Andrew B. Grossman, MD

Andrew B. Grossman, MD

Andrew B. Grossman, MD, is a Board Certified Pediatric Gastroenterologist in the Division of Gastroenterology, Hepatology and Nutrition at Children's Hospital of Philadelphia. He is the co-director of CHOP's Center for Pediatric Inflammatory Bowel Disease.

Areas of Expertise: Pediatric inflammatory bowel disease, Crohn's disease, Ulcerative colitis, General diagnostic gastroenterology, Quality improvement
Locations: Main Campus; Specialty Care, Atlantic County; Specialty Care & Surgery Center, Voorhees
Phone: 215-590-3630

Education and Training

Medical School

MD - Rutgers Robert Wood Johnson Medical School, Piscataway, NJ

Internship

Pediatrics - Children's Hospital of New York Presbyterian (Columbia University Medical Center), New York, NY

Residency

Pediatrics - Children's Hospital of New York Presbyterian (Columbia University Medical Center), New York, NY

Fellowship

Pediatric Gastroenterology, Hepatology and Nutrition - The Children's Hospital of Philadelphia, Philadelphia, PA

Board Certification

Pediatric Gastroenterology
Pediatrics

Undergraduate Degree

BA - Duke University, Durham, NC

Titles and Academic Titles

Attending Physician

Co-Director, Center for Pediatric Inflammatory Bowel Disease

Associate Professor of Clinical Pediatrics, Perelman School of Medicine at the University of Pennsylvania

Conditions Treated

Departments and Services

Research Interests

Inflammatory bowel disease

Publications

Papers

2017

Picoraro J, Winberry G, Siegel CA, El-Matary W, Moses J, Grossman AB, Park KT.: Premedication Use Before Infliximab Administration: A Cross-sectional Analysis. Inflammatory Bowel Disease 23(1): 174-180, January 2017.

2016

Basaiga M, Burrows E, Denburg M, Meyers K, Grossman AB, Mamula P, Grundmeier R, Burnham J: Variation in Preventative Care in Children Receiving Chronic Glucocorticoid  Therapy. Journal of Pediatrics 2016 Notes: accepted for publication.

Conrad MA, Stein RE, Maxwell EC, Albenberg L, Baldassano RN, Dawany N, Grossman AB, Mamula P, Piccoli DA, Kelsen JR: Vedolizumab Therapy in Severe Pediatric Inflammatory Bowel Disease. Inflammatory Bowel Disease 22(10): 2425-31, October 2016.

2015

Turner D, Doveh E, Cohen A, Wilson ML, Grossman AB, Rosh JR, Lu Y, Bousvaros A, Deslandres C, Noble A, Baldassano RN, Levine A, Lerner A, Wilson DC, Griffiths AM: Efficacy of oral methotrexate in paediatric Crohn's disease: a multicentre propensity score study. Gut 64(12): 1898-1904, December 2015.

Grossi V, Lerer T,Griffiths A, LeLeiko N, Cabrera J, Otley A,Rick J, Mack D, Bousvaros A, Rosh J, Grossman AB, Saeed S, Kay M, Boyle B, Oliva-Hemker M, Keljo D, Pfefferkorn M, Faubion W, Kappelman MD, Sudel B, Markowitz J, Hyams JS: Concomitant Use of Immunomodulators Affects the Durability of Infliximab Therapy in Children with Crohn's Disease. Clinical Gastroenterology and Hepatology 13(10): 1748-1756, October 2015 Notes: doi:10.1016/j.cgh.2015.04.010.

Oliva-Hemker M, Hutfless S, Al Kazzi ES, Lerer T, Mack D, LeLeiko N, Griffiths A, Cabrera J, Otley A, Rick J, Bousvaros A, Rosh J, Grossman AB, Saeed S, Kay M, Carvalho R, Keljo D, Pfefferkorn M, Faubion W Jr, Kappelman M, Sudel B, Schaefer ME, Markowitz J, Hyams JS.: Clinical Presentation and Five-Year Therapeutic Management of Very Early-Onset Inflammatory Bowel Disease in a Large North American Cohort. Journal of Pediatrics 167(3): 527-532, September 2015.

