Peter Hyung-Kyun Ahn, MD
5.0(4 reviews)
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Office Hours at MedStar Georgetown Cancer Institute Radiation Oncology at MedStar Georgetown University Hospital

  • Mon:8:00am - 5:00pm
  • Tue:8:00am - 5:00pm
  • Wed:8:00am - 5:00pm
  • Thu:8:00am - 5:00pm
  • Fri:8:00am - 5:00pm

Peter Hyung-Kyun Ahn, MD
Radiation Oncologist - General, Diagnostic Radiologist - General

Highlights

  • Board Certified
  • Has Online Scheduling

Biography

Peter H. Ahn, MD, radiation oncologist at MedStar Georgetown University Hospital and fellowship-trained at MD Anderson Cancer Center. Dr. Ahn has extensive experience in treating cancers of the head a… Read more ›

Featured Review See More Reviews

So glad that Dr. Ahn is the lead physician for my disease. He has consistently shown high levels of compassion, understanding, and expertise in my care since we first met in 2020.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Albert Einstein College of Medicine of Yeshiva UniversityMedical Degree2003

InstitutionFocusYear
Residency - Hurley Medical CenterNot Specified
Residency - Montefiore Medical Center Not Specified
Fellowship - University of Texas - MD Anderson Cancer CenterNot Specified

CertificationCert. BodyYear
Internal medicine
Sub-Specialty: Medical Oncology		Internal Medicine2010

Experience & Accolades

RoleOrganizationTime
MemberAmerican Society of Therapeutic Radiation Oncology (ASTRO) ,
Present

Photos

Provider Profile 0

Specialties

Languages Spoken
English
Medical Specialties
  • Radiation Oncologist
  • Diagnostic Radiologist
  • Internal Medicine Physician - Sub-Specialty: Hematology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 4
Most Recent Review: 08/16/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation 5.0

Listening Skills 5.0
Clear Explanations 5.0
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Verified Patient

“So glad that Dr. Ahn is the lead...”

So glad that Dr. Ahn is the lead physician for my disease. He has consistently shown high levels of compassion, understanding, and expertise in my care since we first met in 2020.

Anonymous 08/16/2026
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Verified Patient

“Well done...”

Well done

Anonymous 11/24/2025
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Verified Patient

“Very friendly prompt...”

Very friendly prompt

Anonymous 05/06/2026
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Verified Patient

“Very Good...”

Very Good

Anonymous 10/08/2025

Locations

Affiliated Practices

Practice Colleagues

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Shannon Verleysen, FNP, MSN   -   Nurse Practitioner, Radiation Oncologist
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Jonathan Lischalk, MD   -   Internal Medicine Physician, Radiation Oncologist
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Dr Kathan Mehta, MD   -   Internal Medicine Physician
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Andrew Satinsky, MD   -   Radiation Oncologist
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Sean Collins, MD   -   Radiation Oncologist
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Keith Unger, MD   -   Internal Medicine Physician
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Matthew Witek, MD   -   Internal Medicine Physician, Radiation Oncologist
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Nitika Paudel, MD   -   Diagnostic Radiologist, Family Medicine Physician, Internal Medicine Physician
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Rumaisa Hameed, MD   -   Internal Medicine Physician
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Angelica Ferrazzi, AGPCNP, DNP   -   Nurse Practitioner
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Peter Hyung-Kyun Ahn, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Peter Hyung-Kyun Ahn, MD has not yet specified the insurance plans he accepts.