About John Niles, MD

Departments, Centers, & Programs:

Clinical Interests:



Mass General Vasculitis & Glomerulonephritis Center
101 Merrimac St.
1st Floor
Boston, MA 02114
Phone: 617-726-4132

Medical Education

  • MD, Oregon Health & Science University School of Medicine
  • Residency, Johns Hopkins Hospital***
  • Fellowship, Massachusetts General Hospital

American Board Certifications

  • Internal Medicine, American Board of Internal Medicine
  • Nephrology, American Board of Internal Medicine

Accepted Insurance Plans

Note: This provider may accept more insurance plans than shown; please call the practice to find out if your plan is accepted.


Vasculitis and glomerulonephritis

Dr. Niles was the first to identify the C-ANCA protein, has developed assays for ANCA and has worked with ANCA associated vasculitis since 1988.  He has run numerous clinical studies characterizing the ANCA tests, the disease spectrum associated with ANCA and responses to treatment for ANCA associated disease. Continuous venovenous hemofiltration. Dr. Niles has worked with continuous renal replacement therapies since 1986. He developed and reported a simplified and safer method for using citrate anticoagulation with CVVH.

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