CPT code 33512: Coronary bypass, three venous grafts2026 Medicare rate & RVUs in South Dakota

Reports coronary artery bypass using three venous grafts, typically for coronary artery disease when the operative record documents three vein grafts.

CMS RVU26DEffective Oct 1, 2026One payment locality605 Medicare services in 2024

In South Dakota, Medicare pays $2,024.92 for 33512 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$2,024.92Hospital or facility

Check a contract rate as a % of Medicare · 33512 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 33512 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in South Dakota
  2. What 33512 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 33512 covers

A cardiothoracic surgeon uses venous conduits, commonly harvested from the leg, to route blood around obstructed coronary arteries. This service is generally performed in a hospital operating room as surgical treatment for coronary artery disease. The code represents a bypass configuration using three venous grafts; it is not selected simply because three coronary arteries have disease.

Choose the code from the graft details in the operative report. When arterial and venous grafts are combined, use the combination CABG coding family rather than this venous-only code. The major-surgery global period includes the day-before preoperative visit and 90 days of related postoperative care. For multiple procedures in one session, the highest-valued procedure is paid in full and others at 50%. Modifier 50 is inappropriate. An assistant at surgery may be paid; co-surgeons and team surgery are 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.

How South Dakota compares for 33512

Across 109 of 109 payment localities, the facility rate for 33512 runs from $1,995.15 in Wisconsin to $2,847.43 in Alaska. South Dakota pays $2,024.92. The RVUs are the same everywhere; the geographic indexes change the dollars.

33512 in South Dakota vs other payment areas
  1. South Dakota · this page$2,024.92
  2. Los Angeles, CA · California$2,285.75+$260.83
  3. Washington, DC area · District of Columbia$2,459.76+$434.84
  4. Miami, FL · Florida$2,814.95+$790.03
  5. Chicago, IL · Illinois$2,725.67+$700.75
  6. Manhattan, NY · New York$2,632.69+$607.77
  7. Alaska · Alaska$2,847.43+$822.51

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

Every other payment area

33512 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$2,046.41
ArkansasArkansas—$2,020.89
ArizonaArizona—$2,192.92
Bakersfield, CACalifornia—$2,193.62
Chico, CACalifornia—$2,165.11
El Centro, CACalifornia—$2,166.86
Fresno, CACalifornia—$2,165.11
Hanford, CACalifornia—$2,165.11

33512 rates by state

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

Explore a state

Local rates. Clear comparisons.

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

View every state and territory as a table
33512 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 33512 in every payment locality

How the 33512 rate is calculated

Each of 33512’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 · 33512

RVUs × geographic indexes × conversion factor

Office or facility?

Work42.88

42.88 RVUs× 1.000 GPCI

Practice expense14.21

14.21 RVUs× 1.000 GPCI

Malpractice10.52

10.52 RVUs× 1.000 GPCI

Adjusted RVUs

67.6100

Conversion factor

$33.4009

Medicare rate

$2,258.23

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

The exact South Dakota inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

3,985

Code
33512
Physician work
42.88
Practice expense
14.21
Malpractice
10.52

GPCI2026.csv

94

Locality
South Dakota
Physician work
1.000
Practice expense
1.000
Malpractice
0.336
Facility calculation for 33512 in South Dakota
ComponentRVULocality factorAdjusted
Physician work42.88× 1.00042.8800
Practice expense14.21× 1.00014.2100
Malpractice10.52× 0.3363.5347
Total RVUs60.6247
Conversion factor× 33.4009

Facility rate, South Dakota$2024.92

Facility: (42.88 × 1 + 14.21 × 1 + 10.52 × 0.336) × $33.4009 = $2024.92

Open 33512 in the RVU calculator

Payment rules and modifiers for 33512

33512 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 33512

Coronary bypass, three venous grafts

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)0Not permitted.
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 · 33512

