Healthcare provider profile · identity verified

Peter R Drummond, DO

Internal Medicine · STOCKTON, CA · NPI 1508822768

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	908	245
Amlodipine Besylate	Amlodipine Besylate	519	144
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	512	115
Levothyroxine Sodium	Levothyroxine Sodium	461	112
Losartan Potassium	Losartan Potassium	423	114
Omeprazole	Omeprazole	404	111
Alprazolam	Alprazolam	398	95
Lisinopril	Lisinopril	369	104
Metoprolol Succinate	Metoprolol Succinate	336	93
Metformin Hcl	Metformin Hcl	282	67
Pantoprazole Sodium	Pantoprazole Sodium	273	76
Simvastatin	Simvastatin	254	63
Gabapentin	Gabapentin	243	58
Sertraline Hcl	Sertraline Hcl	215	52
Lorazepam	Lorazepam	187	33
Eliquis	Apixaban	176	31
Tamsulosin Hcl	Tamsulosin Hcl	175	51
Fluticasone Propionate	Fluticasone Propionate	171	64
Benazepril Hcl	Benazepril Hcl	166	46
Zolpidem Tartrate	Zolpidem Tartrate	166	43
Hydrochlorothiazide	Hydrochlorothiazide	149	43
Potassium Chloride	Potassium Chloride	138	40
Jardiance	Empagliflozin	131	29
Rosuvastatin Calcium	Rosuvastatin Calcium	130	45
Albuterol Sulfate Hfa	Albuterol Sulfate	129	48
Allopurinol	Allopurinol	129	36
Metoprolol Tartrate	Metoprolol Tartrate	128	30
Pravastatin Sodium	Pravastatin Sodium	128	38
Tramadol Hcl	Tramadol Hcl	127	36
Glimepiride	Glimepiride	114	31
Furosemide	Furosemide	113	35
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	109	16
Carvedilol	Carvedilol	99	27
Quetiapine Fumarate	Quetiapine Fumarate	96	12
Prednisone	Prednisone	94	43
Cephalexin	Cephalexin	90	52
Mirtazapine	Mirtazapine	89	14
Finasteride	Finasteride	88	25
Duloxetine Hcl	Duloxetine Hcl	86	20
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	85	24
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	84	24
Pioglitazone Hcl	Pioglitazone Hcl	79	21
Fluoxetine Hcl	Fluoxetine Hcl	76	16
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	74	16
Estradiol	Estradiol	72	22
Ibuprofen	Ibuprofen	69	20
Venlafaxine Hcl Er	Venlafaxine Hcl	66	15
Clonazepam	Clonazepam	65	suppressed
Hydralazine Hcl	Hydralazine Hcl	65	22
Baclofen	Baclofen	61	suppressed
Trazodone Hcl	Trazodone Hcl	61	15
Temazepam	Temazepam	60	suppressed
Januvia	Sitagliptin Phosphate	59	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	58	29
Escitalopram Oxalate	Escitalopram Oxalate	56	16
Ozempic	Semaglutide	56	suppressed
Lovastatin	Lovastatin	53	14
Mounjaro	Tirzepatide	51	suppressed
Amoxicillin	Amoxicillin	50	39
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	50	15
Doxycycline Hyclate	Doxycycline Hyclate	49	45
Amitriptyline Hcl	Amitriptyline Hcl	48	11
Clopidogrel	Clopidogrel Bisulfate	48	17
Paroxetine Hcl	Paroxetine Hcl	48	12
Tizanidine Hcl	Tizanidine Hcl	48	16
Chlorthalidone	Chlorthalidone	47	14
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	47	15
Meloxicam	Meloxicam	47	14
Valsartan	Valsartan	46	14
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	44	12
Atenolol	Atenolol	43	13
Celecoxib	Celecoxib	43	12
Citalopram Hbr	Citalopram Hydrobromide	43	11
Famotidine	Famotidine	43	14
Acetaminophen-Codeine	Acetaminophen With Codeine	42	11
Fentanyl	Fentanyl	41	suppressed
Synthroid	Levothyroxine Sodium	41	13
Xarelto	Rivaroxaban	38	suppressed
Bupropion Xl	Bupropion Hcl	37	11
Montelukast Sodium	Montelukast Sodium	37	suppressed
Ketoconazole	Ketoconazole	34	14
Diclofenac Sodium	Diclofenac Sodium	33	11
Ezetimibe	Ezetimibe	33	12
Propranolol Hcl	Propranolol Hcl	33	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	33	suppressed
Donepezil Hcl	Donepezil Hcl	32	suppressed
Metformin Hcl Er	Metformin Hcl	32	11
Ondansetron Hcl	Ondansetron Hcl	32	12
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	31	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	31	11
