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Ravin Defonseka, MD

NPI 1205413085ActiveIndividual· Internal Medicine· Stamford, CT

Internal Medicine (MD) with Hospital Medicine Services of Colorado, LLC and 1 other group, practicing in Stamford, Connecticut. In 2024 Medicare paid $25,435 for 105 patients, and Part D covered 309 of their prescriptions, 80% of them generic. Lists HCA Healthone Mountain Ridge and 1 other hospital as hospital affiliations.

Overview

NPI1205413085
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedMar 26, 2021
Last updated in NPPESAug 6, 2024
Certified by providerAug 6, 2024

Specialties and licenses

TaxonomyCodeLicenseState
Internal Medicine Primary207R00000XDR.0073481CO

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 10, 2026No match—
New York OMIG · Nov 10, 2026No match—
Ohio Medicaid · Nov 10, 2026No match—
Pennsylvania Medicheck · Nov 10, 2026No match—
Washington HCA · Nov 10, 2026No match—

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

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (CO)
Accepts assignmentYes (participating)

Medicare services in 2024

Medicare patients105
Services billed293 across 5 procedure codes
Paid by Medicare$25,435

Part D prescriptions in 2024

Prescriptions (claims)309 · 411 30-day fills
Patients93
Total drug cost$32,839
Generic share80% of claims

Medicare sources and data years

Education and affiliations

Graduation year2021
Medicare specialtyInternal Medicine

Medical groups

Hospital affiliations

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 providers in Stamford

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