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Prescription Cost Calculator: Actual Quote Comparison

Budget actual prescription fill payments and compare two pharmacy quotes by supply days, full-fill costs and fees. Save locally and export assumptions.

Use this result well

Inputs that matter
Patient price per fill, Additional fee per fill, Planned fills in this period, Fixed costs for this period, and 10 more
Output to expect
Estimated period cash cost, Lower modeled cash total
  • Check the units and required inputs before comparing results.
  • Keep the assumptions with a copied result so you can reproduce the calculation later.
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Reference & details

How it works

Budget actual payments

Each entered price is your payment per fill, after any confirmed reduction. Separate fees are added only if absent from that price. Multiply by your planned fill count and add fixed costs once. The monthly average divides by the chosen budget period; it is not a bill.

Total = (patient price + extra fill fee) × fills + fixed costs

Compare the same treatment and horizon

With no starting supply, continuous unchanged use and full fills, round the number of fills upward. A 365-day period with 30-day fills needs 13 modeled purchases, not 12. Show surplus supply without assigning a refund value. This arithmetic does not authorize a refill or establish clinical equivalence.

Full fills = ceil(period days / confirmed days supplied)

A generic price is not a fixed fraction of another quote

FDA explains that approved generics meet standards for sameness and typically cost less through lower development costs and competition. These market observations do not determine an individual patient’s copay or a specific pharmacy quote. Ask the pharmacist about an appropriate substitution.

Source: FDA — Generic Drug Facts

Coverage can change your payment

Medicare describes premiums, deductibles, copayments, coinsurance and coverage stages, and explains that pharmacy networks affect coverage. This worksheet holds entered quotes constant and does not model those benefit changes or decide whether a purchase counts toward a deductible. Confirm with the plan.

Source: Medicare — Drug coverage costs

Updated: September 2026

FAQ

Yes, if both are verified patient-pay quotes for the same prescribed treatment and eligible supply. Enter each quote separately with its own fees. Confirm coupon eligibility, whether insurance can be used, and how each route affects benefit accumulators. A lower price today is not necessarily a lower full-year plan cost.

A drug label does not reveal your price. The old five-times price assumption has been removed. Only actual entered quotes determine this comparison; no medication substitution is recommended.

The model purchases whole fills to cover the same horizon and starts with no supply. Extra days can remain at the end. A lower recurring cost per 30 days can still require more cash because of purchase size or fixed fees.

No. It is the entered recurring fill price plus fee divided by supplied days and multiplied by 30, rounded once to cents. Fixed period costs are excluded from this comparison measure but included in whole-fill cash totals.

No. Plan premiums, deductible and coverage-stage transitions, accumulators, assistance eligibility and installment timing are not modeled. Use confirmed patient-pay quotes and the plan’s current information; split the budget into separate confirmed-price periods when needed.

Use Save prescription budget or Save quote comparison to store a record in this browser. Copy Markdown Report includes inputs and results. Keep quote dates, pharmacies and plan confirmations separately. Old calculator records remain separate; browser storage can be cleared and is not a medical record.

About Prescription Cost Calculator: Actual Quote Comparison

Use dated prices confirmed by your pharmacy. Budget known fills or compare two quotes for the same prescribed treatment. See full-fill cash totals separately from normalized recurring costs.