DR. YONIS B GEBEREMARIAM MD
NPI 1558624619
Hospitalist in Alexandria, VA
About Dr. Yonis B Geberemariam Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. YONIS B GEBEREMARIAM MD (NPI 1558624619) is an individual hospitalist provider in Alexandria, Virginia, licensed in Virginia (0101258450) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Medstar Saint Mary's Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Yonis B Geberemariam Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
14Medicare enrollment records show Yonis Geberemariam reassigns Medicare billing to 14 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Alexandria, VA 22304
- Reassigned Medicare billing, District of Columbia enrollment
- Medicare enrollment name: Emergency Medicine Associates P.A., P.C.
- 1,150 clinicians in this Medicare group
Falls Church, VA 22042
- Reassigned Medicare billing, District of Columbia enrollment
- 2,618 clinicians in this Medicare group
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- Also billed through NPI 1376887844 (Maryland)
- 3,530 clinicians in this Medicare group
Fredericksburg, VA 22401
- Reassigned Medicare billing, Virginia enrollment
- 258 clinicians in this Medicare group
Frederick, MD 21701
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 204 clinicians in this Medicare group
Winchester, VA 22601
- Reassigned Medicare billing, District of Columbia and Virginia enrollments
- 147 clinicians in this Medicare group
Salisbury, MD 21801
- Reassigned Medicare billing, Maryland enrollment
- 169 clinicians in this Medicare group
Richmond, VA 23298
- Reassigned Medicare billing, Virginia enrollment
- 2,481 clinicians in this Medicare group
Gloucester, VA 23061
- Reassigned Medicare billing, Virginia enrollment
- 1,097 clinicians in this Medicare group
Fishersville, VA 22939
- Reassigned Medicare billing, Virginia enrollment
- 434 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Saint Mary's Hospital
Acute Care Hospitals · Leonardtown, MDAugusta Health
Acute Care Hospitals · Fishersville, VARiverside Shore Memorial Hospital
Acute Care Hospitals · Onancock, VAInova Alexandria Hospital
Acute Care Hospitals · Alexandria, VACommunity Memorial Hospital
Acute Care Hospitals · South Hill, VAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 22304 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Yonis Geberemariam's NPI number?
The NPI number for Yonis Geberemariam is 1558624619. It was assigned to this individual provider in the NPPES registry on June 22, 2012.
Where is Yonis Geberemariam located?
Yonis Geberemariam practices at 5375 Duke St Apt 1103, Alexandria, VA 22304. The listed phone number is (720) 366-3474.
What is Yonis Geberemariam's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Yonis Geberemariam enrolled in Medicare?
Yes. Yonis Geberemariam is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Yonis Geberemariam's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yonis Geberemariam reassigns Medicare benefits to 14 organizations: Emergency Medicine Associates PA (Alexandria, VA), Inova Health Care Services (Falls Church, VA), Medstar Medical Group II LLC (Washington, DC), Hospitalist Medicine Physicians Of Fredericksburg, LLC (Fredericksburg, VA), Hospitalist Medicine Physicians Of Maryland PC (Frederick, MD) and 9 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Yonis Geberemariam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Yonis Geberemariam accept?
Health plans from Oscar Health list Yonis Geberemariam as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Yonis Geberemariam affiliated with any hospitals?
According to CMS data, Yonis Geberemariam is affiliated with Medstar Saint Mary's Hospital, Augusta Health, Riverside Shore Memorial Hospital, Inova Alexandria Hospital and Community Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Yonis Geberemariam was last updated on October 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Yonis B Geberemariam, MD · NPI 1558624619
Hospitalist physician in Alexandria, Virginia. Individual provider, active in the CMS NPPES registry since June 22, 2012.
## Identity
- **NPI:** 1558624619 (Entity type: Individual)
- **Enumerated:** June 22, 2012
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 0101258450 (Virginia)
- **Sole proprietor:** No
## Practice location
- **Address:** 5375 DUKE ST APT 1103, Alexandria, VA 22304-3018
- **Phone:** (720) 366-3474
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 14 organizations under Medicare reassignment (form CMS-855R): Emergency Medicine Associates PA (NPI 1932948114, Alexandria, VA); Inova Health Care Services (NPI 1952320061, Falls Church, VA); Medstar Medical Group II LLC (NPI 1205562816, Washington, DC); Hospitalist Medicine Physicians Of Fredericksburg, LLC (NPI 1447577572, Fredericksburg, VA); Hospitalist Medicine Physicians Of Maryland PC (NPI 1992945471, Frederick, MD); and 9 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** October 28, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1558624619) · Data from the CMS NPPES public registry.