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Karen Brenda Alonso, M.D.

NPI 1033439328ActiveIndividual· Hospitalist· Phoenix, AZ

Hospitalist (M.D.) in Phoenix, Arizona, trained at University of South Florida College of Medicine (class of 2010). Enrolled in Medicare as practitioner - internal medicine.

Overview

NPI1033439328
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedJun 9, 2010
Last updated in NPPESSep 18, 2026
Certified by providerSep 18, 2026

Specialties and licenses

TaxonomyCodeLicenseState
Hospitalist Primary208M00000X47925AZ
Internal Medicine207R00000X47925AZ
Internal Medicine207R00000XR72082AZ

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 - Internal Medicine (AZ)

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of South Florida College of Medicine
Graduation year2010
Medicare specialtyInternal Medicine

Medical group

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

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

Other hospitalists in Phoenix

All 289 hospitalists in Phoenix · All hospitalists in Arizona