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Hospitalist

Aman Gebremedhin, MD

Works at hospitals in Columbia, MD · Maryland

Summary

Dr. Aman Gebremedhin, MD is a hospitalist at 1000 E Eager St, E Baltimore Med Ctr, Baltimore, MD 21202. Phone: (410) 522-9800. Accepts Medicare assignment. In 2024, Aman Gebremedhin had 314 Original Medicare patients and 933 services. NPI 1558742510. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Aman Gebremedhin, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Aman Gebremedhin accept Medicare assignment?
Yes. Medicare's clinician data says Aman Gebremedhin accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Aman Gebremedhin see?
In 2024, CMS data shows 314 Original Medicare patients and 933 services for Aman Gebremedhin. This counts Original Medicare only and measures volume, not quality.
What is Aman Gebremedhin's NPI number?
1558742510. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Aman Gebremedhin, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients314
Services billed to Medicare933
Different services or procedures8
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)367 services
  2. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)339 services
  3. Hospital discharge day management, more than 30 minutes (99239)159 services
  4. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)42 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis60%
  • Chronic kidney disease57%
  • Depression49%
  • Diabetes48%

Hospitals where Aman Gebremedhin works

Medicare's Facility Affiliation Data lists Aman Gebremedhin at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Aman Gebremedhin is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Aman Gebremedhin as a member of this group (CMS data updated October 2, 2026).

  • Johns Hopkins Community Physicians, Inc763 clinicians in the group

Specialties

Find other Hospitalist doctors in Maryland →

Other hospitalists in Baltimore

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

All hospitalists in Baltimore →

Other clinicians in Johns Hopkins Community Physicians, Inc

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2005 (21 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558742510
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 October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians