Erica A. Eugster, MD

Erica A. Eugster, MD

Professor of Pediatrics
Director, Section of Pediatric Endocrinology

Phone: (317) 944-3889
Fax: (317) 944-3882
Section of Pediatric Endocrinology and Diabetology
Riley Hospital for Children, Room 5960
704 Riley Hospital Drive
Indianapolis, IN 46202



General Pediatric Endocrinology

Areas of Interest

Precocious puberty; Turner syndrome; McCune Albright syndrome; disorder s of sex development.

Erica A. Eugster was born in Washington, D.C., and received her M.D. degree from the Medical College of Pennsylvania in 1990. She completed her pediatric residency training at Marshfield Clinic in Marshfield, Wisconsin in 1994, and subsequently undertook fellowship training in pediatric endocrinology at the University of Minnesota in Minneapolis. In 1997, Dr. Eugster joined the faculty of Indiana University School of Medicine as Assistant Professor of Pediatrics, where she was promoted to Associate Professor in 2001 and to Professor in 2006. Since 2000, Dr. Eugster has served as Co-Director of the Pediatric Endocrine Fellowship Training Program, and in 2004 she was appointed Section Director of Pediatric Endocrinology/Diabetology at Riley Hospital for Children.

Dr. Eugster is a member of the Society for Pediatric Research, the Pediatric Endocrine Society, The Endocrine Society, the American Academy of Pediatrics, and Women in Endocrinology. She served as a member of the Board of Directors of the Pediatric Endocrine Society from 2009-2012 and is a current member of the Sub-Board of Endocrinology of the American Board of Pediatrics.


1990 MD, Medical College of Pennsylvania
1994 Pediatrics residency, Marshfield Clinic
1997 Pediatric Endocrinology fellowship, University of Minnesota

Honors & Awards

Dr. Eugster is a member of AOA and has twice been a recipient of the IU Trustee Faculty Teaching Award. She has been designated  one of Castle Connelly’s America’s Top Doctors continuously since 2005, and has been named in Indianapolis Monthly's list of Top Doctors. She has authored over 125 articles, textbook chapters and review papers, and is a member of the Editorial Board of several scientific journals.


Riley Hospital Outpatient Center
705 Riley Hospital Drive
Indianapolis, IN 46202

St. Francis Pediatric Specialty Clinic
5255 East Stop 11 Road
Suite 460
Indianapolis, IN 46237

South Bend Pediatrics
211 North Eddy Street
South Bend, IN 46617 

Research & Grants

Dr. Eugster is actively involved in patient care, clinical research, fellowship training, mentoring and teaching. She has a particular interest in disorders of sex development, precocious puberty, Turner syndrome and McCune-Albright syndrome. She serves as coordinator for the Indiana Newborn Screening Follow-up Programs for congenital hypothyroidism and congenital adrenal hyperplasia, and lectures extensively on a wide variety of pediatric endocrine topics both nationally and internationally.

Current Grants

Psychological Characteristics of Girls with Precocious Puberty at Baseline and After One Year of GnRH Analog Treatment
Endo Pharmaceuticals

Endocrine Scientist Training Program                                                      
National Institutes of Health 1 T32 DK065549-06,

Indiana Congenital Hypothyroidism and Congenital Adrenal Hyperplasia Follow-up Programs                
Indiana State Department of Health

Quality of life in intersexuality: A clinical and research tool
National Institutes for Health sub contract

Effect of Early Growth Hormone Treatment and Skeletal Maturation in Girls with Turner Syndrome
Eli Lilly & Company Protocol B9R-US-GDGH
Local P.I.

An Open-Label, Non-Comparative Multi-Centre Study to Assess the Efficacy and Safety of Bicalutamide When Used in combination with Anastrozole for Treatment of Gonadotropin- Independent Precocious Puberty
Local P.I.

Psychological Functioning in Congenital Adrenal Hyperplasia               
National Institutes of Health
Collaborator (not a recipient of funding)

Representative PublicationsView All Publications

1. Lewis KA, Goldyn AK, West KW, Eugster, EA. A Single Histrelin Implant is Effective for Two Years for Treatment of Central Precocious Puberty. Journal of Pediatrics 2013;163:1214-6.

