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2. ICD-10 Codes
3. Chapter - O00-O9A
4. Section - O20-O29
5. Category - O22
6. O22.21

O22.21 - Superficial thrombophlebitis in pregnancy, first trimester

• Applicable to Superficial thrombophlebitis in pregnancy, first trimester
• The 2025 edition of ICD10-CM O22.21 became effective on October 1, 2024.
• This is the American ICD10-CM version of O22.21 - other international versions of ICD10 O22.21 may differ.
• O22.21 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.

The following codes above O22.21 contain annotation back-references that may be applicable to O22.21:

• Chapter: O00-O9A - Pregnancy, childbirth and the puerperium
• Section: O20-O29 - Other maternal disorders predominantly related to pregnancy
• Category: O22 - Venous complications and hemorrhoids in pregnancy

Browse other similar CM codes:

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.