Healthcare provider profile · identity verified

Robert John Caldas, DO

Family Practice · DARTMOUTH, MA · NPI 1124032883

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	672	189
Lisinopril	Lisinopril	434	124
Omeprazole	Omeprazole	397	111
Amlodipine Besylate	Amlodipine Besylate	386	99
Simvastatin	Simvastatin	308	85
Metoprolol Succinate	Metoprolol Succinate	252	70
Hydrochlorothiazide	Hydrochlorothiazide	232	68
Losartan Potassium	Losartan Potassium	231	61
Levothyroxine Sodium	Levothyroxine Sodium	214	57
Metformin Hcl	Metformin Hcl	214	59
Sertraline Hcl	Sertraline Hcl	213	53
Lorazepam	Lorazepam	196	52
Citalopram Hbr	Citalopram Hydrobromide	181	38
Meloxicam	Meloxicam	174	61
Furosemide	Furosemide	169	47
Trazodone Hcl	Trazodone Hcl	164	43
Pravastatin Sodium	Pravastatin Sodium	151	39
Pantoprazole Sodium	Pantoprazole Sodium	138	42
Rosuvastatin Calcium	Rosuvastatin Calcium	131	41
Gabapentin	Gabapentin	127	39
Fluticasone Propionate	Fluticasone Propionate	121	56
Alprazolam	Alprazolam	112	27
Zolpidem Tartrate	Zolpidem Tartrate	111	14
Methylprednisolone	Methylprednisolone	109	95
Metoprolol Tartrate	Metoprolol Tartrate	108	25
Allopurinol	Allopurinol	97	26
Albuterol Sulfate Hfa	Albuterol Sulfate	94	33
Eliquis	Apixaban	94	19
Tamsulosin Hcl	Tamsulosin Hcl	85	25
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	76	22
Tramadol Hcl	Tramadol Hcl	75	25
Glimepiride	Glimepiride	69	17
Jardiance	Empagliflozin	68	15
Escitalopram Oxalate	Escitalopram Oxalate	64	14
Alendronate Sodium	Alendronate Sodium	62	23
Venlafaxine Hcl Er	Venlafaxine Hcl	62	17
Metformin Hcl Er	Metformin Hcl	60	14
Naproxen	Naproxen	60	29
Clopidogrel	Clopidogrel Bisulfate	57	14
Azithromycin	Azithromycin	55	50
Glipizide	Glipizide	54	15
Hydroxyzine Hcl	Hydroxyzine Hcl	49	11
Januvia	Sitagliptin Phosphate	49	suppressed
Tizanidine Hcl	Tizanidine Hcl	49	22
Clonazepam	Clonazepam	44	suppressed
Mupirocin	Mupirocin	44	33
Paroxetine Hcl	Paroxetine Hcl	44	11
Mirtazapine	Mirtazapine	43	11
Ketoconazole	Ketoconazole	42	15
Triamcinolone Acetonide	Triamcinolone Acetonide	41	26
Doxepin Hcl	Doxepin Hcl	40	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	39	11
Ozempic	Semaglutide	38	suppressed
Prednisone	Prednisone	38	18
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	36	12
Glipizide Er	Glipizide	36	suppressed
Ibuprofen	Ibuprofen	36	11
Synthroid	Levothyroxine Sodium	35	suppressed
Atenolol	Atenolol	34	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	34	suppressed
Ipratropium Bromide	Ipratropium Bromide	34	18
Potassium Chloride	Potassium Chloride	34	13
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	33	suppressed
Meclizine Hcl	Meclizine Hcl	33	20
Nystatin	Nystatin	33	19
Enalapril Maleate	Enalapril Maleate	31	suppressed
Pregabalin	Pregabalin	31	suppressed
Famotidine	Famotidine	30	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	30	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	29	suppressed
Bupropion Xl	Bupropion Hcl	28	suppressed
Donepezil Hcl	Donepezil Hcl	28	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	28	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	27	21
Sumatriptan Succinate	Sumatriptan Succinate	26	suppressed
Trulicity	Dulaglutide	26	suppressed
Breo Ellipta	Fluticasone/Vilanterol	25	suppressed
Hydralazine Hcl	Hydralazine Hcl	25	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	24	suppressed
Valsartan	Valsartan	24	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	23	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	22	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	22	suppressed
Rybelsus	Semaglutide	22	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	21	suppressed
Hydrocortisone	Hydrocortisone	21	16
Lovastatin	Lovastatin	21	suppressed
Montelukast Sodium	Montelukast Sodium	21	suppressed
Ezetimibe	Ezetimibe	20	suppressed
Myrbetriq	Mirabegron	20	suppressed
Xarelto	Rivaroxaban	20	suppressed
Baclofen	Baclofen	19	suppressed
Lyrica	Pregabalin	19	suppressed
Duloxetine Hcl	Duloxetine Hcl	18	suppressed
Celecoxib	Celecoxib	17	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	17	15
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	16	16
Azelastine Hcl	Azelastine Hcl	16	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	16	suppressed
Dulera	Mometasone/Formoterol	16	suppressed
Finasteride	Finasteride	16	suppressed
Ventolin Hfa	Albuterol Sulfate	16	suppressed
Warfarin Sodium	Warfarin Sodium	16	suppressed
Candesartan Cilexetil	Candesartan Cilexetil	15	suppressed
Colchicine	Colchicine	15	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	15	14
Fenofibrate	Fenofibrate	15	suppressed
Nifedipine Er	Nifedipine	15	suppressed
Bumetanide	Bumetanide	14	suppressed
Diclofenac Sodium	Diclofenac Sodium	14	suppressed
Spironolactone	Spironolactone	14	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	13	suppressed
Benazepril Hcl	Benazepril Hcl	13	suppressed
Bupropion Hcl Sr	Bupropion Hcl	13	suppressed
Clobetasol Propionate	Clobetasol Propionate	13	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	13	suppressed
Irbesartan	Irbesartan	13	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	13	suppressed
Mometasone Furoate	Mometasone Furoate	13	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	13	13
Carvedilol	Carvedilol	12	suppressed
Klor-Con M20	Potassium Chloride	12	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	12	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	12	suppressed
Testosterone	Testosterone	12	suppressed
Vascepa	Icosapent Ethyl	12	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	11	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	11	suppressed
Lansoprazole	Lansoprazole	11	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	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

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