In brief: Mostly water... Urine is 95% water. The remaining constituents, in order of decreasing concentration are: urea, chloride, sodium, potassium, creatinine, & other dissolved ions, inorganic and organic compounds. The kidneys make the urine, first by filtering the blood, then by adding waste products and extracting essential compounds. In brief: Mostly water... Urine is 95% water. The remaining constituents, in order of decreasing concentration are: urea, chloride, sodium, potassium, creatinine, & other dissolved ions, inorganic and organic compounds.
Aetna Medicare Advantage Plans. Aetna Medicare is a Medicare Advantage organization with a Medicare contract. A Medicare approved Part D sponsor. Plans are offered by Aetna Health Inc., Aetna Health of California Inc. and/or Aetna Life Insurance Company (Aetna).
If you filed an out-of-network claim, please contact our Customer Care Center at 1-877-9-SEE-AETNA (1-877-973-3238) to inquire about the status of a claim. Have your Aetna member ID available for faster service. Q. Do I need my ID card in order to use my benefit or discount? A. No, you do not need your ID card in order to use your vision plan.