Medicare Part D coverage · dibasic potassium phosphate · RxCUI 800812
dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P]
Per the CMS 2026 Part D formulary file, dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] is covered by 3,506 Medicare Part D plans (69.4% of enrollable products), averaging Tier 3.4, with prior authorization required on 1.9% of covering formularies.
- 69.4%
- Plan coverage
- 3,506
- Plans covering
- T3.4
- Avg tier
- 1.9%
- Prior auth required
What the CMS Formulary Data Shows for dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P]
Per the CMS 2026 Part D formulary file, dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] (RxNorm concept RXCUI 800812, generic name dibasic potassium phosphate) appears on 158 distinct formulary files spanning 3,506 Medicare Part D plan offerings - 69.4% of enrollable Part D products, mid-range placement; shopping across contracts changes access. Tier placement ranges from Tier 1 to Tier 6, with a cross-plan average of Tier 3.4.
Real-world access to dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] depends on utilization management as much as tier placement: 1.9% of covering formularies require prior authorization. 0% require step therapy. 0% apply quantity limits.
Medicare Part D spending dashboard figures are not published for this drug. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] today.
Coverage Details
- Formularies covering
- 158
- Plans covering
- 3,506
- Coverage rate
- 69.4%
- Tier range
- Tier 1 – Tier 6
- Average tier
- Tier 3, Preferred Brand
Restrictions
- Prior authorization required
- 1.9% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 0% of formularies
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P]
100 Medicare Advantage plans with Part D drug coverage include this drug.
| Plan | Insurer | Tier | PA | Premium | States |
|---|---|---|---|---|---|
| Sentara Community Complete Select (HMO D-SNP) | Sentara Health Plans | T1 | No | $0 | VA |
| Sentara Community Complete (HMO D-SNP) | Sentara Health Plans | T1 | No | $0 | VA |
| Florida Complete Care-Duals VIP (HMO-POS D-SNP) | Hpmp OF Florida, Inc. | T1 | No | $0 | FL |
| ElderServe MAP (HMO D-SNP) | Elderserve Health, Inc. | T1 | No | $0 | NY |
| Cooperative Advantage (HMO D-SNP) | Group Health Cooperative OF EAU Claire | T1 | No | $0 | WI |
| Longevity Health Plan (PPO I-SNP) | Longevity Health Plan OF NEW Jersey Insurance Comp | T1 | No | $0 | NJ |
| Mercy Care Advantage (HMO D-SNP) | Mercy Care | T1 | No | $0 | AZ |
| Mercy Care Advantage (HMO D-SNP) | Mercy Care | T1 | No | $0 | AZ |
| Mercy Care Advantage (HMO D-SNP) | Mercy Care | T1 | No | $0 | AZ |
| Elderplan Plus Long-Term Care (HMO-POS D-SNP) | Elderplan, Inc. | T1 | No | $0 | NY |
| Health Choice Pathway (HMO D-SNP) | Health Choice Arizona, Inc. | T1 | No | $0 | AZ |
| Healthfirst CompleteCare (HMO D-SNP) | Healthfirst Health Plan, Inc. | T1 | No | $0 | NY |
| IMCare Classic (HMO D-SNP) | Itasca Medical Care | T1 | No | $0 | MN |
| Johns Hopkins Advantage MD D-SNP (HMO D-SNP) | Hopkins Health Advantage, Inc. | T1 | No | $0 | MD |
| MetroPlus UltraCare (HMO D-SNP) | Metroplus Health Plan, Inc. | T1 | No | $0 | NY |
| Upper Peninsula Health Plan MI Coordinated Health (HMO D-SNP) | Upper Peninsula Health Plan, LLC | T1 | No | $0 | MI |
| CareSource Dual Advantage (HMO D-SNP) | Caresource Georgia Co. | T1 | No | $0 | GA |
| Senior Whole Health SCO (HMO D-SNP) | Senior Whole Health, LLC | T1 | No | $0 | MA |
| Senior Whole Health SCO NHC (HMO D-SNP) | Senior Whole Health, LLC | T1 | No | $0 | MA |
| Molina One Care (HMO D-SNP) | Senior Whole Health, LLC | T1 | No | $0 | MA |
Show the next 30 plans
| HAP CareSource MI Coordinated Health (HMO D-SNP) | HAP Caresource | T1 | No | $0 | MI |
| NaviCare (HMO D-SNP) | Fallon Community Health Plan | T1 | No | $0 | MA |
| SeniorCare Complete (HMO D-SNP) | South Country Health Alliance | T1 | No | $0 | MN |
