OASIS edit -5371: Invalid Skip Pattern / Inconsistent M1311 Values
Edit -5371 is a fatal skip pattern edit in CMS's OASIS-E2 data specifications V3.02.0, effective for records with completion dates on or after 2026-04-01. iQIES reports it as "Invalid Skip Pattern" (-5371a) or "Inconsistent M1311 Values" (-5371b). A fatal edit rejects the record: "Records with fatal errors will be rejected. All fatal errors in a record must be corrected and resubmitted." It checks 2 items: M1311_NBR_PRSULC_STG2_A1, M1311_NBR_ULC_SOCROC_STG2_A2. CMS's action: "Make appropriate corrections to the records and resubmit."
What CMS's data specification says about -5371
CMS's OASIS-E2 Data Submission Specifications V3.02.0 (HTML edit page oe_5371.html, generated 11/05/2025) list edit -5371 with edit type Skip pattern and severity Fatal. The edit text, as CMS publishes it:
(a) If M1311_NBR_PRSULC_STG2_A1=[0], then if M1311_NBR_ULC_SOCROC_STG2_A2 is active, it must be equal to [^]. (b) If M1311_NBR_PRSULC_STG2_A1>0, then if M1311_NBR_ULC_SOCROC_STG2_A2 is active, it must not be equal to [^].
CMS's overview document defines this edit type: "Skip patterns always involve two or more items. The first item in the group is designated the trigger (or gateway) item. The value of the trigger item determines whether the remaining items are answered by the assessor or are skipped."
What the iQIES error message for -5371 says
CMS's OASIS Error Message Reference Guide v2.4 (Excel, posted 2026-02-05 on the QTSO reference manuals page) has 2 current entries for this edit. Each is copied in full, with whitespace normalised:
-5371a
- Error ID
- -5371a
- Severity
- Fatal
- Type
- Skip
- Error message
- Invalid Skip Pattern: If M1311A1 is equal to 0, then M1311A2, if active, must equal blank (^).
- Potential cause
- The values submitted in Current Number of Unhealed PU at Each Stage items M1311A2 (Stage 2 PU present at SOC/ROC) and M1311A1 (Current Stage 2) are not consistent.
- Tips
- IF M1311A1 is 0, THEN M1311A2, if active, must be blank (^).• This is a skip pattern. If M1311A1 is 0, then skip to M1311B1 (Current Stage 3) or the next active item.
- Action
- Make appropriate corrections to the records and resubmit.
- Effective start date
- 2017-01-01
- Effective end date
- 2099-12-31 (CMS uses this date for an open-ended entry)
-5371b
- Error ID
- -5371b
- Severity
- Fatal
- Type
- Skip
- Error message
- Inconsistent M1311 Values: If M1311A1 is greater than 0, then M1311A2, if active, must not be blank (^).
- Potential cause
- The values submitted in Current Number of Unhealed PU at Each Stage items M1311A2 (Stage 2 PU present at SOC/ROC) and M1311A1 (Current Stage 2) are not consistent.
- Tips
- IF M1311A1 is greater than 0, THEN M1311A2, if active, must not be blank (^).
- Action
- Make appropriate corrections to the records and resubmit.
- Effective start date
- 2017-01-01
- Effective end date
- 2099-12-31 (CMS uses this date for an open-ended entry)
Items this edit checks
CMS's Item List for -5371 names 2 items.
Related edits
Other current edits whose CMS Item List shares one or more items with -5371:
| Edit ID | Severity | Type | iQIES label | Items shared |
|---|---|---|---|---|
| -3090 | Fatal | Format | Invalid Value | 2 |
| -3100 | Fatal | Format | Invalid Numeric Format | 2 |
| -5112 | Fatal | Skip pattern | No label in the guide | 2 |
| -5372 | Fatal | Consistency | Inconsistent M1311 Values | 2 |
| -5373 | Fatal | Consistency | Inconsistent M1311 Values | 2 |
| -4182 | Fatal | Consistency | No label in the guide | 1 |
| -5123 | Fatal | Skip pattern | No label in the guide | 1 |
| -5132 | Fatal | Consistency | No label in the guide | 1 |
What happens to the record
CMS's overview, section 6.4, on fatal edits: "Violation of a fatal edit will result in rejection of the submission file." CMS's iQIES error message guide: "Records with fatal errors will be rejected. All fatal errors in a record must be corrected and resubmitted."
Which records this edit applies to
Data specifications version 3.02 has an effective start date of 2026-04-01 and no end date (CMS overview, Table 1). CMS selects the edit set by the record's completion date: "When a submitted record is validated by the iQIES system, its completion date is evaluated and is used to load the appropriate set of edits for the specifications in effect on that date."
Frequently asked questions
Is OASIS edit -5371 fatal or a warning?
Fatal. CMS lists edit -5371 with severity Fatal in the OASIS-E2 data specifications V3.02.0. The CMS overview states: "Violation of a fatal edit will result in rejection of the submission file." The iQIES error guide adds: "Records with fatal errors will be rejected. All fatal errors in a record must be corrected and resubmitted."
Which OASIS items can trigger edit -5371?
CMS's Item List for edit -5371 names 2 items: M1311_NBR_PRSULC_STG2_A1, M1311_NBR_ULC_SOCROC_STG2_A2. The full list with descriptions is in the table above.
How do I fix OASIS edit -5371?
CMS's OASIS Error Message Reference Guide v2.4 gives this action for -5371a: "Make appropriate corrections to the records and resubmit." Its tips: "IF M1311A1 is 0, THEN M1311A2, if active, must be blank (^). • This is a skip pattern. If M1311A1 is 0, then skip to M1311B1 (Current Stage 3) or the next active item." The guide has 2 entries for this edit (-5371a, -5371b); each is quoted above.
Which records does edit -5371 apply to?
Under version 3.02 of the data specifications, records whose completion date, item M0090_INFO_COMPLETED_DT, is on or after 2026-04-01, the effective start date CMS gives that version. Records completed earlier are checked under the version in effect on their completion date (CMS overview, Table 1 and section 3.2); the effective start date on each guide entry above is the date CMS's error guide gives that entry. The CMS overview states: "When a submitted record is validated by the iQIES system, its completion date is evaluated and is used to load the appropriate set of edits for the specifications in effect on that date."
Sources
- CMS, OASIS-E2 Data Submission Specifications V3.02.0 FINAL (zip): HTML edit page
oe_5371.htmland the Unduplicated Edits By ID Report. https://www.cms.gov/files/zip/oasis-e2-data-specs-v3-02-0-final-zip.zip (download page: https://www.cms.gov/medicare/quality/home-health/data-specifications) - CMS, OASIS Data Submission Specifications Overview, Version 3.02.0, October 29, 2025 (in the same zip).
- CMS QTSO, OASIS Error Message Reference Guide v2.4 (Excel), posted 2026-02-05. https://qtso.cms.gov/system/files/qtso/OASIS%20Error%20Message%20Reference%20Guide%20FINAL%202.4.26.xlsx
CMS text on this page is copied from CMS's documents without rewording; whitespace is normalised, and one rendering artifact in CMS's HTML (a double quote standing in for an apostrophe) is corrected to the apostrophe in CMS's PDF report. This page is maintained by Logicly, which is not affiliated with CMS. Checked against the CMS files on 2026-10-16.