CPT 11900
Global 000 ActiveInject skin lesions </w 7
CPT 11900 Billing & Documentation Guide
CPT code 11900 (Inject skin lesions </w 7) is classified under Anesthesia with a global period indicator of 000. The 2026 Medicare Physician Fee Schedule assigns a work RVU of 0.51, a non-facility practice expense RVU of 1.14, and a malpractice RVU of 0.05, a total non-facility RVU of 1.7 and facility RVU of 0.72. With the current conversion factor of $33.4009, the national average non-facility reimbursement is approximately $58.55, though rates vary from $50.6 to $74.71 based on MAC locality and Geographic Practice Cost Indices (GPCIs).
When billing 11900, 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 11900 with related codes; this code has 10 PTP bundling relationships on file (see table below).
Payment Status & Global Period
Active code (paid under MPFS)
Endoscopic or minor procedure with related preoperative and postoperative work performed on the same day
MUE Limit (Medically Unlikely Edits)
Submitting more than 1 units of 11900 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 11900
| Component | Non-Facility | Facility |
|---|---|---|
| Work RVU | 0.51 | 0.51 |
| Practice Expense RVU | 1.14 | 0.16 |
| Malpractice RVU | 0.05 | 0.05 |
| Total RVU | 1.7 | 0.72 |
| Conversion Factor | $33.4009 | |
2026 Medicare Reimbursement by State, CPT 11900
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 | $63.61 | $24.88 | $59.95 - $74.71 | 29 |
| Florida | $58.49 | $25.65 | $55.95 - $60.9 | 3 |
| Georgia | $55.39 | $24.16 | $52.99 - $57.78 | 2 |
| Illinois | $57.08 | $25.45 | $54.41 - $59.25 | 4 |
| Michigan | $55.14 | $24.41 | $53.68 - $56.59 | 2 |
| North Carolina | $53.63 | $23.09 | $53.63 - $53.63 | 1 |
| New York | $62.59 | $26.07 | $54.38 - $66.5 | 5 |
| Ohio | $53.48 | $23.6 | $53.48 - $53.48 | 1 |
| Pennsylvania | $56.27 | $24.21 | $53.57 - $58.97 | 2 |
| Texas | $56.17 | $23.94 | $53.24 - $58.83 | 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 11900
Procedure-to-procedure (PTP) edits. If you bill any of these codes with 11900 on the same date of service, review the modifier indicator and payer policy before submission.
| Partner Code | Relationship | Modifier Allowed | Rationale |
|---|---|---|---|
| 01995 | Column 1 (primary), can be billed with modifier | No | Anesthesia service included in surgical procedure |
| 0213T | Column 1 (primary), can be billed with modifier | No | Misuse of Column Two code with Column One code |
| 0216T | Column 1 (primary), can be billed with modifier | No | Misuse of Column Two code with Column One code |
| 0228T | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 0230T | Column 1 (primary), can be billed with modifier | No | Standards of medical/surgical practice |
| 0596T | Column 1 (primary), can be billed with modifier | Yes | Standards of medical/surgical practice |
| 0597T | Column 1 (primary), can be billed with modifier | Yes | Standards of medical/surgical practice |
| 0903T | Column 1 (primary), can be billed with modifier | Yes | Misuse of Column Two code with Column One code |
| 0904T | Column 1 (primary), can be billed with modifier | Yes | Misuse of Column Two code with Column One code |
| 0905T | Column 1 (primary), can be billed with modifier | Yes | Misuse of Column Two code with Column One code |
Frequently Asked Questions, CPT 11900
What does CPT code 11900 mean? +
CPT code 11900 represents: Inject skin lesions </w 7. It's in the Anesthesia category with a global period of 000.
What is the Medicare reimbursement for CPT 11900? +
The 2026 Medicare national average non-facility payment for CPT 11900 is $58.55. Rates range from $50.6 to $74.71 across 53 states depending on MAC locality and GPCIs.
What modifiers can I use with CPT 11900? +
Surgery codes commonly use modifier 22 (increased procedural services), 50 (bilateral), 51 (multiple procedures), 52 (reduced services), 58/78/79 (staged, unplanned return, unrelated within global), 62 (co-surgeons), 80/82 (assistant surgeon), and 59 or the X{EPSU} subset for distinct procedural service.
What bundling edits apply to CPT 11900? +
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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