Losartan Potassium	275	81
Lisinopril	Lisinopril	203	55
Metoprolol Succinate	Metoprolol Succinate	194	54
Eliquis	Apixaban	171	42
Rosuvastatin Calcium	Rosuvastatin Calcium	157	45
Pantoprazole Sodium	Pantoprazole Sodium	154	45
Gabapentin	Gabapentin	151	47
Jardiance	Empagliflozin	151	41
Metformin Hcl	Metformin Hcl	144	43
Alendronate Sodium	Alendronate Sodium	129	38
Metformin Hcl Er	Metformin Hcl	116	38
Trulicity	Dulaglutide	105	19
Carvedilol	Carvedilol	103	30
Simvastatin	Simvastatin	96	30
Benazepril Hcl	Benazepril Hcl	94	25
Sertraline Hcl	Sertraline Hcl	88	26
Finasteride	Finasteride	83	23
Hydrochlorothiazide	Hydrochlorothiazide	83	21
Escitalopram Oxalate	Escitalopram Oxalate	81	19
Potassium Chloride	Potassium Chloride	76	27
Synthroid	Levothyroxine Sodium	76	18
Bupropion Xl	Bupropion Hcl	74	18
Lovastatin	Lovastatin	74	22
Omeprazole	Omeprazole	71	25
Atenolol	Atenolol	68	20
Spironolactone	Spironolactone	66	22
Valsartan	Valsartan	64	15
Chlorthalidone	Chlorthalidone	62	19
Tamsulosin Hcl	Tamsulosin Hcl	59	17
Allopurinol	Allopurinol	58	19
Famotidine	Famotidine	58	21
Fluticasone Propionate	Fluticasone Propionate	58	32
Citalopram Hbr	Citalopram Hydrobromide	57	suppressed
Furosemide	Furosemide	55	20
Donepezil Hcl	Donepezil Hcl	54	12
Metoprolol Tartrate	Metoprolol Tartrate	53	18
Gemtesa	Vibegron	52	20
Trazodone Hcl	Trazodone Hcl	49	14
Fluoxetine Hcl	Fluoxetine Hcl	48	15
Venlafaxine Hcl Er	Venlafaxine Hcl	46	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	45	16
Irbesartan	Irbesartan	44	13
Estradiol	Estradiol	43	18
Mounjaro	Tirzepatide	43	suppressed
Pravastatin Sodium	Pravastatin Sodium	43	14
Albuterol Sulfate Hfa	Albuterol Sulfate	41	24
Myrbetriq	Mirabegron	41	16
Glipizide Er	Glipizide	39	12
Ipratropium Bromide	Ipratropium Bromide	39	14
Hydralazine Hcl	Hydralazine Hcl	37	15
Duloxetine Hcl	Duloxetine Hcl	36	suppressed
Mirtazapine	Mirtazapine	36	11
Warfarin Sodium	Warfarin Sodium	36	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	35	14
Triamcinolone Acetonide	Triamcinolone Acetonide	35	19
Ozempic	Semaglutide	34	suppressed
Propranolol Hcl	Propranolol Hcl	34	suppressed
Valacyclovir	Valacyclovir Hcl	34	13
Glipizide	Glipizide	33	11
Acyclovir	Acyclovir	32	12
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	30	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	30	suppressed
Paroxetine Hcl	Paroxetine Hcl	28	suppressed
Pregabalin	Pregabalin	28	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	28	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	27	suppressed
Clopidogrel	Clopidogrel Bisulfate	26	12
Tresiba Flextouch U-200	Insulin Degludec	26	suppressed
Januvia	Sitagliptin Phosphate	25	suppressed
Buspirone Hcl	Buspirone Hcl	24	suppressed
Diclofenac Sodium	Diclofenac Sodium	23	suppressed
Lorazepam	Lorazepam	23	13
Tresiba Flextouch U-100	Insulin Degludec	23	11
Azelastine Hcl	Azelastine Hcl	21	12
Digoxin	Digoxin	21	suppressed
Prednisone	Prednisone	20	suppressed
Breo Ellipta	Fluticasone/Vilanterol	19	suppressed
Glimepiride	Glimepiride	19	suppressed
Hydrocortisone	Hydrocortisone	19	12
Sumatriptan Succinate	Sumatriptan Succinate	19	suppressed
Xarelto	Rivaroxaban	19	suppressed
Celecoxib	Celecoxib	18	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	18	13
Bumetanide	Bumetanide	17	suppressed
Candesartan Cilexetil	Candesartan Cilexetil	17	suppressed
Cephalexin	Cephalexin	17	suppressed
Clobetasol Propionate	Clobetasol Propionate	17	12
Metoclopramide Hcl	Metoclopramide Hcl	17	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	17	suppressed
Bupropion Hcl Sr	Bupropion Hcl	16	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	16	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	16	suppressed
Memantine Hcl	Memantine Hcl	16	suppressed
Telmisartan	Telmisartan	16	suppressed
Baclofen	Baclofen	15	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	15	suppressed
Novolog Flexpen	Insulin Aspart	15	suppressed
Premarin	Estrogens, Conjugated	15	suppressed
Rizatriptan	Rizatriptan Benzoate	15	suppressed
Soliqua 100-33	Insulin Glargine/Lixisenatide	15	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	15	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	14	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	14	suppressed
Midodrine Hcl	Midodrine Hcl	14	suppressed
Nebivolol Hcl	Nebivolol Hcl	14	suppressed
Terazosin Hcl	Terazosin Hcl	14	suppressed
Clonidine	Clonidine	13	suppressed
Humalog Kwikpen U-200	Insulin Lispro	13	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	13	suppressed
Oxycodone Hcl	Oxycodone Hcl	13	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	13	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	13	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	13	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	13	suppressed
Felodipine Er	Felodipine	12	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	12	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	12	suppressed
Meloxicam	Meloxicam	12	suppressed
Montelukast Sodium	Montelukast Sodium	12	suppressed
Ondansetron Odt	Ondansetron	12	11
Rybelsus	Semaglutide	12	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	11	suppressed
Belbuca	Buprenorphine Hcl	11	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	11	suppressed
Dilt-Xr	Diltiazem Hcl	11	suppressed
Latanoprost	Latanoprost	11	suppressed
Memantine Hcl Er	Memantine Hcl	11	suppressed
Naproxen	Naproxen	11	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	11	suppressed
Rabeprazole Sodium	Rabeprazole Sodium	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