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Ophthalmology

Gregory L. Fu, MD

Sees patients in Rockville, MD · Maryland

Summary

Gregory L. Fu, MD (Ophthalmology) is enrolled with Medicare at 1 practice location in Rockville, MD. NPI 1780048173. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Gregory L. Fu, 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

OphthalmologyPrimary specialty
YesAccepts Medicare assignment
10Years since medical school (graduated 2016)
University Of Maryland School Of MedicineMedical school
MaleGender (as listed)
Robert C. Feldman, MD, PAGroup practice

Quick answers

Where does Gregory L. Fu see patients?
Medicare's clinician data lists 1 practice location in Rockville, MD. Call before your visit to confirm the address.
What is Gregory L. Fu's specialty?
Medicare lists Ophthalmology as the primary specialty.
Does Gregory L. Fu accept Medicare assignment?
Yes. Medicare's clinician data says Gregory L. Fu 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 Gregory L. Fu?
(301) 279-9696, as listed in official Medicare / NPI Registry data.
What is Gregory L. Fu's NPI number?
1780048173. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Gregory L. Fu is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Gregory L. Fu as a member of this group (CMS data updated 2026-10-02).

  • Robert C. Feldman, MD, PA6 clinicians in the group

Specialties

Find other Ophthalmology doctors in Maryland →

Other ophthalmologists in Rockville

Clinicians with the same Medicare primary specialty in Rockville, MD — not a recommendation.

All ophthalmologists in Rockville →

Clinician information

CredentialMD
Medical schoolUniversity Of Maryland School Of Medicine
Graduation year2016
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1780048173
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians