Corey J. Langer, MD
Medical Oncology
Accepting new patients
Sees patients age 18 and up
Abramson Cancer Center Perelman 2nd Floor West
View 1 additional location
Penn Medicine Provider

About me

  • Director, Thoracic Oncology
  • Professor of Medicine (Hematology-Oncology) at the Hospital of the University of Pennsylvania

Education and training

  • Medical School: Boston University School of Medicine
  • Residency: Graduate Hospital
  • Fellowship: Penn Presbyterian Medical Center
  • Fellowship: Fox Chase Cancer Center

What my patients think about me

Average Rating

599 reviews

Comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Penn Medicine.

November 2025
he is the best!!
October 2025
he's the best. great bed side
October 2025
dr langer was friendly and took time to explain results and options
October 2025
great knowledge

Insurance accepted

My Locations

Penn Medicine 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.
Dr. Langer is a Penn Medicine physician.

Qualifications and experience

Treatments and Conditions

My research

Langer CJ, Harris J, Horwitz EM, Kies M, Ad VB, Wong SJ, Caudell JJ, Zeitzer KL, Spencer SA, Zhang Q, Yom SS, Le QT. Phase 2 Study of Low-Dose Paclitaxel and Cisplatin in Combination With Split-Course Concomitant Twice-Daily Reirradiation in Recurrent Squamous Cell Carcinoma of the Head and Neck: Long-term Follow-up of NRG Oncology Radiation Therapy Oncology Group Protocol 9911 , Int J Radiat Oncol Biol Phys: 2025


Bazhenova L, Hodgson JG, Camidge DR, Langer CJ, Huber RM, Kim DW, Reckamp KL, Ahn MJ, Tan DSW, Patel JD, Vincent S, Li C, Humphries MJ, Zhang P, Rivera VM, Gettinger S. Activity of Brigatinib in Patients With Crizotinib-Resistant ALK-positive Non-Small-Cell Lung Cancer According to ALK Fusion and Mutation Status , Clin Lung Cancer: 2025


Elghawy O, Barsouk A, Sussman JH, Bleiberg BA, Reed-Guy L, D'Avella C, Singh A, Ciunci C, Robinson K, Kosteva J, Langer C, Cohen RB, Aggarwal C, Marmarelis M, Sun L. Late Immune-Related Adverse Events After At Least Two Years of Immune Checkpoint Inhibitor Therapy: Incidence and Association With Survival in Patients With Advanced NSCLC , JTO Clin Res Rep, 6: 2025,100851


Barsouk A, Elghawy O, Watts A, Reed-Guy L, Tompkins W, Chandrasekhara K, Grady CB, Iams W, Sun F, Liu G, Patel D, Nieva JJ, Marrone KA, Velcheti V, Liu SV, Patil T, Weiss J, Schwartzman W, Villaruz LC, Hermann A, Aisner DL, Hwang WT, Camidge DR, Sun L, Singh AP, Cohen RB, Aggarwal C, Langer CJ, Marmarelis ME. Osimertinib vs. Afatinib in 1L therapy of atypical EGFR-mutated metastatic non-small cell lung cancer (mNSCLC): A multi-institution, real-world survival analysis , Lung Cancer, 203: 2025


Elghawy O, Barsouk A, Reed-Guy L, Stalker M, Sussman J, Robinson K, Kosteva J, Singh A, Cohen RB, Langer C, Ciunci C, D'Avella C, Sun L, Marmarelis ME, Aggarwal C. Brief Report: Osimertinib Plus Capmatinib for Patients With MET-Altered EGFR-Mutant NSCLC Following Progression on Front Line Therapy , Clin Lung Cancer, 26(2): 2025,158-163.e2


Stalker M, Walker SL, Lebow E, Pai EL, Watts A, Hwang WT, Banihashemi A, Anderson E, Roshkovan L, Katz SI, Litzky L, Haas AR, Singhal S, Langer CJ, Cengel K, Marmarelis ME. Incidence and Outcomes of Brain Metastasis in Pleural Mesothelioma in the Era of Immunotherapy , JTO Clin Res Rep, 6: 2025,100823


Stalker M, Marmarelis M, Langer C, Cohen RB, Singh A, Aggarwal C, Sun L. Outcomes Following Treatment for Progression in Patients Treated With Durvalumab Consolidation in LA-NSCLC , Clin Lung Cancer, 26(2): 2025,124-130.e1


Marmarelis ME, Scholes DG, McWilliams TL, Hwang WT, Kosteva J, Costello MR, Sun L, Singh AP, Lau-Min KS, Doucette A, Gabriel PE, Martella AO, Roy MA, Thompson JC, Cohen RB, Dougherty DW, Shulman LN, Langer CJ, Bekelman JE, Carpenter EL, Aggarwal C. Electronic Medical Record-Based Nudge Intervention to Increase Comprehensive Molecular Genotyping in Patients With Metastatic Non-Small Cell Lung Cancer: Results From a Prospective Clinical Trial , JCO Oncol Pract, 20(12): 2024


Meyer ML, Hirsch FR, Bunn PA, Ujhazy P, Fredrickson D, Berg CD, Carbone DP, Halmos B, Singh H, Borghaei H, Ferris A, Langer C, Dacic S, Mok TS, Peters S, Johnson BE. Calls to action on lung cancer management and research , Oncologist, 29(12): 2024,e1634-e1645


Barsouk A, Elghawy O, Heidlauf A, Yu C, Wang L, Yang D, Kurian M, Goel K, Rushkin L, Anran Huang A, Reed-Guy L, Bleiberg B, Sun L, Singh A, Cohen RB, Aggarwal C, Marmarelis M, Langer C. Real-world outcomes of atypical EGFR-mutated metastatic non-small cell lung cancer (mNSCLC)treated with osimertinib (osi) vs. Afatinib or erlotinib , Lung Cancer: 2024