Coronary bypass, three venous grafts

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

33512 without 51 · national facility

$2,258.23

Coronary bypass, three venous grafts

33512-51 · Second procedure: 50%

$1,129.12

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

How 33512 has changed in South Dakota

33512 · 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$2,024.92RVU26D
2026-07-01Not available in this setting$2,024.92RVU26C
2026-04-01Not available in this setting$2,024.92RVU26B
2026-01-01Not available in this setting$2,024.92RVU26A
2025-10-01Not available in this setting$2,099.63RVU25D
2025-07-01Not available in this setting$2,099.63RVU25C
2025-04-01Not available in this setting$2,099.63RVU25B
2025-01-01Not available in this setting$2,099.63RVU25A
2024-10-01Not available in this setting$2,150.96RVU24D
2024-07-01Not available in this setting$2,150.96RVU24C
2024-04-01Not available in this setting$2,150.96RVU24B
2024-03-09Not available in this setting$2,150.96RVU24AR
2024-01-01Not available in this setting$2,115.86RVU24A
2023-10-01Not available in this setting$2,184.16RVU23D
2023-07-01Not available in this setting$2,184.16RVU23C
2023-04-01Not available in this setting$2,184.16RVU23B
2023-01-01Not available in this setting$2,184.16RVU23A
2022-10-01Not available in this setting$2,226.03RVU22D
2022-07-01Not available in this setting$2,226.03RVU22C
2022-04-01Not available in this setting$2,226.03RVU22B
2022-01-01Not available in this setting$2,226.03RVU22A
2021-10-01Not available in this setting$2,239.45RVU21D
2021-07-01Not available in this setting$2,239.45RVU21C
2021-04-01Not available in this setting$2,239.45RVU21B
2021-01-01Not available in this setting$2,239.45RVU21A
2020-10-01Not available in this setting$2,301.26RVU20D
2020-07-01Not available in this setting$2,301.26RVU20C
2020-04-01Not available in this setting$2,301.26RVU20B
2020-01-01Not available in this setting$2,301.26RVU20A
2019-10-01Not available in this setting$2,301.68RVU19D
2019-07-01Not available in this setting$2,301.68RVU19C
2019-04-01Not available in this setting$2,301.68RVU19B
2019-01-01Not available in this setting$2,301.68RVU19A
2018-10-01Not available in this setting$2,297.99RVU18D
2018-07-01Not available in this setting$2,297.99RVU18C
2018-04-01Not available in this setting$2,297.99RVU18B
2018-01-01Not available in this setting$2,297.99RVU18AR1
2017-10-01Not available in this setting$2,299.27RVU17D
2017-07-01Not available in this setting$2,299.27RVU17C
2017-04-01Not available in this setting$2,299.27RVU17B
2017-01-01Not available in this setting$2,299.27RVU17A
2016-10-01Not available in this setting$2,300.43RVU16D
2016-07-01Not available in this setting$2,300.43RVU16C
2016-04-01Not available in this setting$2,300.43RVU16B
2016-01-01Not available in this setting$2,300.43RVU16A
2015-10-01Not available in this setting$2,308.80RVU15D
2015-07-01Not available in this setting$2,308.80RVU15C
2015-04-01Not available in this setting$2,297.31RVU15B
2015-01-01Not available in this setting$2,297.31RVU15A
2014-10-01Not available in this setting$2,314.45RVU14D
2014-07-01Not available in this setting$2,314.45RVU14C
2014-04-01Not available in this setting$2,314.45RVU14B
2014-01-01Not available in this setting$2,314.45RVU14A
2013-10-01Not available in this setting$2,269.31RVU13D
2013-07-01Not available in this setting$2,269.31RVU13C
2013-04-01Not available in this setting$2,269.31RVU13B
2013-01-01Not available in this setting$2,269.31RVU13AR

Price 33512 for an earlier date of service

Where the South Dakota rate applies

South Dakota is a Medicare payment area, not a city. Our Census mapping connects it to 485 cities and communities in South Dakota. Some span more than one payment area; confirm with the service ZIP.

  • Aberdeen
  • Agar
  • Agency Village
  • Akaska
  • Albee
  • Alcester
  • Alexandria
  • Allen

Browse all communities in South Dakota

33512 billing questions

How is this code distinguished from the two- or four-graft codes?

Use the operative report to establish the number of venous grafts. This code represents three; 33511 represents two and 33513 represents four.

Does three-vessel coronary disease automatically support this code?

No. Code selection follows the venous graft configuration documented for the operation, not the number of diseased coronary vessels.

What if arterial and venous grafts are both used?

Use the CABG combination family for a procedure that includes both arterial and venous grafts, rather than reporting this venous-only code for the combined configuration.

Can modifier 50 be appended?

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

How does the global period affect related postoperative care?

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

Can an assistant or co-surgeon be reported?

An assistant at surgery may be paid. CMS does not permit co-surgeons or team surgery for this code.

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 33512PPRRVU2026_Oct_nonQPP.csv, line 3,985 (RVU26D)
Geographic factors for South DakotaGPCI2026.csv, line 94 (RVU26D)

Open CMS sourceHow we calculate rates

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