Verify accuracy of services charges across providers

Postgres SQL, as run

select provider_name as provider_name,
       billing_account_id,
       billing_account_name,
       billing_currency,
       service_name,
       sum(billed_cost) as total_billed_cost
from focus.cost_and_usage
where billing_period_start >= $1::timestamptz
  and billing_period_end < $2::timestamptz
group by 1, 2, 3, 4, 5
order by total_billed_cost desc nulls last, provider_name, billing_account_id, service_name
limit 500

Parameters: $1 = billing_period_start, $2 = billing_period_end

Original FOCUS SQL

SELECT
  ProviderName,
  BillingAccountId,
  BillingAccountName,
  BillingCurrency,
  ServiceName,
  SUM(BilledCost) AS TotalBilledCost
FROM focus_data_table
WHERE BillingPeriodStart >= ? AND BillingPeriodEnd < ?
GROUP BY
  ProviderName,
  BillingAccountName,
  BillingAccountId,
  BillingCurrency,
  ServiceName