| AbilityCare (HMO D-SNP) | South Country Health Alliance | T1 | No | $0 | MN |
| Alameda Alliance Wellness (HMO D-SNP) | Alameda Alliance FOR Health | T1 | No | $0 | CA |
| CCA One Care (HMO D-SNP) | Commonwealth Care Alliance, Inc. | T1 | No | $0 | MA |
| CCA Senior Care Options (HMO D-SNP) | Commonwealth Care Alliance, Inc. | T1 | No | $0 | MA |
| Community Care's Partnership Program (HMO D-SNP) | Community Care Health Plan, Inc. | T1 | No | $0 | WI |
| Mass General Brigham SCO (HMO D-SNP) | Mass General Brigham Health Plan, Inc | T1 | No | $0 | MA |
| Mass General Brigham One Care (HMO D-SNP) | Mass General Brigham Health Plan, Inc | T1 | No | $0 | MA |
| Florida Complete Care (HMO I-SNP) | Hpmp OF Florida, Inc. | T1 | No | $4.80 | FL |
| Florida Complete Care- In The Community (HMO-POS I-SNP) | Hpmp OF Florida, Inc. | T1 | No | $4.80 | FL |
| Longevity Health Plan (HMO I-SNP) | Longevity Health Plan OF Florida, Inc. | T1 | No | $4.80 | FL |
| Gold Dialysis & Kidney Complete (HMO-POS C-SNP) | Gold Kidney OF Florida Inc | T1 | No | $4.80 | FL |
| Longevity Health Plan (HMO I-SNP) | Longevity Health Plan OF Michigan, Inc. | T1 | No | $8.80 | MI |
| Longevity Health Plan (HMO I-SNP) | Longevity Health Plan OF Illinois, Inc. | T1 | No | $15.20 | IL |
| Gold Dialysis & Kidney Complete (HMO-POS C-SNP) | Gold Kidney OF Arizona | T1 | No | $17.00 | AZ |
| WellSense Added Value (HMO) | Boston Medical Center Health Plan, Inc. | T1 | No | $21.70 | NH |
| Elderplan For Medicaid Beneficiaries (HMO-POS D-SNP) | Elderplan, Inc. | T1 | No | $22.70 | NY |
| VIVA Medicare Extra Value (HMO D-SNP) | Viva Health, Inc. | T1 | No | $27.70 | AL |
| VIVA Medicare Extra Care (HMO D-SNP) | Viva Health, Inc. | T1 | No | $27.70 | AL |
| Longevity Health Plan (HMO I-SNP) | Longevity Health Plan OF Colorado, Inc. | T1 | No | $35.20 | CO |
| Longevity Health Plan (HMO I-SNP) | Longevity Health Plan OF North Carolina, Inc. | T1 | No | $36.20 | NC |
| Longevity Health Plan (PPO I-SNP) | Longevity Health Plan OF NEW Jersey Insurance Comp | T1 | No | $40.00 | NJ |
| Elderplan Advantage For Nursing Home Residents (HMO-POS I-SNP) | Elderplan, Inc. | T1 | No | $44.80 | NY |
| ElderServe Star (HMO I-SNP) | Elderserve Health, Inc. | T1 | No | $58.80 | NY |
| Longevity Health Plan (HMO I-SNP) | Longevity Health Plan OF NEW York, Inc. | T1 | No | $58.80 | NY |
| MetroPlus Platinum Plan (HMO) | Metroplus Health Plan, Inc. | T1 | No | $58.80 | NY |
| Freedom VIP Care (HMO C-SNP) | Freedom Health, Inc. | T2 | No | $0 | FL |
| Freedom VIP Savings (HMO C-SNP) | Freedom Health, Inc. | T2 | No | $0 | FL |
Showing top 50 of 100 plans.
Frequently Asked Questions
Is dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] covered by Medicare Part D?
Yes, dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] is covered by 3,506 Medicare Part D plans (69.4% of all Part D formularies).
What tier is dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] on Medicare Part D plans?
dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] averages Tier 3.4 across Part D plans, ranging from Tier 1 to Tier 6.
Does dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P] require prior authorization?
1.9% of Part D formularies require prior authorization for dibasic potassium phosphate 0.26 MG/ML / glucose 50 MG/ML / magnesium chloride 0.00373 MEQ/ML / potassium chloride 0.00174 MEQ/ML / sodium acetate 0.039 MEQ/ML Injectable Solution [Isolyte P]. Step therapy: 0%. Quantity limits: 0%.
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.
Closest average formulary tier
- cetirizine 2.4 MG/ML Ophthalmic Solution [Zerviate] T3.4
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- leuprolide acetate 22.5 MG Injection T3.4
- mesalamine 500 MG Extended Release Oral Capsule [Pentasa] T3.4
Similar prior-authorization rate
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