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Christopher Andrew Olenec, MD

NPI 1891968046ActiveIndividual· Internal Medicine, Gastroenterology· Annapolis, MD

Internal Medicine, Gastroenterology (MD) in Annapolis, Maryland, trained at Rush Medical College of Rush University (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $453,953 for 1,395 claims, against $244,284 paid for services in 2024. Abbvie Inc. was the largest of 11 companies reporting payments in 2025, $825.80 in all, mostly food and beverage.

Overview

NPI1891968046
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 9, 2008
Last updated in NPPESDec 9, 2011

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine, Gastroenterology Primary207RG0100XD0073131MD

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 - Gastroenterology (DC); Practitioner - Gastroenterology (MD)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients1,101
Services billed2,701 across 57 procedure codes
Paid by Medicare$244,284

Part D prescriptions in 2024

Prescriptions (claims)1,395 · 3,297 30-day fills
Patients480
Total drug cost$453,953
Generic share90% of claims

Medicare sources and data years

Education and affiliations

Medical schoolRush Medical College of Rush University
Graduation year2002
Medicare specialtyGastroenterology
Secondary specialtiesInternal Medicine
TelehealthOffers telehealth

Medical group

Hospital affiliations

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$825.80 · 43 payments from 11 companies
  • 2024$983.46 · 44 payments from 13 companies

Top paying companies in 2025

What the 2025 payments were for

  • Food and Beverage$825.80 · 43 payments

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

Other gastroenterologists in Annapolis

All 33 gastroenterologists in Annapolis · All gastroenterologists in Maryland