CPT code 33788: Pulmonary artery revision2026 Medicare rate & RVUs in Ohio

Reports operative revision of a pulmonary artery when the vessel itself requires surgical correction, such as during repair of a prior reconstruction or other structural abnormality.

CMS RVU26DEffective Oct 1, 20261 payment locality

CMS doesn’t publish an office rate for 33788 in Ohio.

—Office (non-facility)
$1,412.08Hospital or facility

Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.

We’ll open 33788 for the payment locality that covers the ZIP.

On this page 9 sections
  1. Rate in Ohio
  2. What 33788 covers
  3. By payment locality
  4. How it’s calculated
  5. Payment rules
  6. Similar codes
  7. Related codes
  8. Billing questions
  9. Sources

What 33788 covers

This code represents an operation to revise the pulmonary artery itself. A cardiothoracic surgeon may perform the procedure in a hospital operating room when an existing pulmonary artery repair or reconstruction needs surgical correction, or when another structural abnormality of the vessel requires revision. The operative report should identify the vessel and describe the revision performed; the diagnosis and procedure details should support why pulmonary artery revision, rather than a different congenital heart repair, was necessary.

Report the service for the pulmonary artery revision documented in the operative record. Medicare assigns a 90-day global period, including the day-before preoperative visit and related postoperative care during the following 90 days. When multiple procedures are performed in the same session, the highest-valued procedure is paid in full and other procedures are subject to the standard 50% multiple-procedure reduction. Modifier 50 is inappropriate for this code. Assistant-at-surgery payment may be available; co-surgeon payment requires supporting documentation, and team surgery is not permitted.

This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.

33788 in Ohio

33788 office and facility rates by payment locality
Payment localityOfficeFacility
OhioUnavailable$1,412.08

How the 33788 rate is calculated

Each of 33788’s three RVUs is multiplied by a geographic index (GPCI) for the payment locality, added up, and multiplied by the conversion factor. Drag the indexes or enter a ZIP to see what moves the rate.

How the rate is built · 33788

RVUs × geographic indexes × conversion factor

Work26.73

26.73 RVUs× 1.000 GPCI

Practice expense9.62

9.62 RVUs× 1.000 GPCI

Malpractice6.71

6.71 RVUs× 1.000 GPCI

Adjusted RVUs

43.0600

Conversion factor

$33.4009

Medicare rate

$1,438.24

Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.

Payment rules and modifiers for 33788

33788 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 33788

Pulmonary artery revision

RuleCMS valueWhat it means
Global period090Major surgery: the day before, the day of, and 90 days after are included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)2Paid.
Co-surgeons (62)1Permitted with supporting documentation.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.
Split (54/55/56)0.09/0.84/0.07Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 33788

Pulmonary artery revision

90-day global period ends

Dec 30, 2026

Covers Sep 30, 2026 through Dec 30, 2026 (92 days, including the day before surgery).

Visit on Oct 31, 2026

Day 30 of the 90-day post-op period: related follow-up care is included in the surgical payment.

  • 24Unrelated E/M visit by the same physician
  • 79Unrelated procedure (starts its own global period)
  • 58Staged, more extensive, or therapy procedure that was planned
  • 78Unplanned return to the operating room for a related complication
SurgeryVisit
Sep 23, 2026Jan 10, 2027

Pre-op dayGlobal period

What modifiers do to the payment

Modifier 51 · payment effect

With and without the modifier

33788 without 51 · national facility

$1,438.24

Pulmonary artery revision

33788-51 · Second procedure: 50%

$719.12

When this isn’t the highest-valued procedure in the session, Medicare pays 50% of its fee schedule amount (the highest is paid at 100%).

When to use modifier 51

33788 compared with similar codes

Compare codes · National

4 codes, side by side

  • 33788

    Pulmonary artery revision26.73 wRVU

    Not priced

  • 33736

    Heart chamber revision23.71 wRVU

    Not priced

  • 33778

    Arterial switch repair41.68 wRVU

    Not priced

  • 33786

    Truncus repair40.82 wRVU

    Not priced

How to choose

33736Heart chamber revision
Use 33788 when the pulmonary artery is revised; 33736 concerns revision of a heart chamber.
33778Arterial switch repair
Code 33778 describes a specific repair for transposition of the great arteries that includes aortic and pulmonary artery reconstruction, not an isolated pulmonary artery revision.
33786Truncus repair
Code 33786 is for repair of an arterial trunk. Choose 33788 when the documented operative target is revision of the pulmonary artery.

33788 billing questions

How is this different from a code for revising a heart chamber?

Code 33788 is for revision of the pulmonary artery. A heart chamber revision, such as 33736, involves a different anatomic target; the operative report should make clear which structure was revised.

What documentation supports reporting 33788?

Document the pulmonary artery involved, the structural problem or prior repair being addressed, and the operative work performed to revise it. The record should distinguish this work from a broader congenital heart repair.

Does the 90-day global period include related postoperative care?

Yes. The global period includes the day-before preoperative visit and 90 days of related postoperative care.

Can modifier 50 be reported?

No. The CMS bilateral adjustment does not apply, and modifier 50 is inappropriate for this code.

How are other procedures in the same session treated?

The highest-valued procedure is paid in full, and other procedures are subject to the standard 50% multiple-procedure reduction. Assistant-at-surgery payment may be made; co-surgeons require supporting documentation, and team surgery is not permitted.

Where these rates come from

FeeBase calculates base physician payments from CMS work, practice-expense and malpractice RVUs, adjusted by each locality’s geographic indexes and the conversion factor. Services without a published rate are labeled, never given a made-up amount. Amounts are Medicare allowed amounts before claim adjustments: not a patient’s bill or a commercial rate.

CMS RVU26D · effective Oct 1, 2026 through the day before Jan 1, 2027

Show the CMS file lines behind this rate
RVUs for 33788PPRRVU2026_Oct_nonQPP.csv, line 4,073 (RVU26D)
Geographic factors for OhioGPCI2026.csv, line 85 (RVU26D)

Open CMS sourceHow we calculate rates

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