Gwendolyn Wittenbrook, MA, RD, CSP, LD

NPI 1427432731 · on the registry since 2015

Practice

Address: 12606 Greenville Ave Ste 200
Dallas, TX 75243
Phone: (469) 780-4590
Fax: (972) 437-1988
Organisation at this address: Iari
D.C./L.D. Inc
Therapy Ots, Llc
Nexgen Oncology Pllc
Jivesh Sharma M.D. Pa
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 44

Registry record

Primary taxonomy: Registered Dietitian
133V00000X
Also registered as: Pediatric Nutrition Registered Dietitian
Licence states on file: TX
From the registry's licence fields, which are often incomplete.
Sex: Female
Record last updated: 2025-11-19

Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Texas