Andrew W. Harbuck, MD

Medicare activity in 2024

Official CMS public-use data for Andrew W. Harbuck, 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.

Most frequent services

1. Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (Q9967)4,410 services
2. X-ray of chest, 1 view (71045)193 services
3. Ct scan of abdomen and pelvis with contrast (74177)73 services
4. Ct scan of chest without contrast (71250)57 services
5. Ct scan of chest with contrast (71260)54 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%
• Arthritis57%
• Ischemic heart disease41%
• Chronic kidney disease41%
• Diabetes34%

Hospitals where Andrew W. Harbuck works

Medicare's Facility Affiliation Data lists Andrew W. Harbuck 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.

• Sibley Memorial HospitalWashington, DC · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 090005
• Suburban HospitalBethesda, MD · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 210022

Practice locations

Addresses where Andrew W. Harbuck is enrolled with Medicare (CMS data updated October 2, 2026).

• 5255 Loughboro Road NW, Sibley Memorial HospitalWashington, DC 20016 (202) 537‑4795
• 5755 Cedar LnColumbia, MD 21044
• 5759 Cedar LnColumbia, MD 21044
• 6420 Rockledge DrBethesda, MD 20817 (301) 897‑5656
• 8600 Old Georgetown RdBethesda, MD 20814 (301) 896‑3100

Group practices

Medicare enrollment lists Andrew W. Harbuck as a member of these groups (CMS data updated October 2, 2026).

• Johns Hopkins University2,909 clinicians in the group
• Johns Hopkins University713 clinicians in the group

Specialties

• Diagnostic Radiologyprimary

Find other Diagnostic Radiology doctors in District of Columbia →

Other radiologists in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

• Judy Grant, MD
• Mary G. Cormier, MD
• Filip Banovac, MD
• John Cardella, MD
• Shaya Ansari, MD
• Sangeetha Kumar, MD
• Louis O. Smith Iii, MD
• Arthur E. Clark Jr., MD

All radiologists in Washington →

Other clinicians in Johns Hopkins University

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

• Lillian C. Chen, MD
• William Anderson, MD
• Melinda Kantsiper, MD
• Christine L. Hann, MD
• Heather Alhanati, PA
• Erica Richards, MD

Clinician information

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