Hamdy RF, Stein RE, Larru B, Bellah RD, Grossman AB, Hodinka RL, Feemster KA: Gallbladder Wall Thickening in an Adolescent with Acute Mononucleosis: A Case Report and Brief Review of the Literature. Journal of the Pediatric Infectious Diseases Society 4(3): 267-271, September 2015.

2013

Zeisler B, Lerer T, Markowitz J, Mack D, Griffiths A, Bousvaros A, Keljo D, Rosh J, Evans J, Kappelman M, Otley A, Kay M, Grossman A, Saeed S, Carvalho R, Oliva-Hemker M, Faubion W, Sudel B, Pfefferkorn M, Ashai-Khan F, LeLeiko N, Hyams J and the Pediatric Inflammatory Bowel Disease Collaborative Research Group: Outcome Following Aminosalicylate Therapy in Children Newly Diagnosed with Ulcerative Colitis: A Prospective Multi-Center Registry Experience. Journal of Pediatric Gastroenterology and Nutrition 56(1): 12-18, January 2013.

Gupta K, Noble A, Kachelries K, Albenberg L, Kelsen JR, Grossman AB, Baldassano RN: A Novel Enteral Nutrition Protocol for the Treatment of Pediatric Crohn's Disease. Inflammatory Bowel Diseases 19(7): 1374-1378, June 2013.

2012

Crandall WV, Margolis PA, Kappelman MD, King EC, Pratt JM, Boyle BM, Duffy LF, Grunow JE, Kim SC, Leibowitz I, Schoen BT, Colletti RB; ImproveCareNow Collaborative. Collaborators (38) Berman J, Fuchs G, Mehta D, Bornstein J, Schoen BT, Higuchi L, Tsou M, Grossman A, Baldassano R, San Pablo W, Samson C, Denson T, Elawad M, Leibowitz I, Duffy L, Piñeiro V, Integlia M, Russell G, Israel E, Tung J, Crandall W, Boyle B, del Rosario F, Milov D, Fridge J, Ali S, Grunow J, Baron H, Mehta S, Ferry G, Neigut D, Hoffenberg E, Adler J, Sudel B, Kappelman M, Kim S, Patel A, Colletti R.: Improved outcomes in a quality improvement collaborative for pediatric inflammatory bowel disease. Pediatrics 129(4): e1030-41, April 2012.

Otley A, LeLeiko N, Langton C, Lerer T, Mack D, Evans J, Pfefferkorn M, Carvalho R, Rosh J, Griffiths A, Oliva-Hemker M, Kay M, Bousvaros A, Stephens M, Samson C, Grossman AB, Keljo D, Markowitz J, Hyams J; Pediatric IBD Collaborative Research Group.: Budesonide use in pediatric Crohn disease. J Pediatr Gastroenterol Nutr 55(2): 200-204, August 2012.

2011

Kappelman M Grossman AB, Samson C, Sudel B, Oliva-Hemker M, LeLeiko N, et al. Outcome following thiopurine use in children with ulcerative colitis: a prospective multicenter registry study. Am J Gastroenterol. 2011 May;106(5):981-7. Epub 2011 Jan 11. Cited in PubMed; PMID 21224840. Read the abstract

2010

Hyams JS, Lerer T, Griffiths A, Pfefferkorn M, Stephens M, Evans J, et al. Outcome following infliximab therapy in children with ulcerative colitis. Am J Gastroenterol. 2010 Jun;105(6):1430-6. Epub 2010 Jan 26. Cited in PubMed; PMID 20104217. Read the abstract

Abstracts

2016

Picoraro J, Winberry G, Siegel C, El-Matary W, Moses J, Grossman AB, Park KT: Premedication Use Prior to Infliximab Administration: A Cross-Sectional Analysis from the Clinical Care and Quality and Inflammatory Bowel Disease Committees of NASPGHAN. World Congress of Pediatric Gastroenterology, Hepatology, and Nutrition, Montreal, Quebec October 2016.

