Skip to main content
Global Menu
  • Urgent Care Scheduling & ER Wait Times
  • Patient Portal
  • Pay a Bill
  • Careers
  • Donate
Phoenix Children's Hospital Phoenix Children's Hospital
Main Navigation (Top)
Schedule an Appointment Find a Doctor Find a Location Find a Specialty
Search Phoenix Children's
Popular Links
Urgent Care Scheduling & ER Wait Times Patient Portal Pay a Bill Find a Doctor Locations Specialties & Conditions For Healthcare Professionals Careers
Main Navigation (Top)
Schedule an Appointment Find a Doctor Find a Location Find a Specialty
Hamburger Main
Patient & Visitor Information
Visitor Protocol
Planning Your Visit
Planning Your Stay
After Your Visit
Imaging & Radiology
Patient & Family Services
Support Programs
Educational Resources
Specialties & Conditions
Specialties
Services
Conditions
Pediatric Primary Care
Phoenix Children's Pediatrics
Primary & Complex Care
Phoenix Children's Care Network (PCCN)
Articles and FAQs
News
Blog
Patient Stories
FAQs
Research
Programs & Services
Research Areas of Focus
News & Innovation
Find a Research Study
For Healthcare Professionals
Patient Referrals
Continuing Medical Education (CME)
Medical Education
Medical Staff
Phoenix Children's Care Network (PCCN)
About Us
Awards & Recognition
Careers
Contact
Events - Healthcare Professionals
Healthcare Outreach
History of Phoenix Children's
Leadership Team
Newsroom - Media Guidelines
Phoenix Children’s Hospital Foundation
Ways to Help
Main Navigation (Bottom)
Patient Family Healthcare Professional Career Seeker
Urgent Care Scheduling & ER Wait Times Patient Portal Pay a Bill Request Medical Records Refer a Patient Donate Careers
  1. Home
  2. Specialties & Conditions
  3. Genetics & Metabolism

Meet Your Team

Division Chief

Derek E. Neilson, MD
Derek E. Neilson, MD
Specialties
  • Genetics & Metabolism

Physicians

Theresa A. Grebe, MD
Theresa A. Grebe, MD
Medical Director, 22q Clinic
Specialties
  • Genetics & Metabolism
Shagun Kaur, MD
Shagun Kaur, MD
Specialties
  • Genetics & Metabolism
Jasmine L. Knoll, MD
Jasmine L. Knoll, MD
Specialties
  • Genetics & Metabolism
Rachel C. Lombardo, MD
Rachel C. Lombardo, MD
Specialties
  • Genetics & Metabolism

Advanced Practice Providers

Julie C. Moreau, FNP
Julie C. Moreau, FNP
Specialties
  • Genetics & Metabolism
Gena R. Wilson, RN, CPNP
Gena R. Wilson, RN, CPNP
Specialties
  • Genetics & Metabolism

Dietitians

Melanie S. Colville, RD
Melanie S. Colville, RD
Specialties
  • Genetics & Metabolism
Alyssa L. Jeffers, RD
Alyssa L. Jeffers, RD
Specialties
  • Genetics & Metabolism
Phoenix Children's Hospital
Footer
  • Contact Us
  • Scheduling: 602-933-5437
  • Phone Directory
  • About Us
Footer Right
  • Careers
  • Bright Futures Blog
  • Price Transparency
  • Phoenix Children’s Foundation
©2025 

Phoenix Children's. All Rights Reserved. | Our Policies

US News & World Report Best Children's Hospital
Picture of a cactus with sun and clouds