CPT code 33517: Combined CABG, one venous graft2026 Medicare rate & RVUs in Delaware

Reports one venous graft used during coronary bypass surgery that also includes arterial grafting, alongside the primary code for the arterial graft count.

CMS RVU26DEffective Oct 1, 2026One payment locality17.8K Medicare services in 2024

In Delaware, Medicare pays $167.71 for 33517 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$167.71Hospital or facility

Check a contract rate as a % of Medicare · 33517 nationwide

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 33517 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Delaware
  2. What 33517 covers
  3. Compared with other areas
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Related codes
  8. Rate history
  9. Where it applies
  10. Billing questions
  11. Sources

What 33517 covers

Code 33517 identifies one venous conduit used during coronary artery bypass surgery that also uses an arterial conduit. A cardiothoracic surgeon creates the bypass grafts in the operating room, commonly using a leg vein for the venous graft and an arterial conduit, such as an internal mammary artery, for another bypass. The arterial graft count is represented by the separate primary CABG code; 33517 captures the single venous graft in the combined operation.

Report 33517 only as an add-on with the applicable arterial CABG code from 33533–33536; it is not a stand-alone code for a venous-only operation. The operative report should establish that a venous graft was used and support the arterial graft count selected for the primary code. CMS places payment for 33517 within the primary procedure's global period. Code 33508 may describe endoscopic vein harvest when performed; harvesting is distinct from the graft count represented here.

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.

How Delaware compares for 33517

Across 109 of 109 payment localities, the facility rate for 33517 runs from $149.24 in Wisconsin to $217.62 in Alaska. Delaware pays $167.71. The RVUs are the same everywhere; the geographic indexes change the dollars.

33517 in Delaware vs other payment areas
  1. Delaware · this page$167.71
  2. Los Angeles, CA · California$169.74+$2.03
  3. Washington, DC area · District of Columbia$184.20+$16.49
  4. Miami, FL · Florida$215.75+$48.04
  5. Chicago, IL · Illinois$208.92+$41.21
  6. Manhattan, NY · New York$198.74+$31.03
  7. Alaska · Alaska$217.62+$49.91

Other areas in Delaware first, then benchmark localities. Bars start at $0.

Every other payment area

33517 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$154.77
ArkansasArkansas—$152.91
ArizonaArizona—$165.42
Bakersfield, CACalifornia—$163.49
Chico, CACalifornia—$161.14
El Centro, CACalifornia—$161.28
Fresno, CACalifornia—$161.14
Hanford, CACalifornia—$161.14

33517 rates by state

Office rate range in each state. Select a state to see its payment localities.

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Local rates. Clear comparisons.

Hover or focus a tile to see its rate range. Select it to open the state’s fee schedule.

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33517 office rate range by state
State / territoryOffice rate rangeLocalities
AKNo published base rate1
ALNo published base rate1
ARNo published base rate1
AZNo published base rate1
CANo published base rate29
CONo published base rate1
CTNo published base rate1
DCNo published base rate1
DENo published base rate1
FLNo published base rate3
GANo published base rate2
GUNo published base rate1
HINo published base rate1
IANo published base rate1
IDNo published base rate1
ILNo published base rate4
INNo published base rate1
KSNo published base rate1
KYNo published base rate1
LANo published base rate2
MANo published base rate2
MDNo published base rate3
MENo published base rate2
MINo published base rate2
MNNo published base rate1
MONo published base rate3
MSNo published base rate1
MTNo published base rate1
NCNo published base rate1
NDNo published base rate1
NENo published base rate1
NHNo published base rate1
NJNo published base rate2
NMNo published base rate1
NVNo published base rate1
NYNo published base rate5
OHNo published base rate1
OKNo published base rate1
ORNo published base rate2
PANo published base rate2
PRNo published base rate1
RINo published base rate1
SCNo published base rate1
SDNo published base rate1
TNNo published base rate1
TXNo published base rate8
UTNo published base rate1
VANo published base rate2
VINo published base rate1
VTNo published base rate1
WANo published base rate2
WINo published base rate1
WVNo published base rate1
WYNo published base rate1

See 33517 in every payment locality

How the 33517 rate is calculated

Each of 33517’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 · 33517

RVUs × geographic indexes × conversion factor

Office or facility?

Work3.52

3.52 RVUs× 1.000 GPCI

Practice expense0.71

0.71 RVUs× 1.000 GPCI

Malpractice0.87

0.87 RVUs× 1.000 GPCI

Adjusted RVUs

5.1000

Conversion factor

$33.4009

Medicare rate

$170.34

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

The exact Delaware inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

3,989

Code
33517
Physician work
3.52
Practice expense
0.71
Malpractice
0.87

GPCI2026.csv

40

Locality
Delaware
Physician work
1.005
Practice expense
0.988
Malpractice
0.899
Facility calculation for 33517 in Delaware
ComponentRVULocality factorAdjusted
Physician work3.52× 1.0053.5376
Practice expense0.71× 0.9880.7015
Malpractice0.87× 0.8990.7821
Total RVUs5.0212
Conversion factor× 33.4009

Facility rate, Delaware$167.71

Facility: (3.52 × 1.005 + 0.71 × 0.988 + 0.87 × 0.899) × $33.4009 = $167.71

Open 33517 in the RVU calculator

Payment rules and modifiers for 33517

The CMS indicators that decide how 33517 is paid alongside other services.

CMS payment indicators · 33517

Combined CABG, one venous graft

RuleCMS valueWhat it means
Global periodZZZAdd-on code: falls within the primary procedure’s global period.
Multiple procedures0No multiple-procedure reduction.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)2Paid.
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.

