Our board-certified rheumatologists specialize in the diagnosis and treatment of arthritis and autoimmune diseases.
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Board Certified: Internal Medicine
Education: Residency: Christine Med Center, Washington, DE. Fellowship in Rheumatology and Clinical Immunology: Walter Reed Army Medical Center, Washington, DC.
Dr. Halista served on the Rheumatology faculty at USAFMC Wilford Hall in San Antonio, TX from 1990 to 1992, and as Assistant Clinical Professor of Medicine at Tufts. He was Chief of Rheumatology at Baystate Medical Center from 2007 through 2020.
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Board Certified: Rheumatology
Education: Medical School: Boston University School of Medicine. Residency in Internal Medicine: UMass Medical Center. Rheumatology Fellowship: UMass Medical Center.
Dr. Tallman was a Clinical Instructor at Tufts University School of Medicine from 1994 to 2015.
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Board Certified: Rheumatology (since 1997); Fellow, American College of Rheumatology (since 1995)
Education: BA cum laude, College of the Holy Cross (1988). MD, Dartmouth Medical School (1992). Internal Medicine Residency: Wright-Patterson Medical Center (1995). Rheumatology Fellowship: Wilford Hall Medical Center, Lackland AFB, TX (1997).
Dr. Griger was awarded an Air Force Health Professions Scholarship to attend Dartmouth Medical School, where he was elected to the Alpha Omega Alpha Honor Medical Society. He served as an active-duty Air Force officer for 8 years, achieving the rank of Major, and was Chief of Rheumatology at David Grant Medical Center, Travis AFB, CA before joining the Arthritis Treatment Center in 2000.
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Board Certified: Rheumatology
Education: New York Medical College (2001). Internal Medicine Residency: Stony Brook University Hospital (2005). Rheumatology Fellowship: University of Connecticut (UConn) (2007).
Dr. Valentin is board certified in Rheumatology and has been practicing at the Arthritis Treatment Center since 2007.
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We accept referrals from primary care physicians throughout Massachusetts and Connecticut.