Skip to main content
  • Appointments
    • Call 800-777-8442 (toll-free)
    • Submit an online request
  • MyChart
    • Get to know MyChart
  • Pay a Bill or Get an Estimate
  • For Referring Providers
    • Referring provider consult request form
  • Explore UI Health Care
    • Adult Care
    • Pediatric Care
    • Cancer Care
    • Carver College of Medicine
Patient Care and Services
Main Menu
  • Find a Provider
  • Medical Services
    • Same-Day Care Options
    • Primary Care
    • Specialty Care
    • Browse All Services (A->Z)
  • Locations
    • Medical Center Downtown
    • Medical Center North Liberty
    • Medical Center University
    • Browse All Locations (A->Z)
  • Your Visit
    • Your visit to Medical Center University
    • Your visit to Medical Center Downtown
    • Your visit to Medical Center North Liberty
    • Your visit to Holden Comprehensive Cancer Center
More Menu
  • About Us
  • Jobs
    • Nursing Careers
    • Other Career Areas
  • Contact Us
  • News and Stories
    • Share Your Story
  • Health Topics
  • Educational Resources & Support Groups
  • Clinical Trials
  • Medical Records
  • Volunteer
  • Donate
  • Info For... Directory
  • COVID-19
  • Find a Provider
  • Medical Services
    • Same-Day Care Options
    • Primary Care
    • Specialty Care
    • Browse All Services (A->Z)
  • Locations
    • Medical Center Downtown
    • Medical Center North Liberty
    • Medical Center University
    • Browse All Locations (A->Z)
  • Your Visit
    • Your visit to Medical Center University
    • Your visit to Medical Center Downtown
    • Your visit to Medical Center North Liberty
    • Your visit to Holden Comprehensive Cancer Center
  • Appointments
    • Call 800-777-8442 (toll-free)
    • Submit an online request
  • MyChart
    • Get to know MyChart
  • Pay a Bill or Get an Estimate
  • For Referring Providers
    • Referring provider consult request form
  • Explore UI Health Care
    • Adult Care
    • Pediatric Care
    • Cancer Care
    • Carver College of Medicine
  • About Us
  • Jobs
    • Nursing Careers
    • Other Career Areas
  • Contact Us
  • News and Stories
    • Share Your Story
  • Health Topics
  • Educational Resources & Support Groups
  • Clinical Trials
  • Medical Records
  • Volunteer
  • Donate
  • Info For... Directory
  • COVID-19
  • Appointments
  • MyChart
Patient Care and Services
  • Gastroenterology
    • Acute and Chronic Liver Disease
    • Advanced Nutritional Services
    • Anorectal Disorders
    • Bariatrics
    • Celiac Disease
    • Chronic Intestinal Pseudo-Obstruction
    • Colonoscopy
      • Colonoscopy - Medical History Form
    • Endoscopic Ultrasound
    • Fructose Intolerance
    • GI Bleeding
    • GI Reflux Surgery
    • Gastroparesis
    • Heartburn, Reflux, and GERD
    • Hepatology
      • The Iowa Liver Center
Breadcrumb
  1. Home
  2. Medical Services & Conditions
  3. Advanced Nutritional Services
Email Advanced Nutritional Services
Share Advanced Nutritional Services on Facebook
Share Advanced Nutritional Services on Twitter
Share Advanced Nutritional Services on LinkedIn
Print Advanced Nutritional Services

Advanced Nutritional Services

The Digestive Health Center offers a multidisciplinary approach to advanced nutritional services.
Request an Appointment
For all requests:
1-319-356-4901
For all other requests:
1-800-777-8442
  • Refer a Patient
  • Find a Provider

Conditions Treated

  • Dysmotility requiring TPN/enteral support
  • Malnutrition requiring TPN/enteral feeding
  • Short bowel syndrome
  • TPN patients

Testing Options

  • Barium studies, including:
    • Barium swallow
    • SB series
    • UGI series
  • Blood testing
  • Colonoscopy
  • CVAD placement
  • EGD
  • Fecal fat testing
  • PEG/PEJ placement
  • Smart Pill
  • Video capsule endoscopy

Treatment Options

  • Antibiotic TX
  • CVAD type and maintenance
  • Enteral access trial and placement
  • Stricture dilation
  • TPN initiation
Sidebar content
  • Gastroenterology
    • Acute and Chronic Liver Disease
    • Advanced Nutritional Services
    • Anorectal Disorders
    • Bariatrics
    • Celiac Disease
    • Chronic Intestinal Pseudo-Obstruction
    • Colonoscopy
      • Colonoscopy - Medical History Form
    • Endoscopic Ultrasound
    • Fructose Intolerance
    • GI Bleeding
    • GI Reflux Surgery
    • Gastroparesis
    • Heartburn, Reflux, and GERD
    • Hepatology
      • The Iowa Liver Center

Our Care Team

Caryn M. Berkowitz, MD portrait

Caryn M.
Berkowitz
MD

  • Gastroenterology
4.86 out of 5 (210 ratings)
Rami El Abiad, MD portrait

Rami
El Abiad
MD

  • Gastroenterology
4.80 out of 5 (474 ratings)
Mohamad Mokadem, MD portrait

Mohamad
Mokadem
MD

  • Gastroenterology
4.69 out of 5 (227 ratings)
Antonio Sanchez, MD portrait

Antonio
Sanchez
MD

  • Gastroenterology
4.82 out of 5 (724 ratings)
Nanette Brokaw, MSN, ARNP-BC portrait

Nanette
Brokaw
MSN, ARNP-BC

  • Gastroenterology
4.81 out of 5 (186 ratings)

Not sure which Advanced Nutritional Services provider is right for you?

When you call 1-319-356-4901 we'll help you find a provider who meets your needs.
Call 1-319-356-4901

Locations and Offices

Digestive Health (4 JCP)
4501 John W. Colloton Pavilion (JCP)
Elevator F, Level 4
1-319-356-4060
Clinic
Digestive Health Center entrance at UI Hospitals & Clinics
In Medical Center University
200 Hawkins Drive, Iowa City, IA 52242

Educational Resources

Using thickened liquids for safer swallowing
Patient Care and Services
  • Facebook
  • Twitter
  • Youtube
  • Instagram
    • Request an appointment
    • See all locations
    • Find a provider
    • Browse medical services
    1-800-777-8442

    Patients and Visitors

    • Your visit
    • MyChart
    • Contact us
    • Share your story
    • Patient Financial Resources
    • Health topics
    • Educational resources and support groups

    Medical Professionals

    • Resources for referring providers
    • Refer a patient online
    • Request a consult
    • Clinical trials
    • Educational resources
    • UI CareLink

    Employees & Community

    • Join our team
    • About us
    • News and patient stories
    • Employee updates
    • Nondiscrimination Notice
    • HIPAA Notice of Privacy Practice
    • Web Privacy Policy
    • Accessibility
    • Translation services
    • Patient Experience Office
    • Guest and Concierge Services
    • Spiritual Services
    • Volunteer Services
    • Price Transparency
    • Sitemap
    • UI Health Care
    • Carver College of Medicine
    • Holden Comprehensive Cancer Center
    • Medicine Iowa Magazine
    • University of Iowa
    Copyright © 2026

    The University of Iowa. All Rights Reserved.