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Colleen Harker Erb, CRNP

Colleen Harker Erb, CRNP Nurse Practitioner (NP)

Ms. Harker Erb is employed by Penn Medicine.

Clinical Specialties


  • Hematology

Programs & Centers:

Board Certification:

  • Acute Care Nurse Practitioner, 2009
  • Oncology Certified Nurse, 2009

Clinical Expertise:

  • Amyloidosis
  • Blood Cancer
  • Bone Marrow Biopsy
  • Castleman Disease
  • Chronic Lymphocytic Leukemia
  • Hematologic Malignancies
  • Immunotherapy
  • Leukopenia
  • Light Chain Disorders
  • Lymphoblastic Lymphoma
  • Monoclonal Gammopathy of Undetermined Significance
  • Neutropenia
  • Plasma Cell Dyscrasia
  • POEMS Syndrome
  • Waldenstrom Macroglobulinemia (WM)
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Practice Locations and Appointments

Education and Training

Nursing School: University of Pennsylvania School of Nursing

Hospital Affiliation

Ms. Harker Erb is employed by Penn Medicine.

Hospital Privileges:

  • Hospital of the University of Pennsylvania: Has privileges to treat patients in the hospital.