Healthcare provider profile · identity verified

Kimberly Ann Ocallaghan, NP

Nurse Practitioner · JAMAICA PLAIN, MA · NPI 1881660561

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

BrandGenericClaimsBeneficiaries
Levothyroxine SodiumLevothyroxine Sodium23128
OmeprazoleOmeprazole14022
Trazodone HclTrazodone Hcl13526
Quetiapine FumarateQuetiapine Fumarate12716
MirtazapineMirtazapine12621
LisinoprilLisinopril12121
Metoprolol SuccinateMetoprolol Succinate11319
Tramadol HclTramadol Hcl11118
Losartan PotassiumLosartan Potassium10822
Amlodipine BesylateAmlodipine Besylate9719
GabapentinGabapentin9722
Escitalopram OxalateEscitalopram Oxalate9316
Atorvastatin CalciumAtorvastatin Calcium8116
FurosemideFurosemide7822
Warfarin SodiumWarfarin Sodium74suppressed
Sertraline HclSertraline Hcl7311
EliquisApixaban6916
Tamsulosin HclTamsulosin Hcl69suppressed
Donepezil HclDonepezil Hcl6814
SpironolactoneSpironolactone6714
FamotidineFamotidine6612
OlanzapineOlanzapine59suppressed
Metformin HclMetformin Hcl57suppressed
TorsemideTorsemide56suppressed
CarvedilolCarvedilol54suppressed
Divalproex SodiumDivalproex Sodium52suppressed
RisperidoneRisperidone49suppressed
LorazepamLorazepam4111
ClonazepamClonazepam40suppressed
JanuviaSitagliptin Phosphate35suppressed
XareltoRivaroxaban33suppressed
Duloxetine HclDuloxetine Hcl28suppressed
LevetiracetamLevetiracetam28suppressed
Potassium ChloridePotassium Chloride28suppressed
AlprazolamAlprazolam27suppressed
BumetanideBumetanide27suppressed
Memantine HclMemantine Hcl27suppressed
MyrbetriqMirabegron26suppressed
SimvastatinSimvastatin26suppressed
AripiprazoleAripiprazole25suppressed
Venlafaxine Hcl ErVenlafaxine Hcl24suppressed
Carbidopa-LevodopaCarbidopa/Levodopa22suppressed
FinasterideFinasteride22suppressed
Pantoprazole SodiumPantoprazole Sodium22suppressed
Labetalol HclLabetalol Hcl21suppressed
Ondansetron HclOndansetron Hcl20suppressed
PrednisonePrednisone19suppressed
Solifenacin SuccinateSolifenacin Succinate19suppressed
AllopurinolAllopurinol18suppressed
Bupropion XlBupropion Hcl18suppressed
Dicyclomine HclDicyclomine Hcl18suppressed
Buspirone HclBuspirone Hcl17suppressed
Alendronate SodiumAlendronate Sodium16suppressed
Oxycodone HclOxycodone Hcl16suppressed
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate15suppressed
CelecoxibCelecoxib14suppressed
EzetimibeEzetimibe14suppressed
Oseltamivir PhosphateOseltamivir Phosphate1414
Benztropine MesylateBenztropine Mesylate13suppressed
Folic AcidFolic Acid13suppressed
Hydralazine HclHydralazine Hcl13suppressed
LoperamideLoperamide Hcl13suppressed
Midodrine HclMidodrine Hcl13suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid13suppressed
ZonisamideZonisamide13suppressed
Albuterol Sulfate HfaAlbuterol Sulfate12suppressed
AmantadineAmantadine Hcl12suppressed
Bupropion HclBupropion Hcl12suppressed
Clonidine HclClonidine Hcl12suppressed
FentanylFentanyl12suppressed
Fluticasone PropionateFluticasone Propionate12suppressed
LacosamideLacosamide12suppressed
Medroxyprogesterone AcetateMedroxyprogesterone Acetate12suppressed
Mesalamine DrMesalamine12suppressed
Metoprolol TartrateMetoprolol Tartrate12suppressed
Nifedipine ErNifedipine12suppressed
Pravastatin SodiumPravastatin Sodium12suppressed
AzithromycinAzithromycin11suppressed
BaclofenBaclofen11suppressed
Memantine Hcl ErMemantine Hcl11suppressed
NystatinNystatin11suppressed
Triamcinolone AcetonideTriamcinolone Acetonide11suppressed

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.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
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