Education and Training


Pediatrics - Harlem Hospital Center, Columbia University, New York
Pediatrics - Rainbow Children's Hospital, Hyderabad, India
Pediatrics - St. John's Medical College,Rajiv Gandhi University of Health Sciences, IndiaF


Pediatric Gastroenterology - Children's Hospital of Wisconsin, Medical College of Wisconsin

Board Certification

Pediatric Gastroenterology – American Board of Pediatrics
Pediatrics – American Board of Pediatrics

Graduate Degree

MD - St. John's Medical College, Rajiv Gandhi University of Health Sciences, India

Titles and Academic Titles

Attending Physician

Program Director, Advanced Pediatric GI Motility Fellowship

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

Conditions Treated

Departments and Services




Patel D, Safder SS, El-Chammas K, Kapavarapu P, Wheeler J, Mostamand S, Khlevner J, Darbar A.: Pediatric Neurogastroenterology and Motility Services in North America: Neurogastroenterology and Motility Survey Report. J Pediatr Gastroenterol Nutr 74: 593-598, May 2022.


Kamity R, Kapavarapu PK, Chandel A.: Feeding Problems and Long-Term Outcomes in Preterm Infants-A Systematic Approach to Evaluation and Management. Children (Basel) 8: 1158, Dec 2021.


Kovacic K, Kapavarapu PK, Sood MR, Li BUK, Nugent M, Simpson P, Miranda A.: Nausea exacerbates symptom burden, quality of life, and functioning in adolescents with functional abdominal pain disorders. Neurogastroenterol Motil 2019.


Orajiaka N, Kapavarapu PK, Chaudhary G, Topper L, Rajagopalan L: Isolated bilateral abducens nerve palsy after closed head trauma in a two year old boy. Peds in Review 38(5): 238, May 2017.


Kapavarapu PK, Paul A, Lalitha AV, Shet AS: Transient Aplastic Crisis in Hereditary Elliptocytosis. Indian J Pediatr 79(12): 1666-8, 2012.

Kapavarapu PK, Bari O, Perumphil M, Duggan C, Dinakar C, Krishnamurthy S, Arumugam K, Shet A: Growth patterns and anemia status of HIV-infected children living in an institutional facility in India. Trop Med Int Health 17(8): 962-71, 2012.


Indumathi CK, Kapavarapu PK, Dinakar C, Shet A, Lewin S: Intermittent short course therapy for pediatric tuberculosis. Indian Pediatr 47(1): 93-6, 2010.


Sathyaprabha TN, Kapavarapu PK, Pall PK, Thennarasu K, Raju TR: Pulmonary Functions in Parkinson's Disease. Indian J Chest Did Allied Sci 47(4): 251-7, 2005.




Kapavarapu PK: Invited Commentary - Re: Characterization of Pharyngeal Contractile Integral using Pharyngeal Manometry in Children. J Pediatr Gastroenterol Nutr 2024.

Kapavarapu PK, Fiorino KN, Liacouras CA: Superior Mesenteric Artery Syndrome. Nelson Text Book of Pediatrics, 22nd Edition 2024.

Kapavarapu PK, Fiorino KN, Liacouras CA: Congenital Aganglionic Megacolon - Hirschsprung disease. Nelson Text Book of Pediatrics, 22nd Edition 2024.

Kapavarapu PK, Fiorino KN, Liacouras CA. : Intestinal Neuronal Dysplasia. Nelson Text Book of Pediatrics, 22nd Edition 2024.

Maqbool A, Kapavarapu PK, Liacouras CA: Cyclic Vomiting Syndrome. Nelson Text Book of Pediatrics, 22nd Edition 2024.

Posters and Presentations


Eisenberg JE, Kapavarapu PK, Navalgund A, Axelord, L, Axelrod S, Heuckeroth R. : Wireless non-invasive patches applied on the abdominal skin detect Phase 3 contractileactivity in the duodenum concurrently to high-resoultion manometry following Octreotideadministration. DDW abstract May 2022.


Kapavarapu PK, Javed S, Reynolds JC, Toto EL, Fiorino K, Mousa H, Piccoli DA, Ahuja NK: Development and Implementation of a Novel Hybrid Model for Neurogastroenterology and Motility Fellowship  American Neurogastroenterology and Motility Society Annual Meeting, Boston, MA November 2021 Notes: poster.

Invited Lectures


Eosinophilic Esophagitis in Pediatrics - American College of Gastroenterology International Virtual Grand Rounds. Apr 2023.


Kapavarapu PK. "Pediatric Constipation: Medical vs Surgical Management" - American Neurogastroenterology and Motility Society Annual Meeting, PA. Aug 2022.


Kapavarapu PK. "Refractory Constipation in Pediatrics: Motility Perspective" - International Conference on Pediatric Super Specialty, AP, India. Mar 2021.

Awards and Honors

2015, Best Poster Presentation Award, "Bilateral Abducens nerve palsy in closed head Trauma," Residents' Research Fair, Harlem Hospital Center, NY

2014, Best Poster Presentation Award, "Pertussis resurgence: A case report of severe pertussis in an infant from Harlem community," Residents Research Fair, Harlem Hospital Center, NY

2010, Best Paper Award for presenting paper on "Aplastic Crisis I Hereditary Elliptocytosis," India Academy of Pediatrics Bangalore Chapter and Command Hospital Air Force Bangalore Pediatric Oncology Update, India

2009, University Level IIIrd Rank - Pediatric Boards, Rajiv Gandhi University of Health Sciences, India

2005, Research Society Merit Certificate for Research Project, "Drug Induced Acute Interstitial Nephritis," St. John's medical College, India

2005, Certificate of Merit/Honor, General Medicine, Ophthalmology, Otorhinolaryngology; State Level IInd Place, Behavioral Medicine Inter-medical school quiz competition; State Level IInd and IIIrd Place, Psychiatry Inter-medical school quiz competition

Editorial and Academic Positions

Editorial Positions

2023-present, Reviewer, Pediatric Drugs
2022-present, Editor, Gastro Hep Advances
2022-present, Reviewer, Alimentary Pharmacology and Therapeutics
2019-present, Reviewer, BMC Pediatrics
2018-present, Reviewer, American College of Gastroenterology Case Reports Journal
2018-present, Reviewer, Journal of Pediatric Gastroenterology and Nutrition

Leadership and Memberships

Memberships in Professional Organizations

2017-present, American Gastroenterology Association
2017-present, American College of Gastroenterolog
- 2022-present, Pediatric Gastroenterology Committee
2016-present, North American Society of Pediatric Gastroenterology, Hepatology and Nutrition
 - 2020-present, Neurogastroenterology and Motility Committee
2016-present, American Neurogastroenterology and Motility Society
2013-present, American Academy of Pediatrics