Metoclopramide Hcl	Metoclopramide Hcl	31	suppressed
Myrbetriq	Mirabegron	31	suppressed
Rizatriptan	Rizatriptan Benzoate	31	suppressed
Lansoprazole	Lansoprazole	30	suppressed
Ropinirole Hcl	Ropinirole Hcl	30	suppressed
Diazepam	Diazepam	29	suppressed
Alendronate Sodium	Alendronate Sodium	28	suppressed
Nystatin	Nystatin	28	suppressed
Ramipril	Ramipril	28	suppressed
Spironolactone	Spironolactone	28	suppressed
Divalproex Sodium	Divalproex Sodium	27	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	26	suppressed
Premarin	Estrogens, Conjugated	26	suppressed
Ventolin Hfa	Albuterol Sulfate	26	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	25	suppressed
Levetiracetam	Levetiracetam	25	suppressed
Oxycodone Hcl	Oxycodone Hcl	24	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	24	24
Terazosin Hcl	Terazosin Hcl	24	suppressed
Amiodarone Hcl	Amiodarone Hcl	23	suppressed
Lamotrigine	Lamotrigine	23	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	23	suppressed
Acyclovir	Acyclovir	22	suppressed
Naproxen	Naproxen	22	suppressed
Bupropion Hcl Sr	Bupropion Hcl	21	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	21	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	21	20
Ibu	Ibuprofen	21	suppressed
Pregabalin	Pregabalin	20	suppressed
Trulicity	Dulaglutide	20	suppressed
Aspirin-Dipyridamole Er	Aspirin/Dipyridamole	19	suppressed
Breyna	Budesonide/Formoterol Fumarate	19	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	19	suppressed
Nifedipine Er	Nifedipine	19	suppressed
Tresiba Flextouch U-100	Insulin Degludec	19	suppressed
Verapamil Er	Verapamil Hcl	19	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	19	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	18	suppressed
Morphine Sulfate Er	Morphine Sulfate	18	suppressed
Ondansetron Odt	Ondansetron	18	suppressed
Azelastine Hcl	Azelastine Hcl	17	suppressed
Colchicine	Colchicine	17	suppressed
Colestipol Hcl	Colestipol Hcl	17	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	17	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	17	12
Raloxifene Hcl	Raloxifene Hcl	17	suppressed
Benazepril-Hydrochlorothiazide	Benazepril/Hydrochlorothiazide	16	suppressed
Glipizide Er	Glipizide	16	suppressed
Labetalol Hcl	Labetalol Hcl	16	suppressed
Meclizine Hcl	Meclizine Hcl	16	11
Ranolazine Er	Ranolazine	16	suppressed
Hydrocortisone	Hydrocortisone	15	suppressed
Methylphenidate Hcl	Methylphenidate Hcl	15	suppressed
Primidone	Primidone	15	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	15	suppressed
Valacyclovir	Valacyclovir Hcl	15	suppressed
Fluvoxamine Maleate	Fluvoxamine Maleate	14	suppressed
Methadone Hcl	Methadone Hcl	14	suppressed
Propranolol Hcl Er	Propranolol Hcl	14	suppressed
Solifenacin Succinate	Solifenacin Succinate	14	suppressed
Fosinopril Sodium	Fosinopril Sodium	13	suppressed
Trospium Chloride	Trospium Chloride	13	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	13	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	12	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	12	suppressed
Farxiga	Dapagliflozin Propanediol	12	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	12	suppressed
Glipizide	Glipizide	12	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	12	suppressed
Sildenafil Citrate	Sildenafil Citrate	12	suppressed
Sulindac	Sulindac	12	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	11	suppressed
Breo Ellipta	Fluticasone/Vilanterol	11	suppressed
Irbesartan	Irbesartan	11	suppressed
Lacosamide	Lacosamide	11	suppressed
Prograf	Tacrolimus	11	suppressed
Spiriva Handihaler	Tiotropium Bromide	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