... 1999 and 2000 264.2. Pharmacy Use Among 4 5- to 64-Year-Olds in TRICARE and Private- Sector Plans 274.3. Average Pharmacy Spending and Use per Member, per Year,1999 284.4. Average Pharmacy Costs ... in the fixed two-tier plans, comparedwith 4–6 percent in the new three-tier plans. xvi Pharmacy Use and Costs in Employer-Provided Health Plans • Beneficiary expenditures grew more rapidly in ... were from Ingenix Inc., a unit of UnitedHealth Group that provides cost-2 Pharmacy Use and Costs in Employer-Provided Health Plans management and benefit consulting services to employers, health plans, ...