Kerur B, Machan JT, Cerezo C, Markowitz J, Mack DR, Griffiths AM, Otley AR, Pfefferkorn MD, Rosh JR, Keljo DJ, Crandall WV, Rick J, Noe J, Oliva-Hemker M, Kay MH, Saeed SA, Grossman AB, Sudel B, Kappelman M, Schaefer M, Faubion W, Tomer G, Deslandres C, Morganstern J, Bousvaros A, Lerer T, Hyams JS, LeLeiko NS: Surgery in Pediatric Crohn's Disease 2002-2014. World Congress of Pediatric Gastroenterology, Hepatology, and Nutrition, Montreal, Quebec October 2016.

El-Matary W, Samson C, Ali S, Grossman AB: Rapid Infliximab Infusion in Children with Inflammatory Bowel Disease: A Multi-Center North American Experience. World Congress of Pediatric Gastroenterology, Hepatology, and Nutrition, Montreal, Quebec October 2016.

Crawford JE.; Stevenson J.; Goldoor L.; Markowitz L.; Tucker M.; Novelli C.; Turner E.; Bogan G.; Driggers J.; Peck S.; Grossman AB.: The Multidisciplinary Inflammatory Bowel Disease (IBD) Education Model: An educational approach that crosses developmental and life stages of children & families living with IBD. National Association of Clinical Nurse Specialists Annual Meeting, Philadelphia, PA March 2016.

2015

Zeisler B, Lerer T, LeLeiko N, Bousvaros A, Rosh J, Grossman AB, Kay M, Faubion W, Kappelman M, Markowitz J, Sudel B, Rick J, Cabrera J, Boyle B, Oliva-Hemker M, Pfefferkorn M, Morganstern J, Saeed S, Otley A, Keljo D, Griffiths A, Mack D, Hyams J: Outcome Following Aminosalicylate Therapy in Children Newly Diagnosed with Crohn's Disease: A Prospective Multi-center Registry Experience. North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition Annual Meeting, Washington, DC October 2015.

Stein RE, Conrad MA, Maxwell EC, Albenberg LA, Baldassano RN, Dawany N, Grossman AB, Mamula P, Piccoli DA, Kelsen JR: Vedolizumab Therapy in Severe Pediatric Inflammatory Bowel Disease. North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition Annual Meeting, Washington, DC October 2015.

Hoffman NJ, Maxwell EC, Piccoli DA, Grossman AB: ESR and CRP in Inflammatory Bowel Disease: Do We Need Both? North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition Annual Meeting, Washington, DC October 2015.

Godwin B, Demuynck S, Maxwell E, Baldassano RN, Grossman AB, Kelsen JR, Albenberg L: Efficacy of Combination Antibiotic  Therapy for Refractory IBD at CHOP: A Single Center Case Series. North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition Annual Meeting, Washington, DC October 2015.

Adler J, Grossman AB, Israel EJ, Kim S, Saeed SA, Pratt JM, Collins J, Colletti R: Extent of Disease in Ulcerative Colitis in a Pediatric Inflammatory Bowel Disease Learning Health Network. North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition Annual Meeting, Washington, DC October 2015.

Conrad MA, Stein R, Maxwell EC, Albenberg L, Baldassano RN, Grossman AB, Mamula P, Piccoli DA, Kelsen JR: The Use of Vedolizumab for Treatment of Severe Pediatric Inflammatory Bowel Disease. Digestive Disease Week,  American Gastroenterological Association Annual Meeting, Washington, DC May 2015.

2012

Procopi T, Zimmerman A, Grossman AB, Baldassano RN: Infusion and Post-Infusion Reactions to Infliximab in Pediatric Inflammatory Bowel Disease Patients. North American Society of Pediatric Gastroenterology, Hepatology, and Nutrition Annual Meeting, Salt Lake City, UT October 2012.

Rosh JR, Lerer T, Stephens MC, Carvalho R, Pfefferkorn MD, Evans J, Griffiths AM, Otley AR, Bousvaros A, Grossman AB, Ashai-Khan FN, Leleiko NS, Keljo DJ, Kay MH, Hitch MC, Saeed SA, Oliva-Hemker M, Mack DR, Markowitz J, Hyams JS: Long-Term Outcomes after Institution of Adalimumab Therapy in Pediatric Crohn Disease. Digestive Disease Week, American Gastroenterological Association Annual Meeting, San Diego, CA May 2012 Notes: oral presentation.

