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

General Surgery

Michail Mavros, MD

Works at hospitals in Washington, DC · District of Columbia

Summary

Michail Mavros, MD (General Surgery) is listed by Medicare at 1 hospital in Washington, DC. NPI 1770926404. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Michail Mavros, 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

General SurgeryPrimary specialty
May acceptAccepts Medicare assignment
16Years since medical school (graduated 2010)
MaleGender (as listed)
Johns Hopkins UniversityGroup practice (+1 more)

Quick answers

Which hospitals does Michail Mavros work at?
Medicare's official clinician data lists Michail Mavros at 1 hospital: Sibley Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Michail Mavros see patients?
Medicare's clinician data lists 2 practice locations, including Arlington, VA and Washington, DC. Call before your visit to confirm the address.
What is Michail Mavros's specialty?
Medicare lists General Surgery as the primary specialty.
Does Michail Mavros accept Medicare assignment?
Medicare's clinician data says Michail Mavros may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is the phone number for Michail Mavros?
(703) 462-1777, as listed in official Medicare / NPI Registry data.
What is Michail Mavros's NPI number?
1770926404. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Michail Mavros works

Medicare's Facility Affiliation Data lists Michail Mavros 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 Michail Mavros is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Michail Mavros as a member of these groups (CMS data updated 2026-10-02).

  • Johns Hopkins University2,909 clinicians in the group
  • Johns Hopkins University713 clinicians in the group

Specialties

Find other General Surgery doctors in Virginia →

Other general surgeons in Arlington

Clinicians with the same Medicare primary specialty in Arlington, VA — not a recommendation.

All general surgeons in Arlington →

Clinician information

CredentialMD
Graduation year2010
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1770926404
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