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Peter H. Ahn, MD

Peter H. Ahn, MD Physician

Assistant Professor of Radiation Oncology at the Hospital of the University of Pennsylvania

Languages spoken:

  • Korean
  • Spanish

Dr. Ahn is a Penn Medicine employed physician.

Clinical Specialties


  • Radiation Oncology

Programs & Services:

  • Cancer
    • Oropharyngeal Cancer
    • Pituitary Cancer
    • Thymus Cancer
  • Radiation Oncology
    • Head and Neck Cancer

Board Certification:

  • Radiation Oncology, 2010

Conditions & Treatments:

  • Laryngeal Cancer
  • Mouth Cancer
  • Nasal Cancer
  • Oral Cancer
  • Oropharyngeal Cancer
  • Radiation Treatment
  • Sinus Cancer
  • Throat Cancer
  • Thyroid Cancer

Clinical Interests

Head and Neck Cancer, HPV, skin cancer, melanoma

Practice Locations and Appointments

  • Penn Radiation Oncology

    Perelman Center for Advanced Medicine Concourse Level 3400 Civic Center Boulevard Philadelphia, PA 19104 800-789-PENN (7366)

    A facility of the Hospital of the University of Pennsylvania

Insurance Accepted

  • Aetna US Healthcare
  • Cigna
  • Cigna HealthSpring
  • Devon Health Services (Americare)
  • Gateway Health Plan
  • Geisinger Health Plan
  • HealthAmerica / HealthAssurance, a Coventry Plan
  • HealthPartners
  • HealthSmart
  • Highmark Blue Shield
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana / Choicecare
  • Independence Blue Cross (Keystone East)
  • Intergroup
  • Keystone First
  • Multiplan
  • NJ Medicaid
  • NJ Qualcare
  • Oxford Health Plan
  • PA Medicaid
  • PA Medicare
  • Preferred Care
  • Rail Road Medicare / Palmetto GBA
  • Tricare
  • United Healthcare
  • UnitedHealthcare Community Plan
  • US Family Health Plan

Education and Training

Medical School: Albert Einstein College of Medicine
Residency: Hurley Medical Center
Residency: Montefiore Medical Center
Fellowship: University of Texas - MD Anderson Cancer Center


American Society of Therapeutic Radiation Oncology (ASTRO), National


Dr. Ahn is a Penn Medicine employed physician.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.
  • Penn Presbyterian Medical Center: Has privileges to treat patients in the hospital.
  • Pennsylvania Hospital: Has privileges to treat patients in the hospital.


Research Interests:

radiotherapy treatment fields, proton beam radiation, quality of life, photodynamic therapy

Selected Publications:

Ahn PH, Mitra N, Alonso-Basanta M, Adappa ND, Palmer JN, O’Malley Jr. BW, Rassekh CH, Chalian A, Cohen RB, Lin A: Nodal Metastasis and Elective Nodal Level Treatment in Sinonasal Small Cell and Sinonasal Undifferentiated Carcinoma: A Surveillance, Epidemiology and End Results Analysis British Journal of Radiology : 2016.

Wang P, Yin L, Song G, Ahn PH, Lin A, Gee J, Dolney D, Solberg TD, Maughan R, McDonough J, Teo BK: Quantitative Assessment of Anatomical Change Using a Virtual Proton Depth Radiograph (PDR) Journal of Applied Clinical Medical Physics : 2016.

Thomson D, Teo BK, Ong A, Ang KW, Kirk M, Ahn PH, Liptrot T, Solberg T, Slevin N, Lin A.: The impact of anatomic change on pencil beam scanning in the treatment of oropharynx cancer. International Journal of Particle Therapy : 2015.

J. Nicholas Lukens, Peter H. Ahn, Alexander Lin, Harry Quon: Pathological factors predicting the risk of distant failure for HPV+ Oropharyngeal Squamous Cell Carcinoma (OPSCC) American Society for Radiation Oncology : 2015.

Surbhi Grover; Samuel Swisher-McClure; Nandita Mitra; Jiaqi Li ; Roger B Cohen; Peter H Ahn; John N Lukens; Ara A Chalian; Gregory S Weinstein; Bert W O'Malley, Jr; Alexander Lin: Total Laryngectomy Versus Larynx Preservation for T4a Larynx Cancer: Patterns of Care and Survival Outcomes International Journal of Radiation Oncology*Biology*Physics : 2015.

Ahn PH, Sharma S, Zhou O, Thompson R, Lukens JN, Lin A: A Prospective Quality of Life Cohort of Oropharyngeal Squamous Cell (OPSCC) Patients treated with Volumetric Modulated Radiation Therapy (VMAT) versus Proton Pencil Beam Scanning (PBS) American Society for Radiation Oncology : 2015.

Gallagher-Colombo SM, Quon H, Malloy KM, Ahn PH, Cengel KA, Simone CB 2nd, Chalian AA, O'Malley BW, Weinstein GS, Zhu TC, Putt ME, Finlay JC, Busch TM.: Measuring the Physiologic Properties of Oral Lesions Receiving Fractionated Photodynamic Therapy. Photochemistry and Photobiology : 2015.

Sharma S, Zhou O, Thompson R, Lukens JN, Lin A, Ahn PH: A prospective comparative study of patient reported xerostomia and dysgeusia in oropharyngeal squamous cell carcinoma (OPSCC) treated with Volumetric Modulated Arc Therapy (VMAT) or Proton Pencil Beam Scanning (PBS) American Society for Radiation Oncology : 2015.

Ahn PH, Weinstein GS, Ojerholm E, Lin A, Levin W, Desai A: Head and neck cancer with metastatic spread to the breast American Journal of Medicine : 2015.

Ahn PH, Lukens JN, Teo BK, Kirk M, Lin A.: Proton beam radiation for head and neck cancer. Cancer Journal 20 (6): 421-6,2014.

Academic Contact Info

Perelman Center for Advanced Medicine
2 West, 34th & Civic Center Blvd.

Philadelphia, PA 19104
Patient appointments: 800-789-PENN (7366)