Patient presents with gestational diabetes mellitus (GDM), diagnosed at [gestational age] weeks based on abnormal glucose tolerance testing.  Risk factors for gestational diabetes include advanced maternal age, family history of type 2 diabetes, previous history of GDM, obesity, and polycystic ovary syndrome (PCOS).  The patient's one-hour 50g glucose challenge test result was [result] mgdL, followed by a confirmatory three-hour 100g oral glucose tolerance test (OGTT) with results of [fasting value] mgdL, [one-hour value] mgdL, [two-hour value] mgdL, and [three-hour value] mgdL.  The patient's current blood glucose levels are being managed with [diet controlled, oral medication metformin, insulin therapy specify type and dosage].  Patient education provided on gestational diabetes management, including self-monitoring of blood glucose, carbohydrate counting, and the importance of regular prenatal care.  Dietary counseling provided, emphasizing a balanced meal plan with appropriate carbohydrate distribution.  Potential complications of gestational diabetes, including macrosomia, preeclampsia, and neonatal hypoglycemia, were discussed.  Follow-up scheduled for [date time] to reassess blood glucose control and fetal well-being.  ICD-10 code O24.41X, GDM complicating pregnancy, childbirth, and the puerperium, is assigned.  Medical nutrition therapy (MNT) and diabetes self-management education (DSME) recommended and referral made.  Emphasis placed on optimizing glycemic control to minimize risks to both mother and fetus.