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Anesthesiology

Robert S. Greenberg, MD

Sees patients in Baltimore, MD · Maryland

Summary

Robert S. Greenberg, MD (Anesthesiology) is enrolled with Medicare at 1 practice location in Baltimore, MD. NPI 1376508556. 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 S. Greenberg, 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

AnesthesiologyPrimary specialty
May acceptAccepts Medicare assignment
41Years since medical school (graduated 1985)
Georgetown University School Of MedicineMedical school
MaleGender (as listed)
Johns Hopkins UniversityGroup practice

Quick answers

Where does Robert S. Greenberg see patients?
Medicare's clinician data lists 1 practice location in Baltimore, MD. Call before your visit to confirm the address.
What is Robert S. Greenberg's specialty?
Medicare lists Anesthesiology as the primary specialty.
Does Robert S. Greenberg accept Medicare assignment?
Medicare's clinician data says Robert S. Greenberg 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 Robert S. Greenberg?
(410) 955-5000, as listed in official Medicare / NPI Registry data.
What is Robert S. Greenberg's NPI number?
1376508556. 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 S. Greenberg is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

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

  • Johns Hopkins University2,909 clinicians in the group

Specialties

Find other Anesthesiology doctors in Maryland →

Other anesthesiologists in Baltimore

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

All anesthesiologists in Baltimore →

Clinician information

CredentialMD
Medical schoolGeorgetown University School Of Medicine
Graduation year1985
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1376508556
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