Valid for Submission
N90.1 is a billable diagnosis code used to specify a medical diagnosis of moderate vulvar dysplasia. The code N90.1 is valid during the fiscal year 2022 from October 01, 2021 through September 30, 2022 for the submission of HIPAA-covered transactions.
The ICD-10-CM code N90.1 might also be used to specify conditions or terms like benign neoplasm of vulva, vulval intraepithelial neoplasia or vulval intraepithelial neoplasia grade 2.
The code N90.1 is applicable to female patients only. It is clinically and virtually impossible to use this code on a non-female patient.
Tabular List of Diseases and Injuries
The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with coding notes and guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code N90.1:
Inclusion TermsInclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
- Vulvar intraepithelial neoplasia VIN, grade II
Index to Diseases and Injuries
The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code N90.1 are found in the index:
The Medicare Code Editor (MCE) detects and reports errors in the coding of claims data. The following ICD-10 Code Edits are applicable to this code:
The following clinical terms are approximate synonyms or lay terms that might be used to identify the correct diagnosis code:
- Benign neoplasm of vulva
- Vulval intraepithelial neoplasia
- Vulval intraepithelial neoplasia grade 2
Diagnostic Related Groups - MS-DRG Mapping
|MS-DRG||MS-DRG Title||MCD||Relative Weight|
|742||UTERINE AND ADNEXA PROCEDURES FOR NON-MALIGNANCY WITH CC/MCC||13||1.717|
|743||UTERINE AND ADNEXA PROCEDURES FOR NON-MALIGNANCY WITHOUT CC/MCC||13||1.1323|
The relative weight of a diagnostic related group determines the reimbursement rate based on the severity of a patient's illness and the associated cost of care during hospitalization.
Convert N90.1 to ICD-9 Code
Information for Patients
The vulva is the external part of a woman's genitals. Some problems you can have with the vulvar area include
- Vaginitis or vulvovaginitis, swelling or infection of the vulva and vagina
- Skin problems due to allergy
- Vulvar cancer
- Vulvodynia, or vulvar pain
Symptoms may include redness, itching, pain, or cracks in the skin. Treatment depends on the cause.
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