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Hector Alonso Mesa Corrales, MD

NPI 1811082209ActiveIndividual· Pathology, Hematology· Baltimore, MD

Pathology, Hematology (MD) with Univ of MD Pathology Associates P A, practicing in Baltimore, Maryland. Medicare paid $51,120 for services to 502 patients in 2024. Merck Sharp & Dohme LLC reported $122.80 in payments in 2025, mostly food and beverage. Lists University of Maryland Medical Center and 4 other hospitals as hospital affiliations.

Overview

NPI1811082209
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorYes
NPI issuedOct 3, 2006
Last updated in NPPESSep 10, 2024
Certified by providerSep 10, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Pathology, Hematology Primary207ZH0000XD0101423MD
Specialist174400000X47441MN

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Pathology (MD)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients502
Services billed1,688 across 30 procedure codes
Paid by Medicare$51,120

Medicare sources and data years

Education and affiliations

Graduation year1991
Medicare specialtyPathology

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$122.80 · 1 payment from 1 company

Top paying companies in 2025

CompanyAmountPayments
Merck Sharp & Dohme LLC$122.801

What the 2025 payments were for

  • Food and Beverage$122.80 · 1 payment

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

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