About Me

  • Clinical Expertise: Sarcoidosis; Asthma; Pulmonary Involvement in Patients with Hematologic Malignancies; Chronic Respiratory Failure
  • Languages Spoken: English
  • Education: MD, New York University School of Medicine
  • Residencies: Massachusetts General Hospital
  • Fellowships: Harvard Combined (Massachusetts General Hospital, Brigham and Women's Hospital, Beth Israel Deaconess Hospital)
  • Board Certifications: Internal Medicine; Pulmonary Disease; Critical Care Medicine

New Patient Appointments

Making an appointment

Call 800-525-2225

See My Colleagues

Insurance

Most major health insurers offer plans that include MSK as one of their in-network providers. If MSK is in-network, it means all our doctors are too. Medicaid and New York State Medicare also provide benefits for care at MSK.

Learn more

Clinical Trials

Research is integral to our mission at Memorial Sloan Kettering, and clinical trials help us discover better forms of patient care and treatment. For you, this could mean access to a new therapy or therapy combination. Click to see a list of the trials I’m currently leading.

Read more

Clinical Trials Co-Investigated by Alexander I. Geyer