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Karen E. Anderson, M.D

NPI 1891718359ActiveIndividual· Psychiatry & Neurology, Psychiatry· Baltimore, MD

Psychiatry & Neurology, Psychiatry (M.D) in Baltimore, Maryland, trained at University of Chicago, Pritzker School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $491,641 for 773 claims, against $20,369 paid for services in 2024. Sanofi US Services Inc. was the largest of 9 companies reporting payments in 2025, $31,419 in all, mostly consulting fees.

Overview

NPI1891718359
StatusActive
Entity typeIndividual
CredentialM.D
Sole proprietorNo
NPI issuedJul 25, 2006
Last updated in NPPESApr 11, 2011

Specialties and licenses

TaxonomyCodeLicenseState
Psychiatry & Neurology, Psychiatry Primary2084P0800XD0058065MD

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 - Psychiatry (DC)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients85
Services billed186 across 11 procedure codes
Paid by Medicare$20,369

Part D prescriptions in 2024

Prescriptions (claims)773 · 1,501 30-day fills
Patients78
Total drug cost$491,641
Generic share93% of claims

Medicare sources and data years

Education and affiliations

Medical schoolUniversity of Chicago, Pritzker School of Medicine
Graduation year1993
Medicare specialtyPsychiatry
TelehealthOffers telehealth

Medical groups

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$31,419 · 30 payments from 9 companies
  • 2024$23,131 · 23 payments from 4 companies

Top paying companies in 2025

What the 2025 payments were for

  • Consulting Fee$29,388 · 8 payments
  • Food and Beverage$1,014 · 15 payments
  • Travel and Lodging$915.44 · 6 payments
  • Education$101.49 · 1 payment

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

Other psychiatrists in Baltimore

All 581 psychiatrists in Baltimore · All psychiatrists in Maryland