Meet Our Expert Rheumatologists

Are you looking for a highly trained rheumatology doctor? Our providers are experts in treating complex bone, joint, and blood vessel disorders.

Dr. Khalil Bourji

Dr. Khalil Bourji

MD – Medical Director Arizona and Nevada

Dr. Khalil Bourji is a board-certified Rheumatologist and Internist dedicated to helping patients receive high-quality, evidence-based care for arthritis, autoimmune diseases, and complex rheumatic conditions. With advanced international training and years of experience in both academic and community medicine, he brings expertise in the management of inflammatory arthritis, connective tissue diseases, systemic sclerosis, myositis, and other autoimmune disorders. In his role as Medical Director, Dr. Bourji works closely with clinical teams to promote excellence in patient care, safety, and modern treatment standards, with a compassionate and patient-centered approach serving communities across Arizona and Nevada.

Dr. Khalil Bourji

MD – Medical Director Arizona and Nevada

Dr. Khalil Bourji is a board-certified Rheumatologist and Internist dedicated to helping patients receive high-quality, evidence-based care for arthritis, autoimmune diseases, and complex rheumatic conditions. With advanced international training and years of experience in both academic and community medicine, he brings expertise in the management of inflammatory arthritis, connective tissue diseases, systemic sclerosis, myositis, and other autoimmune disorders. In his role as Medical Director, Dr. Bourji works closely with clinical teams to promote excellence in patient care, safety, and modern treatment standards, with a compassionate and patient-centered approach serving communities across Arizona and Nevada.

Dr. Ebrahim Sadeghi

MD – Arthritis Specialist

Dr. Sadeghi is board-certified in internal medicine and is board-certified by the American college of rheumatology in rheumatology. He also holds the position of clinical assistant professor of internal medicine with Western University and also is involved with rheumatology teaching for San Antonio internal medicine residency program. Dr. Sadeghi also is certified by the American college of rheumatology for musculoskeletal ultrasonography.

 

Dr. Sadeghi’s interests are Osteoarthritis, Gout, Rheumatoid Arthritis, SLE, other connective tissue diseases.

Peter Hennis

NP – Rheumatology Specialist / Lead Nurse Practitioner

Specialty:
 Complex autoimmune and/or Inflammatory arthropathies such as Rheumatoid Arthritis (RA) , Gout , Ankylosing Spondylitis (AS) , Psoriatic Arthritis (PsA), AxSpa, Scleroderma, Sjogrens, Lupus, PMR  as well as autoimmune vasculitis
About:
 Peter Hennis, AGNP, is a rheumatology specialist and accredited nurse practitioner at Riverside Rheumatology in Arizona. He earned his degree from Case Western Reserve University and treats gout, rheumatoid arthritis , lupus, psoriatic arthritis, osteoporosisis and other rheumatic conditions. He is dedicated advocate for patients, known for his holistic, compassionate approach and commitment to ensuring each person feels heard, supported, and informed.  He is committed to providing patients with options and a clear action plan, empowering them to make informed decisions about their care.

Nazeem Achiczy

PA-C – Metabolic Bone Expert

Osteoarthritis, Gout, Rheumatoid Arthritis, SLE, other connective tissue diseases

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