KatjaKKovacicMD

Pediatric Gastroenterology • Milwaukee, WI

Pediatric Feeding and Swallowing Disorders, Pediatric Gastrointestinal Motility Disorders, Pediatric Nutrition

Instructor, Pediatrics, Medical College of Wisconsin

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Office
9000 W Wisconsin Ave
Pediatric Gastroenterology
Milwaukee, WI 53226
Phone+1 414-266-2850

Fax+1 414-266-3676
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Education & Training

Medical College of Wisconsin Affiliated HospitalsFellowship, Pediatric Gastroenterology, 2011 - 2014
Brown UniversityResidency, Pediatrics, 2008 - 2011
Geisel School of Medicine at DartmouthClass of 2008

Certifications & Licensure

WI State Medical License 2011 - 2025
RI State Medical License 2008 - 2011
American Board of Pediatrics Pediatrics
American Board of Pediatrics Pediatric Gastroenterology

Clinical Trials

Auricular Neurostimulation for Cyclic Vomiting Syndrome Start of enrollment: 2018 Jan 31
Completed
Not Applicable
Defining Adolescent Nausea Through Brain Imaging and Neurostimulation Response Start of enrollment: 2018 Apr 23
Completed
Not Applicable
Auricular Vagal Nerve Stimulation for Hypermobile Ehlers-Danlos Syndrome Start of enrollment: 2021 Apr 05
Recruiting
Not Applicable
Roles: Principal Investigator, Contact
GpCRC Pediatric Gastroparesis Registry 2 Start of enrollment: 2024 Apr 28
Not yet recruiting
Roles: Contact
Establishing a Pediatric Reference Range for the 13C-Spirulina Gastric Emptying Breath Test (GEBT) Start of enrollment: 2023 Mar 17
Recruiting
Not Applicable
Roles: Principal Investigator, Contact
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Publications & Presentations

