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Christopher John Calcagno, D.O.

NPI 1013178508ActiveIndividual· Internal Medicine, Gastroenterology· Pueblo, CO

Internal Medicine, Gastroenterology (D.O.) in Pueblo, Colorado, trained at Philadelphia College of Osteopathic Medicine (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $139,684 for 735 claims, against $66,528 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $282.08 in all, mostly food and beverage.

Overview

NPI1013178508
StatusActive
Entity typeIndividual
CredentialD.O.
Sole proprietorNo
NPI issuedJun 18, 2008
Last updated in NPPESAug 5, 2019

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Oct 9, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 4, 2026No match—
New York OMIG · Nov 4, 2026No match—
Ohio Medicaid · Nov 4, 2026No match—
Pennsylvania Medicheck · Nov 4, 2026No match—
Washington HCA · Nov 4, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Gastroenterology (CO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients346
Services billed660 across 40 procedure codes
Paid by Medicare$66,528

Part D prescriptions in 2024

Prescriptions (claims)735 · 1,427 30-day fills
Patients325
Total drug cost$139,684
Generic share74% of claims

Medicare sources and data years

Education and affiliations

Medical schoolPhiladelphia College of Osteopathic Medicine
Graduation year2008
Medicare specialtyGastroenterology

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

  • 2025$282.08 · 4 payments from 3 companies
  • 2024$906.85 · 11 payments from 9 companies

Top paying companies in 2025

CompanyAmountPayments
Abbvie Inc.$142.672
Janssen Biotech, Inc.$124.411
Gilead Sciences, Inc.$15.001

What the 2025 payments were for

  • Food and Beverage$282.08 · 4 payments

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

Other Internal Medicine, Gastroenterology providers in Pueblo

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