Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Marco C. Cornelio, MD

Works at hospitals in Portland, ME · Maine

Summary

Marco C. Cornelio, MD (Family Practice) is listed by Medicare at 1 hospital in Portland, ME. NPI 1902125909. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Marco C. Cornelio, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Family PracticePrimary specialty
YesAccepts Medicare assignment
16Years since medical school (graduated 2010)
Tufts University School Of MedicineMedical school
MaleGender (as listed)
Martin's Point Health Care, Inc.Group practice

Quick answers

Which hospitals does Marco C. Cornelio work at?
Medicare's official clinician data lists Marco C. Cornelio at 1 hospital: MaineHealth Maine Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Marco C. Cornelio see patients?
Medicare's clinician data lists 1 practice location in Brunswick, ME. Call before your visit to confirm the address.
What is Marco C. Cornelio's specialty?
Medicare lists Family Practice as the primary specialty.
Does Marco C. Cornelio accept Medicare assignment?
Yes. Medicare's clinician data says Marco C. Cornelio accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Marco C. Cornelio?
(207) 798-4400, as listed in official Medicare / NPI Registry data.
What is Marco C. Cornelio's NPI number?
1902125909. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Marco C. Cornelio works

Medicare's Facility Affiliation Data lists Marco C. Cornelio at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Marco C. Cornelio is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Marco C. Cornelio as a member of this group (CMS data updated 2026-10-02).

  • Martin's Point Health Care, Inc.89 clinicians in the group

Specialties

Find other Family Practice doctors in Maine →

Other family doctors in Brunswick

Clinicians with the same Medicare primary specialty in Brunswick, ME — not a recommendation.

All family doctors in Brunswick →

Clinician information

CredentialMD
Medical schoolTufts University School Of Medicine
Graduation year2010
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902125909
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians