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Ophthalmology

Robert Loeb, MD

Sees patients in Baltimore, MD · Maryland

Summary

Robert Loeb, MD (Ophthalmology) is enrolled with Medicare at 3 practice locations in Baltimore, MD. NPI 1730110966. 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 Robert Loeb, 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
49Years since medical school (graduated 1977)
University Of Maryland School Of MedicineMedical school
MaleGender (as listed)
Barenburg Optical Service, IncGroup practice

Quick answers

Where does Robert Loeb see patients?
Medicare's clinician data lists 3 practice locations, including Baltimore, MD. Call before your visit to confirm the address.
What is Robert Loeb's specialty?
Medicare lists Ophthalmology as the primary specialty.
Does Robert Loeb accept Medicare assignment?
Yes. Medicare's clinician data says Robert Loeb 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 Robert Loeb?
(410) 727-0285, as listed in official Medicare / NPI Registry data.
What is Robert Loeb's NPI number?
1730110966. 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 Robert Loeb is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Robert Loeb as a member of this group (CMS data updated 2026-10-02).

  • Barenburg Optical Service, Inc12 clinicians in the group

Specialties

Find other Ophthalmology doctors in Maryland →

Other ophthalmologists in Baltimore

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

All ophthalmologists in Baltimore →

Clinician information

CredentialMD
Medical schoolUniversity Of Maryland School Of Medicine
Graduation year1977
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1730110966
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