Pfefferkorn, Marian D.; Lerer, Trudy; Mack, David R.; Evans, Jonathan; Keljo DJ.; Kay MH; Rosh, JR; Otley, AR.; Stephens, MC.; Oliva-Hemker, M; Leleiko NS; Bousvaros A; Carvalho R; Ashai-Khan FN; Grossman AB; Shehzad S; Hitch MC; Kappelman M; Sudel B; Faubion WA; Markowitz J; Hyams JS. : Assessment of durability of infliximab maintenance therapy in children with Crohn's disease. Digestive Disease Week, American Gastroenterological Association Annual Meeting, San Diego, CA May 2012 Notes: oral presentation.

Markowitz J; Evans J; Pfefferkorn MD; Griffiths AM; Keljo DJ; Mack DR; Carvalho R; Leleiko NS; Otley AR.; Rosh JR; Stephens MC; Saeed SA; Ashai-Khan FN; Bousvaros A; Kay MH; Oliva-Hemker M; Grossman AB; Sudel B; Kappelman M; Dimmitt RA; Langton CR; Hyams JS. : Infliximab versus immunomodulators as first maintenance therapy in children with Crohn disease. Digestive Disease Week, American Gastroenterological Association Annual Meeting, San Diego, CA May 2012.

Hagin S; Otley AR; Lerer T; Hyams JS; Markowitz J; Griffiths AM; Evans J; Ashai-Khan FN; Pfefferkorn MD; Grossman AB; Keljo DJ; Lobato D; Leleiko NS : Longitudinal assessment of health-related quality of life in pediatric inflammatory bowel disease. Digestive Disease Week, American Gastroenterological Association Annual Meeting, San Diego, CA May 2012.

Goyal A; Hyams JS; Lerer T; Leleiko NS; Otley AR; Griffiths AM; Evans J; Rosh JR; Stephens MC; Bousvaros A; Oliva-Hemker M; Mack DR; Ashai-Khan FN; Pfefferkorn MD; Carvalho R; Grossman AB; Hitch MC; Sudel B; Kappelman M; Saeed SA; Faubion WA; Kay MH; Schaefer M; Markowitz J; Keljo DJ. : Prospective multicenter pediatric cohort study: patients with liver enzyme elevations in the first 3 months after diagnosis of inflammatory bowel disease are at increased risk of chronic liver disease. Digestive Disease Week, American Gastroenterological Association Annual Meeting, San Diego, CA May 2012 Notes: oral presentation.

Books

Chapters

2015

Grossman AB, Baldassano RN: Eosinophilic Gastroenteritis. Nelson Textbook of Pediatrics, 2 Volume Set, 20th Edition. Kliegman RM, Stanton B, St. Geme J, Schor NF (eds.). Elsevier, Inc, Philadelphia, PA, 2(Part XVIII, Sec 4, Chapter 336), May 2015.

Grossman AB, Baldassano RN: Inflammatory Bowel Disease. Nelson Textbook of Pediatrics, 2 Volume Set, 20th Edition. Kliegman RM, Stanton B, St. Geme J, Schor NF (eds.). Elsevier, Inc, Philadelphia, PA, 2(Part XVIII, Sec 4, Chapter 336), May 2015.

2014

Grossman AB: Bezoars. The 5-Minute Pediatric Consult, 7th edition. Cabana MD, Brakeman P, Curran M, Dimeglio LA, Golden WC, Goldsby R, Hartman A, Kind T, Lightdale JL, Sabella C, and Tanel R (eds.). Lippincott Williams and Wilkins, 2014 Notes: in press.

2013

Grossman AB: Chronic Diarrhea. Schwartz's Clinical Handbook of Pediatrics, 5th Ed. Zorc JJ, Alpern ER, Brown LW, Loomes KM, Marino BS, Mollen CJ, Raffini LJ, Eds (eds.). Philadelphia: Lippincott Williams and Wilkins, Page: 301-310, 2013.

