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Andrea Diane Itzkowitz, M.D.

NPI 1285696831ActiveIndividual· Internal Medicine· Saint Louis, MO

Internal Medicine (M.D.) with Aging Well Health Care, LLC and 2 other groups, practicing in Saint Louis, Missouri. Their prescriptions cost Medicare Part D more than their services did: $489,443 for 9,947 claims, against $43,559 paid for services in 2024.

Overview

NPI1285696831
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorNo
NPI issuedApr 6, 2006
Last updated in NPPESOct 14, 2015

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000X2012011172MO
Internal Medicine207R00000XME51683FL

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 (MO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients140
Services billed526 across 15 procedure codes
Paid by Medicare$43,559

Part D prescriptions in 2024

Prescriptions (claims)9,947 · 9,994 30-day fills
Patients194
Total drug cost$489,443
Generic share81% of claims

Medicare sources and data years

Education and affiliations

Graduation year1984
Medicare specialtyInternal Medicine

Medical groups

Other facilities

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 internal medicine physicians in Saint Louis

All 1,092 internal medicine physicians in Saint Louis · All internal medicine physicians in Missouri