Catherine M. Diefenbach, MD

  • Specialties: Hematology, Leukemia & Lymphoma, Bone Marrow Transplant, Oncology
  • Languages: English, German
  • Phone: 212-731-5670

About Me


  • Assistant Professor, Department of Medicine
Board Certifications
  • American Board of Internal Medicine (Hematology), 2010
  • American Board of Internal Medicine (Medical Oncology), 2008
Education and Training
  • Fellowship, Memorial Sloan-Kettering Cancer Center, Hematology-Oncology, 2008
  • Residency, Johns Hopkins Hospital, Internal Medicine, 2004
  • MD from University Of Pennsylvania, 2001

Locations and Appointments

66 Insurance Plans Accepted
  • Aetna HMO
  • Aetna Indemnity
  • Aetna Medicare
  • Aetna POS
  • Aetna PPO/EPO
  • Affinity
  • Affinity Exchange- Essential
  • Agewell
  • Cigna EPO/POS
  • Cigna PPO
  • ElderPlan
  • Empire Blue Cross Blue Shield EPO
  • Empire Blue Cross Blue Shield HMO
  • Empire Blue Cross Blue Shield Indemnity
  • Empire Blue Cross Blue Shield MediBlue
  • Empire Blue Cross Blue Shield POS
  • Empire Blue Cross Blue Shield PPO
  • Empire Blue Cross Blue Shield Pathways, Enhanced
  • Fidelis Child Health
  • Fidelis Exchange
  • Fidelis Family Health
  • Fidelis Medicaid
  • Fidelis Medicare
  • HIP Access I
  • HIP Access II
  • HIP Child Health
  • HIP Family Health
  • HIP Medicaid
  • HIP Medicare
  • HealthPlus Child Health (Amerigroup)
  • HealthPlus Family Health (Amerigroup)
  • HealthPlus Medicaid (Amerigroup)
  • HealthRepublic
  • HealthSmart (WTC)
  • Local 1199 PPO
  • MagnaCare PPO
  • Medicare
  • MetroPlus Child Health
  • MetroPlus Exchange Plans
  • MetroPlus Family Health
  • MetroPlus Medicaid
  • MetroPlus Medicare
  • MultiPlan/PHCS PPO
  • NY Medicaid
  • NYS Empire Plan
  • Oscar
  • Oxford Exchange
  • Oxford Freedom
  • Oxford Liberty
  • Oxford Medicare
  • Tricare
  • UPN Elite
  • United Exchange- Compass
  • UnitedHealthcare Community & State Plan
  • UnitedHealthcare EPO
  • UnitedHealthcare HMO
  • UnitedHealthcare Medicare
  • UnitedHealthcare POS
  • UnitedHealthcare PPO
  • UnitedHealthcare Top Tier
  • Village Caremax
  • Visiting Nurse Service (VNS) Medicare
*Insurance listed above may not be accepted at all office locations. Please confirm prior to each visit. The information presented here may not be complete or may have been changed.
NYU Hematology Associates

240 East 38th Street
New York, NY 10016


Phone: 212-731-5670

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  • Two doses of polatuzumab vedotin (PoV, anti-CD79b antibody-drug conjugate) in patients (pts) with relapsed/refractory (RR) follicular lymphoma (FL): Durable responses at lower dose level. [Meeting Abstract]

    Advani, Ranjana H; Flinn, Ian; Sharman, Jeff Porter; Diefenbach, Catherine SMagid; Kolibaba, Kathryn S; Press, Oliver W; Sehn, Laurie Helen; Chen, Andy I; Salles, Gilles A; Tilly, Herve; Cheson, Bruce D; Assouline, Sarit E; Dreyling, Martin H; Hagenbeek, Anton; Zinzani, Pier Luigi; Jones, Cheryl; Chu, Yu-Waye; Hirata, Jamie; Wenger, Michael; Morschhauser, Franck
    Journal of clinical oncology. 2015 MAY 20. 33 (15): ?-?

  • A phase I study with an expansion cohort of the combination of ipilimumab and brentuximab vedotin in patients with relapsed/refractory Hodgkin lymphoma: A trial of the ECOG-ACRIN Cancer Research Group (E4412). [Meeting Abstract]

    Diefenbach, Catherine SMagid; Li, Hailun; Kahl, Brad S; Robertson, Michael J; Cohen, Jonathan; Advani, Ranjana H; Ambinder, Richard; Fenske, Timothy S; Ansell, Stephen Maxted
    Journal of clinical oncology. 2015 MAY 20. 33 (15): ?-?

  • A phase 1 study of patients with relapsed or refractory classical hodgkin lymphoma treated with a PI3K delta inhibitor (INCB040093) alone or in combination with a selective JAK1 inhibitor (INCB039110) [Meeting Abstract]

    Forero-Torres, A; Barr, P; Diefenbach, C; Sher, T; Schaub, R; Zhou, L; Pulini, J; Leopold, L; Spear, M; Talpaz, M; Phillips, T
    Haematologica (Roma). 2015 22 Jun 2015. 100: 112-112

Read All Publications (32)