2011

Grossman AB, Baldassano RN: Inflammatory Bowel Disease. Nelson Textbook of Pediatrics, 19th edition. Kliegman RM, Behrman RE, St Jeme JW (eds.). Page: 1294-1295, 2011.

Grossman AB, Baldassano RN: Crohn's Disease. Nelson Textbook of Pediatrics, 19th edition. Kliegman RM, Behrman RE, St Jeme JW (eds.). Page: 1300-1304, 2011.

Grossman AB, Baldassano RN: Eosinophilic Gastroenteritis. Nelson Textbook of Pediatrics, 19th edition. Kliegman RM, Behrman RE, Stanton BF (eds.). Page: 1304, 2011.

Grossman AB, Baldassano RN: Ulcerative Colitis. Nelson Textbook of Pediatrics, 19th edition. Kliegman RM, Behrman RE, Stanton BF (eds.). Page: 1295-1300, 2011.

2010

Grossman AB, Liacouras CA. Gastroenterology. In: Polin RA, Ditmar MF, editors. Pediatric secrets. 5th ed. Philadelphia: Mosby Elsevier; 2010. p. 229-284.

Grossman AB, Baldassano RN. Inflammatory bowel disease. In: Kliegman RM, Behrman RE, Stanton BF, St. Geme J, Schor N, editors. Nelson textbook of pediatrics. 19th ed. Philadelphia: Saunders; 2010.

Grossman AB, Baldassano RN. Crohn’s disease. In: Kliegman RM, Behrman RE, Stanton BF, St. Geme J, Schor N, editors. Nelson textbook of pediatrics. 19th ed. Philadelphia: Saunders; 2010.

Grossman AB, Baldassano RN. Ulcerative colitis. In: Kliegman RM, Behrman RE, Stanton BF, St. Geme J, Schor N, editors. Nelson textbook of pediatrics. 19th ed. Philadelphia: Saunders; 2010.

Grossman AB, Baldassano RN. Eosinophilic gastroenteritis. In: Kliegman RM, Behrman RE, Stanton BF, St. Geme J, Schor N, editors. Nelson textbook of pediatrics. 19th ed. Philadelphia: Saunders; 2010.

2009

Grossman AB. Chronic diarrhea. In: Zorc J, editor. Clinical handbook of pediatrics. 4th ed. Philadelphia: Lippincott Williams and Wilkins; 2009. p. 326-337.

Grossman AB, Mamula P. Crohn disease. In: Shah SS, Frank G, editors. Patient encounters: the inpatient pediatrics work-up. Philadelphia: Lippincott, Williams, and Wilkins; 2009. p. 176-186.

2008

Grossman AB. Intussusception. In: Schwartz MW, editor. The 5-minute pediatric consult. Philadelphia: Lippincott Williams and Wilkins; 2008. p. 464-465.

Grossman AB, Bezoars. In: Schwartz MW, editor. The 5-minute pediatric consult. Philadelphia: Lippincott Williams and Wilkins; 2008. p. 102-103.

2007

Grossman AB, Liacouras CA. Gastroesophageal reflux. In: Liacouras CA and Piccoli DA, editors. Pediatric gastroenterology: the requisites in pediatrics. Philadelphia: Elsevier-Mosley; 2007. p. 74-86.

Posters and Presentations

2016

Kerur B, Machan JT, Cerezo C, Markowitz J, Mack DR, Griffiths AM, Otley AR, Pfefferkorn MD, Rosh JR, Keljo DJ, Crandall WV, Risk J, Noe J, Oliva-Hemker M, Kay MH, Saeed SA, Grossman AB, Sudel B, Kappelman M, Schaefer M, Faubion W, Tomer G, Deslandres C, Morganstern JA, Bousvaros A, Lerer T, Hyams J, Leleiko NS: Surgery in Pediatric Crohn's Disease, 2002-2014. Digestive Disease Week, San Diego, CA May 2016 Notes: oral presentation.

2010

Rosh JR, Mohamed A, Dougherty K, Lerer T, Keljo DJ, Mack DR, et al. Clinical effect and changing patterns of use of methotrexate in the treatment of pediatric Crohn’s disease: a multi-center experience [presentation]. Digestive Disease Week, American Gastroenterological Association Annual Meeting; 2010 May 1-5; New Orleans, LA.

