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Jeffrey Roizen, MD, PhD

Attending Physician



Roizen JD, Levine MA, and Carlow, D. 2012 Application of Vitamin D Status to Development of normal Ranges for Serum Calcium Concentration in the Pediatric Population. ASBMR 2012.

Roizen JD, Sasson I, Levine MA. Modulation of CYP2R1 expression: A Potential Mechanism for Determining Vitamin D Requirements in Aging and Obesity. ENDO Society 2012.

Roizen JD, Zhou J, and Levine MA. Polymorphisms in the CYP2R1 Gene Present in the General Population Affect 25-hydroxylase Activity. ASBMR 2012.


Roizen JD, Levine MA: Nature and Nurture: Multifactoral rickets in two pre-school aged children. PAS Annual Conference 2011.


1996, Illinois State Scholar
1997, National Merit Scholar
2000, James F. Skinner Award in Chemistry
2000, Sigma Xi
2012, Presidential Poster Award, ASBMR Annual Meeting
2013-2014, Pediatric Endocrine Society Research Fellowship Grant
2013, Distinguished Abstract Award, AACC Annual Meeting
2013-2014, Endocrine Society AMGEN Endocrine Scholars Award


Memberships in professional organizations

National organizations

Present Endocrine Society
American Academy of Pediatrics
Pediatric Endocrine Society
American Society for Bone and Mineral Research

Original Papers

Roizen J, Levine MA. Primary hyperparathyroidism in children and adolescents. J Chin Med Assoc. 2012 Sep;75(9):425-34

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