PubMed

A multicenter registry study on percutaneous electrical nerve field stimulation for pediatric disorders of gut-brain interaction.
Ashish Chogle, Khalil El-Chammas, Neha Santucci, Monica Grimm, Lev Dorfman, Kahleb Graham, Daniel R Kelly, Jason E Dranove, Rachel Rosen, Samuel Nurko, Joseph Croffie,...> ;Journal of Pediatric Gastroenterology and Nutrition. 2024 Apr 1
Pharmacogenomic testing for CYP2C19 and CYP2D6 in cyclic vomiting syndrome.
Milan Patel, Omeed Partovi, Katja Karrento, Zhuping Garacchi, Gokulakrishnan Balasubramanian, Thangam Venkatesan> ;Neurogastroenterology and Motility. 2024 Jan 1
3 citations
Impact of auricular percutaneous electrical nerve field stimulation on gut microbiome in adolescents with irritable bowel syndrome: A pilot study.
Geetanjali Bora, Samantha N Atkinson, Amy Pan, Manu Sood, Nita Salzman, Katja Karrento> ;Journal of Digestive Diseases. 2023 May 1
2 citations
Percutaneous Electrical Nerve Field Stimulation for Drug-Refractory Pediatric Cyclic Vomiting Syndrome.
Katja Karrento, Thangam Venkatesan, Liyun Zhang, Louis Pawela, Pippa Simpson, B U K Li> ;Journal of Pediatric Gastroenterology and Nutrition. 2023 Sep 1
1 citations
Effect of inter-swallow interval on striated esophagus peristalsis; a comparative study with smooth muscle esophagus.
Francis Edeani, Patrick Sanvanson, Ling Mei, Dilpesh Agrawal, Mark Kern, Katja Kovacic, Reza Shaker> ;Neurogastroenterology and Motility. 2023 Aug 1
2 citations
Clinical characteristics and long-term outcomes in patients with cyclic vomiting syndrome: A 15-year experience at a tertiary referral center.
Omeed Partovi, Milan Patel, Katja Kovacic, Ana Petrova, Zhuping Garacchi, Thangam Venkatesan> ;Neurogastroenterology and Motility. 2023 Jul 1
2 citations
Natural History of Pediatric Cyclic Vomiting Syndrome: Progression to Dysautonomia.
Andrea Gosalvez-Tejada, B U K Li, Pippa Simpson, Liyun Zhang, Katja Kovacic> ;Journal of Pediatric Gastroenterology and Nutrition. 2023 Jun 1
2 citations
Efficacy of aprepitant as a prophylactic medication in adults with cyclic vomiting syndrome.
Milan Patel, Omeed Partovi, Harrison Mooers, Katja Kovacic, Zhuping Garacchi, Thangam Venkatesan> ;Neurogastroenterology and Motility. 2023 Apr 1
6 citations
Cardiac Vagal Regulation Is Impeded in Children With Cyclic Vomiting Syndrome.
Jacek Kolacz, Katja Kovacic, Linh Dang, B U K Li, Gregory F Lewis, Stephen W Porges> ;The American Journal of Gastroenterology. 2023 Jul 1
2 citations
Percutaneous electrical nerve field stimulation improves comorbidities in children with cyclic vomiting syndrome.
Katja Karrento, Liyun Zhang, William Conley, Zeeshan Qazi, Thangam Venkatesan, Pippa Simpson, B U K Li> ;Frontiers in Pain Research. 2023 Jan 1
4 citations
Cyclic Vomiting Syndrome-Related Hospitalizations Trends, Comorbidities & Health Care Costs in Children: A Population Based Study.
Aravind Thavamani, Krishna Kishore Umapathi, Jasmine Khatana, Sanjay Bhandari, Katja Kovacic, Thangam Venkatesan> ;Children. 2022 Jan 3
3 citations
Development and Assessment of a Low Literacy, Pictographic Cyclic Vomiting Syndrome Action Plan.
Patrick T. Reeves, Katja Kovacic, Philip Rogers, Rinarani M. Sanghavi, David J. Levinthal, Sofia Echelmeyer, B. U. K. Li> ;The Journal of Pediatrics. 2021 Nov 2
13 citations
Cardiac autonomic regulation and joint hypermobility in adolescents with functional abdominal pain disorders
Jacek Kolacz, Katja Kovacic, Gregory F. Lewis, Manu R Sood, Qasim Aziz, Olivia R Roath, Stephen W. Porges> ;Neurogastroenterology and Motility. 2021 May 15
16 citations
Cyclic vomiting syndrome: A narrative review and guide to management
Katja Kovacic, B. U. K. Li> ;Headache. 2021 Feb 1
5 citations
Gastric emptying in healthy children using the Spirulina breath test: The impact of gender, body size, and pubertal development.
Katja Kovacic, Liyun Zhang, Melodee Nugent Liegl, Louis Pawela, Pippa Simpson, Manu R. Sood> ;Neurogastroenterology and Motility. 2021 Jun 1
33 citations
Impaired Vagal Efficiency Predicts Auricular Neurostimulation Response in Adolescent Functional Abdominal Pain Disorders.
Katja Kovacic, Jacek Kolacz, Gregory F. Lewis, Stephen W. Porges> ;The American Journal of Gastroenterology. 2020 Sep 1
33 citations
Efficacy of Auricular Neurostimulation in Adolescents With Irritable Bowel Syndrome in a Randomized, Double-Blind Trial
Amornluck Krasaelap, Manu R. Sood, B. U. K. Li, Rachel Unteutsch, Ke Yan, Melodee Nugent, Pippa Simpson, Katja Kovacic> ;Clinical Gastroenterology and Hepatology. 2020 Aug 1
15 citations
Nutrition Management in Pediatric Gastrointestinal Motility Disorders.
Amornluck Krasaelap, Katja Kovacic, Praveen S. Goday> ;Nutrition in Clinical Practice. 2020 Apr 1
26 citations
Update on pediatric gastroparesis: A review of the published literature and recommendations for future research
Katja Kovacic, Walaa Elfar, John M. Rosen, Desale Yacob, Jennifer Raynor, Shikib Mostamand, Jaya Punati, John E. Fortunato, Miguel Saps> ;Neurogastroenterology and Motility. 2020 Mar 1
18 citations
Nausea exacerbates symptom burden, quality of life, and functioning in adolescents with functional abdominal pain disorders
Katja Kovacic, Prasanna K. Kapavarapu, Manu R. Sood, B. U. K. Li, Melodee Nugent, Pippa Simpson, Adrian Miranda> ;Neurogastroenterology and Motility. 2019 Jul 1
34 citations
Traumatic stress and the autonomic brain-gut connection in development: Polyvagal Theory as an integrative framework for psychosocial and gastrointestinal pathology.
Jacek Kolacz, Katja Kovacic, Stephen W. Porges> ;Developmental Psychobiology. 2019 Apr 5
26 citations
Cyclic Vomiting Syndrome in Children and Adults: What Is New in 2018?
Katja Kovacic, Manu R. Sood, Thangam Venkatesan> ;Current Gastroenterology Reports. 2018 Aug 29
13 citations
Healthcare Utilization and Comorbidities Associated with Anorectal Malformations in the United States.
Karlo Kovacic, Sravan Matta, Katja Kovacic, Casey M. Calkins, Ke Yan, Manu R. Sood> ;The Journal of Pediatrics. 2017 Dec 1
6 citations
Trends of Cholecystectomies for Presumed Biliary Dyskinesia in Children in the United States.
Sravan Matta, Katja Kovacic, Ke Yan, Pippa Simpson, Manu R. Sood> ;Journal of Pediatric Gastroenterology and Nutrition. 2017 Oct 1
76 citations
Neurostimulation for abdominal pain-related functional gastrointestinal disorders in adolescents: a randomised, double-blind, sham-controlled trial
Katja Kovacic, Keri R. Hainsworth, Manu R. Sood, Rachel Unteutsch, Melodee Nugent, Pippa Simpson, Adrian Miranda, Gisela Chelimsky> ;The Lancet. Gastroenterology & Hepatology. 2017 Oct 1
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Journal Articles

Cyclic Vomiting Syndrome in Children and Adults: What Is New in 2018?
Katja Kovacic, Manu Sood, Current Gastroenterology Reports

Press Mentions

Innovations in Pediatric CareJanuary 26th, 2023
Your Guide to the Top Doctors in the Milwaukee AreaJune 1st, 2022
Ear Stimulation Eases IBS Pain in TeensAugust 14th, 2020
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Grant Support

Efficacy of Auricular Neurostimulation for Adolescents with Functional GI DisordersAmerican Neurogastroenterology and Motility SocietyPresent

Hospital Affiliations

Children's WisconsinMilwaukee, Wisconsin