CPT 37188
Global 000 ActiveVen mechnl thrmbc repeat tx
CPT 37188 Billing & Documentation Guide
CPT code 37188 (Ven mechnl thrmbc repeat tx) is classified under Surgery (Respiratory/Cardiovascular) with a global period indicator of 000. The 2026 Medicare Physician Fee Schedule assigns a work RVU of 5.32, a non-facility practice expense RVU of 34.86, and a malpractice RVU of 1.06, a total non-facility RVU of 41.24 and facility RVU of 7.5. With the current conversion factor of $33.4009, the national average non-facility reimbursement is approximately $1426.79, though rates vary from $1196.11 to $1895.22 based on MAC locality and Geographic Practice Cost Indices (GPCIs).
When billing 37188, 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 37188 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 37188 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 37188
| Component | Non-Facility | Facility |
|---|---|---|
| Work RVU | 5.32 | 5.32 |
| Practice Expense RVU | 34.86 | 1.12 |
| Malpractice RVU | 1.06 | 1.06 |
| Total RVU | 41.24 | 7.5 |
| Conversion Factor | $33.4009 | |
2026 Medicare Reimbursement by State, CPT 37188
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 | $1581.01 | $247.53 | $1475.82 - $1895.22 | 29 |
| Florida | $1414.85 | $284.15 | $1344.03 - $1479.33 | 3 |
| Georgia | $1331.12 | $256.01 | $1258.5 - $1403.73 | 2 |
| Illinois | $1371.04 | $282.12 | $1296.09 - $1437.47 | 4 |
| Michigan | $1320.86 | $262.66 | $1280.72 - $1360.99 | 2 |
| North Carolina | $1286.66 | $235.22 | $1286.66 - $1286.66 | 1 |
| New York | $1533.21 | $275.99 | $1308.72 - $1639.23 | 5 |
| Ohio | $1276.44 | $247.54 | $1276.44 - $1276.44 | 1 |
| Pennsylvania | $1357.63 | $253.78 | $1280.03 - $1435.22 | 2 |
| Texas | $1357.86 | $248.39 | $1270.15 - $1441.3 | 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 37188
Procedure-to-procedure (PTP) edits. If you bill any of these codes with 37188 on the same date of service, review the modifier indicator and payer policy before submission.
| Partner Code | Relationship | Modifier Allowed | Rationale |
|---|---|---|---|
| 01930 | Column 1 (primary), can be billed with modifier | No | Anesthesia service included in surgical procedure |
| 01931 | Column 1 (primary), can be billed with modifier | No | Anesthesia service included in surgical procedure |
| 01932 | Column 1 (primary), can be billed with modifier | No | Anesthesia service included in surgical procedure |
| 01933 | 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 |
Frequently Asked Questions, CPT 37188
What does CPT code 37188 mean? +
CPT code 37188 represents: Ven mechnl thrmbc repeat tx. It's in the Surgery (Respiratory/Cardiovascular) category with a global period of 000.
What is the Medicare reimbursement for CPT 37188? +
The 2026 Medicare national average non-facility payment for CPT 37188 is $1426.79. Rates range from $1196.11 to $1895.22 across 53 states depending on MAC locality and GPCIs.
What modifiers can I use with CPT 37188? +
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 37188? +
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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