Guillermo Valenzuela, MD, is a Rheumatologist, key opinion leader, President of the Florida Society of Rheumatology, and Director of Integral Rheumatology & Immunology Specialists, and IRIS Research and Development. Dr. Valenzuela’s clinical practice is based in South Florida at Integral Rheumatology & Immunology Specialists, and his research institute is based at IRIS Research and Development. He earned his Medical Doctor degree, with honors, at the University of Buenos Aires in Argentina, and completed his Internal Medicine training at New York Medical College. He then completed his Post-Doctoral Fellowship in Clinical Immunology, and Fellowship in Rheumatology & Clinical Immunology at Cornell University Medical College in New York. Dr. Valenzuela is proud to not only provide advanced rheumatological and immunological care, but to conduct clinical trials on emerging therapies for rheumatic diseases, and also serve as a pioneer in developing new treatments and protocols for complex cases of Rheumatoid Arthritis, Systemic Lupus Erythematosus, Gout, Carpal Tunnel Syndrome, Osteoporosis, and other multiple autoimmune disorders. He has presented numerous posters, and collaborated in various journal articles.


Years Experience: 33

Procedures Performed

Dr. Valenzuela's Specialties

Dr. Valenzuela's Education & Training

Medical School
University of Buenos Aires; Graduated 1986


  • Overall Rating

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    Explains conditions & treatments

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    Takes time to answer my questions

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    Provides follow-up as needed

Dr. Valenzuela's Accepted Insurance

Please verify insurance information directly with your doctor's office as it may change frequently.

Insurance Plans

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • Avmed Choice

Dr. Valenzuela's Office Information & Appointments


Integral Rheumatology & Immunology Specialists (IRIS Rheumatology)

140 SW 84th Ave Ste B
Plantation, FL 33324

Get Directions

Tel: (954) 666-5504

Fax: (954) 476-5695

Practice Website: valenzuelarheumatology.com

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

M 9:00 AM - 4:45 PM
T 9:00 AM - 4:45 PM
W 9:00 AM - 4:45 PM
T 9:00 AM - 4:45 PM
F 9:00 AM - 4:45 PM
S Closed
S Closed

Other Physicians in Dr. Valenzuela's Practice