Marcos Thomas Doxanas, M.D.

NPI 1922114834ActiveIndividual· Ophthalmology· Baltimore, MD

Ophthalmology (M.D.) in Baltimore, Maryland, trained at University of Virginia School of Medicine (class of 1976). In 2024 Medicare paid $507,921 for 2,750 patients, and Part D covered 2,000 of their prescriptions, 62% of them generic. Amgen Inc. was the largest of 8 companies reporting payments in 2025, $444.63 in all, mostly food and beverage.

Overview

NPI	1922114834
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Aug 22, 2006
Last updated in NPPES	Jul 8, 2007

Specialties and licenses

Taxonomy	Code	License	State
Ophthalmology Primary	207W00000X	D21275	MD

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

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

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Ophthalmology (MD)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	2,750
Services billed	6,545 across 62 procedure codes
Paid by Medicare	$507,921

Part D prescriptions in 2024

Prescriptions (claims)	2,000 · 3,329 30-day fills
Patients	696
Total drug cost	$153,035
Generic share	62% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Virginia School of Medicine
Graduation year	1976
Medicare specialty	Ophthalmology
Secondary specialties	Plastic And Reconstructive Surgery