Biko DM, Anupindi SA, Grossman AB, Peña AH, Darge K, Markowitz RI, et al. Does wireless capsule endoscopy (WCE) eliminate need for small bowel follow-through (SBFT) and/or CT in patients with inflammatory bowel disease (IBD)? [presentation]. Society for Pediatric Radiology; 2010 Apr 13-17; Boston, MA.

Gupta K, Noble AJ, Sreedharan R, Grossman AB, Baldassano RN. A novel enteral nutritional therapy protocol for treatment of pediatric Crohn’s disease [presentation]. North American Society for Pediatric GI, Hepatology, and Nutrition Annual Meeting; 2010 Oct 21-23; New Orleans, LA.

Invited Lectures

2016

"Inflammatory Bowel Disease: Breakthroughs and New Options," GI Update 2016 for Primary Care Providers, CHOP at Virtua Specialty Care Center, Voorhees, NJ, December 2016.

"Beyond the Joints -- GI Considerations in Juvenile Arthritis," Juvenile Arthritis National Conference East, Philadelphia, PA, August 2016.

2015

"IBD: If My Patient is Well on Combination Therapy What Should I Do? Be Happy or De-escalate?", NASPGHAN Annual Meeting, Washington, DC, October 2015.

"How to Give a Great Talk," NASPGHAN Second Year Fellows' Conference, Scottsdale, AZ, March 2015.

"Therapeutic Monitoring of Biological Therapy for Pediatric IBD," ImproveCareNow Spring Community Conference, Chicago, IL, March 2015.

Awards and Honors

2013-2015, Castle Connolly Top Doctors
2014-2015, South Jersey Magazine "Top Children's Physicians"
2015, Children's Hospital of Philadelphia Division of Gastroenterology, Hepatology, and Nutrition Fellows' Faculty Teaching Award
2013, Children's Hospital of Philadelphia Pediatric Residency Faculty Honor Roll
2012, South Jersey Magazine "Top Children's Physicians"
2012, Division of Gastroenterology, Hepatology, and Nutrition Fellow Teaching Award
2011-2012, Who's Who in Medicine and Healthcare
2011-2013, SJ Magazine "Top Docs for Kids" - Pediatric Gastroenterology
2010-2011, American Registry "Patients' Choice Award" for Pennsylvania Physicians
2008, Komarov Research Competition, 3rd place
2003, Procter and Gamble Teaching and Tomorrow Program at the North American Society for Pediatric Gastroenterology, Hepatology, and Nutrition (NASPGHAN) Annual Meeting
1999, Robert Wood Johnson Champion's Scholarship
1998, Phi Beta Kappa National Honor Society, Duke University
1998, Alpha Kappa Delta National Honor Society, Duke University
1998, Summa Cum Laude, Duke University
1995, Phi Eta Sigma National Honor Society, Duke University
1995-1998, Dean's List with Distinction, Duke University

Editorial and Academic Positions

Academic and institutional committees

2015-present, Quality Improvement Committee (QIC)
2014-present, ImproveCareNow, Physician Leadership Group Member
2013-present, Division of Gastroenterology, Hepatology, and Nutrition Fellowship Selection Committee
2012-present, ImproveCareNow, Clinical Committee Associate Chair
2010-present, ImproveCareNow, CHOP Site Leader
2009-present, Division of GI, Nutrition, and Hepatology Quality and Safety Committee

Leadership and Memberships

Memberships in professional organizations

International

2010-present, ImproveCareNow
 - 2014-present, Physician Leadership Committee
 - 2012-present, Clinical Committee, Associate Chair

National

2008-present, Crohn's and Colitis Foundation of America
 - 2010-present, Chapter Medical Advisory Committee
 - 2011-present, Chapter Board of Trustees
2005-present, North American Society for Pediatric Gastroenterology, Hepatology and Nutrition (NASPGHAN)
 - 2015-present, Inflammatory Bowel Disease Committee, Chair
2005-present, American Gastroenterological Association (AGA)