Medicare Part D coverage · gabapentin · RxCUI 602407
gabapentin 400 MG Oral Tablet [Gabarone]
Per the CMS 2026 Part D formulary file, gabapentin 400 MG Oral Tablet [Gabarone] is covered by 121 Medicare Part D plans (2.4% of enrollable products), averaging Tier 3.3, with prior authorization required on 0% of covering formularies.
- 2.4%
- Plan coverage
- 121
- Plans covering
- T3.3
- Avg tier
- 0%
- Prior auth required
What the CMS Formulary Data Shows for gabapentin 400 MG Oral Tablet [Gabarone]
Per the CMS 2026 Part D formulary file, gabapentin 400 MG Oral Tablet [Gabarone] (RxNorm concept RXCUI 602407, generic name gabapentin) appears on 6 distinct formulary files spanning 121 Medicare Part D plan offerings - 2.4% of enrollable Part D products, selective placement; verify formulary inclusion before enrolling. Tier placement ranges from Tier 1 to Tier 5, with a cross-plan average of Tier 3.3.
Real-world access to gabapentin 400 MG Oral Tablet [Gabarone] depends on utilization management as much as tier placement: 0% of covering formularies require prior authorization. 0% require step therapy. 0% apply quantity limits.
Historical spending context from the CMS Medicare Part D Drug Spending Dashboard shows 7,553,448 Part D beneficiaries filled gabapentin 400 MG Oral Tablet [Gabarone] in 2023, with total plan-and-beneficiary spending of $655,915,670 and an average per-beneficiary annual cost of $86.84. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry gabapentin 400 MG Oral Tablet [Gabarone] today.
Coverage Details
- Formularies covering
- 6
- Plans covering
- 121
- Coverage rate
- 2.4%
- Tier range
- Tier 1 – Tier 5
- Average tier
- Tier 3, Preferred Brand
Restrictions
- Prior authorization required
- 0% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 0% of formularies
2023 Medicare Spending
- Beneficiaries
- 7,553,448
- Total spending
- $655,915,670
- Avg per beneficiary
- $86.84
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering gabapentin 400 MG Oral Tablet [Gabarone]
100 Medicare Advantage plans with Part D drug coverage include this drug.
Show the next 30 plans
Showing top 50 of 100 plans.
Frequently Asked Questions
Is gabapentin 400 MG Oral Tablet [Gabarone] covered by Medicare Part D?
Yes, gabapentin 400 MG Oral Tablet [Gabarone] is covered by 121 Medicare Part D plans (2.4% of all Part D formularies).
What tier is gabapentin 400 MG Oral Tablet [Gabarone] on Medicare Part D plans?
gabapentin 400 MG Oral Tablet [Gabarone] averages Tier 3.3 across Part D plans, ranging from Tier 1 to Tier 5.
Does gabapentin 400 MG Oral Tablet [Gabarone] require prior authorization?
0% of Part D formularies require prior authorization for gabapentin 400 MG Oral Tablet [Gabarone]. Step therapy: 0%. Quantity limits: 0%.
How much does Medicare spend on gabapentin 400 MG Oral Tablet [Gabarone]?
In 2023, total Medicare Part D spending on gabapentin 400 MG Oral Tablet [Gabarone] was $655,915,670, covering 7,553,448 beneficiaries. The average spend per beneficiary was $86.84.
Read our methodology - how this data is sourced, computed, and verified.
Nationwide similar Part D drugs
Data-derived peers across the CMS Part D formulary extract: nearest average tier placement and nearest prior-authorization rate. Not therapeutic alternatives or same-generic strengths.