2. Cabrera S, DiMeglio LA, Eugster EA. Incidence and Characteristics of Pseudoprecocious Puberty Because of Severe Primary Hypothyroidism. Journal of Pediatrics 2013;162:637-9.

3. Lewis KA, Eugster EA. Random Luteinizing Hormone Often Remains Pubertal in Children Treated with the Histrelin Implant for Central Precocious Puberty. Journal of Pediatrics 2013;162:562-5.

4. Sims EK, Garnett S, Guzman F, Paris F, Sultan C, Eugster EA on behalf of the McCune-Albright study group. Fulvestrant treatment of precocious puberty in girls with McCune-Albright syndrome. International Journal of Pediatric Endocrinology 2012;1(26)

5. Collins MT, Singer FR, Eugster E. McCune-Albright syndrome and the extraskeletal manifestations of fibrous dysplasia. Orphanet Journal of Rare Diseases 2012;7 Suppl 1:S4

6. Nabhan Z, Eugster EA. Medical Care of Girls with Turner Syndrome: Where are we Lacking? Endocrine Practice 2011;17(5):747-52

7. Viswanathan V, Kamnesh PR, Eugster EA. Pituitary hormone dysfunction after proton beam radiation in children with brain tumors. Endocrine Practice 2011;17(6):891-6

8. Nebesio TD, Wise MD, Perkins SM, Eugster EA. Does Clinical Management Impact Height Potential in Children with Severe Acquired Hypothyroidism. Journal of Pediatric Endocrinology and Metabolism 2011;24(11-12):893-896

9. Lewis KA, Hainline B, Johnson N, Corkins M, Eugster EA. Neonatal Graves’ Disease Associated with Severe Metabolic Abnormalities. Pediatrics 2011;128(1):e232-236

10. Vishwanathan V, Eugster EA. Etiology and treatment of hypogonadism in adolescents. Pediatric Clinics of North America 2011;58(5):1181

11.Nebesio TD, Torres-Martinez W, Rink RC, Eugster EA. Spurious case of XX maleness in a patient with history of Wiskott-Aldrich syndrome. Endocrine Practice 2011;17(2):e1-e3

12. Goldyn AK, Nabhan ZM, Eugster EA. A Comparison of Referral Patterns to the Pediatric Endocrine Clinic Before and After FDA Approval of Growth Hormone for Idiopathic Short Stature. Journal of Pediatric Endocrinology 2011;24(1-2):89-91

13. Davenport ML, Roush J, Liu C, Zagar AJ, Eugster E, Travers S, Fechner PY, Quigley CA. Growth hormone treatment does not affect incidences of middle ear disease or hearing loss in infants and toddlers with Turner syndrome. Hormone Research in Paediatrics 2010;74(1):23-32

14. Nabhan ZM, Mieszczak J, Eugster EA. Combined Central Precocious Puberty and Primary Gonadal Failure after Treatment of Childhood Malignancy in 2 Boys: a Diagnostic and Therapeutic Conundrum. Journal of Pediatrics 2010;157(3):507-509

15. Nebesio TD, McKenna MP, Nabhan ZM, Eugster EA. Newborn Screening Results in Children with Central Hypothyroidism. Journal of Pediatrics 2010;156(6):990-993

16. Nebesio TD, Eugster EA. Clinical outcomes in children with congenital adrenal hyperplasia: final adult height, obesity, hypertension, reproduction and fertility. International Journal of Pediatric Endocrinology 2010;298937

17. Eugster EA. Peripheral precocious puberty: causes and current management. Hormone Research 2009;7(Suppl 1):64-67

18. Nabhan ZM, DiMeglio LA, Qi R, Perkins SM, Eugster EA. Conjugated oral versus transdermal estrogen replacement in girls with turner syndrome: A pilot comparative study. Journal of Clinical Endocrinology and Metabolism 2009;94(6):2009-14

19. Nebesio TD, Eugster EA. Unusual thyroid constellation in Down syndrome: Congenital hypothyroidism, Graves’ disease and Hemiagenesis in the same child. Journal of Pediatric Endocrinology & Metabolism 2009;22(3):263-268

20. Rahhal S, Eugster EA. Thyroid stimulating immunoglobulin is often negative in children with graves’ disease. Journal of Pediatric Endocrinology and Metabolism 2009;13(1):1085-1088