NCCI Code Pairs — G0420
Complete listing of CMS National Correct Coding Initiative (NCCI) Procedure-to-Procedure (PTP) edits involving HCPCS/CPT code G0420.
24 Total Edits
24 as Column 1
← View HCPCS G0420 Detail Page
Column 1 Pairs G0420 is the primary code
When G0420 is reported as the Column 1 (comprehensive) code, the paired Column 2 code is bundled and generally not separately payable.
Medicare Facility (Hospital Outpatient) — 3 pairs
| Paired Code |
Mod
Modifier Indicator: 0 = not allowed, 1 = modifier may permit separate reporting, 9 = N/A
|
Rationale | Effective | End Date |
|---|---|---|---|---|
| 99452 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2024-10-01 | 2199-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2020-10-01 | 2199-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2010-07-01 | 2019-12-31 |
Medicare Practitioner — 9 pairs
| Paired Code |
Mod
Modifier Indicator: 0 = not allowed, 1 = modifier may permit separate reporting, 9 = N/A
|
Rationale | Effective | End Date |
|---|---|---|---|---|
| 99452 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2024-10-01 | 2199-12-31 |
| 36592 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2020-10-01 | 2199-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2020-10-01 | 2199-12-31 |
| 96523 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2020-10-01 | 2199-12-31 |
| 36591 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2020-10-01 | 2199-12-31 |
| 96523 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2019-04-01 | 2019-12-31 |
| 36592 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2015-10-01 | 2019-12-31 |
| 36591 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2015-10-01 | 2019-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2010-07-01 | 2019-12-31 |
Medicaid Facility — 3 pairs
| Paired Code |
Mod
Modifier Indicator: 0 = not allowed, 1 = modifier may permit separate reporting, 9 = N/A
|
Rationale | Effective | End Date |
|---|---|---|---|---|
| 99452 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2024-10-01 | 2199-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2020-10-01 | 2199-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2010-10-01 | 2019-12-31 |
Medicaid Practitioner — 9 pairs
| Paired Code |
Mod
Modifier Indicator: 0 = not allowed, 1 = modifier may permit separate reporting, 9 = N/A
|
Rationale | Effective | End Date |
|---|---|---|---|---|
| 99452 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2024-10-01 | 2199-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2020-10-01 | 2199-12-31 |
| 36591 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2020-10-01 | 2199-12-31 |
| 96523 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2020-10-01 | 2199-12-31 |
| 36592 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2020-10-01 | 2199-12-31 |
| 96523 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2019-04-01 | 2019-12-31 |
| 36592 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2015-10-01 | 2019-12-31 |
| 36591 · CCI |
0
Modifier not allowed — codes cannot be reported together under any circumstances
|
CPT Manual or CMS manual coding instruction | 2015-10-01 | 2019-12-31 |
| G0421 · CCI |
1
Modifier allowed — a NCCI-associated modifier may permit separate reporting
|
Misuse of Column Two code with Column One code | 2010-10-01 | 2019-12-31 |
Automate NCCI edit checking
Bedrock Billing validates CCI code pairs, modifier requirements, and bundling logic automatically.
Try Bedrock Billing for Free