CPT 90959
Global XXX ActiveEsrd serv 1 vst p mo 12-19
CPT 90959 Billing & Documentation Guide
CPT code 90959 (Esrd serv 1 vst p mo 12-19) is classified under Dialysis with a global period indicator of XXX. The 2026 Medicare Physician Fee Schedule assigns a work RVU of 6.19, a non-facility practice expense RVU of 3.57, and a malpractice RVU of 0.39, a total non-facility RVU of 10.15 and facility RVU of 10.15. With the current conversion factor of $33.4009, the national average non-facility reimbursement is approximately $346.57, though rates vary from $315.89 to $444.3 based on MAC locality and Geographic Practice Cost Indices (GPCIs).
When billing 90959, ensure documentation supports medical necessity and the specific components required for the code's level of service. For E/M codes, document MDM (medical decision-making) elements: problems addressed, data reviewed, and risk. For procedural codes, document the indication, technique, and any complications. Always verify NCCI edits before bundling 90959 with related codes; this code has 10 PTP bundling relationships on file (see table below).
Payment Status & Global Period
Active code (paid under MPFS)
No global period (E/M and other non-procedural services)
MUE Limit (Medically Unlikely Edits)
Submitting more than 1 units of 90959 for the same patient on the same date triggers automatic line denial unless an appropriate modifier and supporting documentation justify the higher quantity.
RVU Breakdown, CPT 90959
| Component | Non-Facility | Facility |
|---|---|---|
| Work RVU | 6.19 | 6.19 |
| Practice Expense RVU | 3.57 | 3.57 |
| Malpractice RVU | 0.39 | 0.39 |
| Total RVU | 10.15 | 10.15 |
| Conversion Factor | $33.4009 | |
2026 Medicare Reimbursement by State, CPT 90959
State-level averages across all MAC localities. Non-facility rates typically apply to office-based services; facility rates apply to hospital outpatient / inpatient.
| State | Non-Facility | Facility | Range (Non-Fac) | Localities |
|---|---|---|---|---|
| California | $362.32 | $362.32 | $347.94 - $408.42 | 29 |
| Florida | $351.75 | $351.75 | $340.32 - $363.83 | 3 |
| Georgia | $336.41 | $336.41 | $328.64 - $344.17 | 2 |
| Illinois | $347.59 | $347.59 | $335.98 - $357.93 | 4 |
| Michigan | $337.05 | $337.05 | $330.33 - $343.78 | 2 |
| North Carolina | $326.33 | $326.33 | $326.33 - $326.33 | 1 |
| New York | $367.29 | $367.29 | $329.19 - $385.95 | 5 |
| Ohio | $328.75 | $328.75 | $328.75 - $328.75 | 1 |
| Pennsylvania | $339.33 | $339.33 | $328.52 - $350.14 | 2 |
| Texas | $337.38 | $337.38 | $327.36 - $344.86 | 8 |
Source: CMS PFSRVU 2026 · Updated 2026-04-01. Full locality-level detail available for all 53 states, contact us for custom reports.
NCCI Bundling Edits, CPT 90959
Procedure-to-procedure (PTP) edits. If you bill any of these codes with 90959 on the same date of service, review the modifier indicator and payer policy before submission.
| Partner Code | Relationship | Modifier Allowed | Rationale |
|---|---|---|---|
| 0405T | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
| 0405T | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
| 0407U | Column 1 (primary), can be billed with modifier | Yes | Misuse of Column Two code with Column One code |
| 0591T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0591T | Column 1 (primary), can be billed with modifier | 9 | CPT Manual or CMS manual coding instruction |
| 0592T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0592T | Column 1 (primary), can be billed with modifier | 9 | CPT Manual or CMS manual coding instruction |
| 0593T | Column 1 (primary), can be billed with modifier | Yes | CPT Manual or CMS manual coding instruction |
| 0593T | Column 1 (primary), can be billed with modifier | 9 | CPT Manual or CMS manual coding instruction |
| 36591 | Column 1 (primary), can be billed with modifier | No | CPT Manual or CMS manual coding instruction |
Frequently Asked Questions, CPT 90959
What does CPT code 90959 mean? +
CPT code 90959 represents: Esrd serv 1 vst p mo 12-19. It's in the Dialysis category with a global period of XXX.
What is the Medicare reimbursement for CPT 90959? +
The 2026 Medicare national average non-facility payment for CPT 90959 is $346.57. Rates range from $315.89 to $444.3 across 53 states depending on MAC locality and GPCIs.
What modifiers can I use with CPT 90959? +
Medicine section spans a wide range: therapy services use GP/GO/GN (PT/OT/SLP plans of care) and KX (above cap with documentation). Drug administration uses JW (waste) and JZ (no waste). Professional/technical split applies to some diagnostic codes.
What bundling edits apply to CPT 90959? +
This code has 10 NCCI PTP bundling relationships. See the NCCI Bundling section below for full list.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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