642 Hypertension complicating pregnancy, childbirth, and the puerperium (642.00-642.94) ICD-9-CM
The 642.00-642.94 block classified 642 hypertension complicating pregnancy, childbirth, and the puerperium with 45 legacy diagnosis codes. None remain valid for claim submission; each code below links to its reference page with the official ICD-10-CM replacement under the CMS General Equivalence Mappings.
Retired Code Set
ICD-9-CM stopped being valid for U.S. claims with dates of service on or after October 1, 2015, when ICD-10-CM replaced it. Use this index for historical lookups and crosswalking; for current coding, start from the ICD-10-CM codes list or the ICD-9 / ICD-10 converter.
Legacy Codes in the 642.00-642.94 Block 45 codes
None of these codes remain valid for claim submission. Each code page shows its ICD-10-CM replacement under the CMS General Equivalence Mappings.
- 642.00 Essen hyperten preg-unsp
- 642.01 Essen hyperten-delivered
- 642.02 Essen hyperten-del w p/p
- 642.03 Essen hyperten-antepart
- 642.04 Essen hyperten-postpart
- 642.10 Renal hyperten preg-unsp
- 642.11 Renal hyperten pg-deliv
- 642.12 Renal hyperten-del p/p
- 642.13 Renal hyperten-antepart
- 642.14 Renal hyperten-postpart
- 642.20 Old hyperten preg-unspec
- 642.21 Old hyperten NEC-deliver
- 642.22 Old hyperten-deliv w p/p
- 642.23 Old hyperten NEC-antepar
- 642.24 Old hyperten NEC-postpar
- 642.30 Trans hyperten preg-unsp
- 642.31 Trans hyperten-delivered
- 642.32 Trans hyperten-del w p/p
- 642.33 Trans hyperten-antepart
- 642.34 Trans hyperten-postpart
- 642.40 Mild/NOS preeclamp-unsp
- 642.41 Mild/NOS preeclamp-deliv
- 642.42 Mild preeclamp-del w p/p
- 642.43 Mild/NOS preeclamp-antep
- 642.44 Mild/NOS preeclamp-p/p
- 642.50 Severe preeclamp-unspec
- 642.51 Severe preeclamp-deliver
- 642.52 Sev preeclamp-del w p/p
- 642.53 Sev preeclamp-antepartum
- 642.54 Sev preeclamp-postpartum
- 642.60 Eclampsia-unspecified
- 642.61 Eclampsia-delivered
- 642.62 Eclampsia-deliv w p/p
- 642.63 Eclampsia-antepartum
- 642.64 Eclampsia-postpartum
- 642.70 Tox w old hyperten-unsp
- 642.71 Tox w old hyperten-deliv
- 642.72 Tox w old hyp-del w p/p
- 642.73 Tox w old hyper-antepart
- 642.74 Tox w old hyper-postpart
- 642.90 Hyperten preg NOS-unspec
- 642.91 Hypertens NOS-delivered
- 642.92 Hypertens NOS-del w p/p
- 642.93 Hypertens NOS-antepartum
- 642.94 Hypertens NOS-postpartum
Questions About This Page
Are the 642.00-642.94 codes still billable?
No. Every code in this block became invalid for U.S. claims after September 30, 2015. Each code page linked above shows the ICD-10-CM replacement CMS assigned in the General Equivalence Mappings, and the ICD-9 / ICD-10 converter translates any of them directly.
What did the 642.00-642.94 block classify?
The block classified 642 hypertension complicating pregnancy, childbirth, and the puerperium with 45 codes in the final ICD-9-CM release. It sat under Complications of pregnancy, childbirth, and the puerperium (630–679) in the legacy hierarchy.
Related References
Source: final CMS ICD-9-CM release (version date October 1, 2014). Retired from U.S. claims after September 30, 2015.