What modifiers do to the payment

Modifier 80 · payment effect

With and without the modifier

33517 without 80 · national facility

$170.34

Combined CABG, one venous graft

33517-80 · Assistant: 16%

$27.25

A physician assistant at surgery is paid 16% of the surgeon’s fee schedule amount.

When to use modifier 80

How 33517 has changed in Delaware

33517 · Office / nonfacility

Rate unavailable

Effective 2026-10-01

A rate is unavailable in one of these releases, so a change cannot be calculated.

Base rate by release · bars start at $0 · select a bar to compare

One bar per available release, ordered by effective date. Missing rates remain gaps. These comparisons hold the code, setting and locality identifiers constant; they do not isolate which policy or input caused a change.

What changed, release by release
Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01Not available in this setting$167.71RVU26D
2026-07-01Not available in this setting$167.71RVU26C
2026-04-01Not available in this setting$167.71RVU26B
2026-01-01Not available in this setting$167.71RVU26A
2025-10-01Not available in this setting$176.64RVU25D
2025-07-01Not available in this setting$176.64RVU25C
2025-04-01Not available in this setting$176.64RVU25B
2025-01-01Not available in this setting$176.64RVU25A
2024-10-01Not available in this setting$181.75RVU24D
2024-07-01Not available in this setting$181.75RVU24C
2024-04-01Not available in this setting$181.75RVU24B
2024-03-09Not available in this setting$181.75RVU24AR
2024-01-01Not available in this setting$178.79RVU24A
2023-10-01Not available in this setting$184.04RVU23D
2023-07-01Not available in this setting$184.04RVU23C
2023-04-01Not available in this setting$184.04RVU23B
2023-01-01Not available in this setting$184.04RVU23A
2022-10-01Not available in this setting$189.57RVU22D
2022-07-01Not available in this setting$189.57RVU22C
2022-04-01Not available in this setting$189.57RVU22B
2022-01-01Not available in this setting$189.57RVU22A
2021-10-01Not available in this setting$189.88RVU21D
2021-07-01Not available in this setting$189.88RVU21C
2021-04-01Not available in this setting$189.88RVU21B
2021-01-01Not available in this setting$189.88RVU21A
2020-10-01Not available in this setting$198.55RVU20D
2020-07-01Not available in this setting$198.55RVU20C
2020-04-01Not available in this setting$198.55RVU20B
2020-01-01Not available in this setting$198.55RVU20A
2019-10-01Not available in this setting$200.00RVU19D
2019-07-01Not available in this setting$200.00RVU19C
2019-04-01Not available in this setting$200.00RVU19B
2019-01-01Not available in this setting$200.00RVU19A
2018-10-01Not available in this setting$200.55RVU18D
2018-07-01Not available in this setting$200.55RVU18C
2018-04-01Not available in this setting$200.55RVU18B
2018-01-01Not available in this setting$200.55RVU18AR1
2017-10-01Not available in this setting$200.75RVU17D
2017-07-01Not available in this setting$200.75RVU17C
2017-04-01Not available in this setting$200.75RVU17B
2017-01-01Not available in this setting$200.75RVU17A
2016-10-01Not available in this setting$200.62RVU16D
2016-07-01Not available in this setting$200.62RVU16C
2016-04-01Not available in this setting$200.62RVU16B
2016-01-01Not available in this setting$200.62RVU16A
2015-10-01Not available in this setting$201.33RVU15D
2015-07-01Not available in this setting$201.33RVU15C
2015-04-01Not available in this setting$200.33RVU15B
2015-01-01Not available in this setting$200.33RVU15A
2014-10-01Not available in this setting$195.71RVU14D
2014-07-01Not available in this setting$195.71RVU14C
2014-04-01Not available in this setting$195.71RVU14B
2014-01-01Not available in this setting$195.71RVU14A
2013-10-01Not available in this setting$184.81RVU13D
2013-07-01Not available in this setting$184.81RVU13C
2013-04-01Not available in this setting$184.81RVU13B
2013-01-01Not available in this setting$184.81RVU13AR

Price 33517 for an earlier date of service

Where the Delaware rate applies

Delaware is a Medicare payment area, not a city. Our Census mapping connects it to 79 cities and communities in Delaware. Some span more than one payment area; confirm with the service ZIP.

  • Arden
  • Ardencroft
  • Ardentown
  • Bear
  • Bellefonte
  • Bethany Beach
  • Bethel
  • Blades

Browse all communities in Delaware

33517 billing questions

Which primary code is reported with 33517?

Report it with the applicable arterial CABG code from 33533–33536. The primary code represents the arterial graft count, while 33517 represents one venous graft.

Can 33517 be reported for a venous-only bypass?

No. It is for a combined operation that includes venous and arterial grafting. A venous-only CABG is reported from the venous-only code series, such as 33510 for one venous graft.

When is 33518 used instead?

Use 33518 when the combined arterial-and-venous CABG includes two venous grafts. Code 33517 represents one venous graft.

Does 33517 include endoscopic vein harvesting?

No. The code represents the venous graft used in the bypass; 33508 describes endoscopic vein harvest when that service is performed.

What documentation supports 33517?

The operative report should establish use of one venous graft and document the arterial grafting that supports the separately reported primary CABG code.

How does CMS treat payment for 33517?

It is an add-on code reported only with a primary procedure, and CMS places its payment within that procedure's global period.

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 33517PPRRVU2026_Oct_nonQPP.csv, line 3,989 (RVU26D)
Geographic factors for DelawareGPCI2026.csv, line 40 (RVU26D)

Open CMS sourceHow we calculate rates

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