In addition to the health care record requirements found in WAC 182-502-0020, the medical nutrition therapy provider must maintain the following documentation in the client's file:

(1) Referral from the provider, as described under WAC 182-555-0300;

(2) The medical nutrition therapy provider assessment following the nutrition care process:

(a) Nutrition assessment;

(b) Nutrition diagnosis, including the problem, etiology, signs, and symptoms (PES) statement;

(c) Nutrition intervention;

(d) Nutrition monitoring and evaluation.

(3) Any correspondence with the referring provider;

(4) Information on associated medical conditions; and

(5) Information concerning the medical need.