Adnexal Cyst ICD-10-CM Codes

What ICD-10 Codes are Used for Adnexal Cyst 

The ICD code for adnexal cyst that practitioners often check to be used for coding, billing, and documentation are:

• N83.291: Other ovarian cyst, right side
• N83.292: Other ovarian cyst, left side
• N83.299: Other ovarian cyst, unspecified side

Other possible codes practitioners may want to check that are related to the adnexal cyst diagnosis are the following:

• C56.1: Malignant neoplasm of right ovary
• C56.2: Malignant neoplasm of left ovary
• C56.3: Malignant neoplasm of bilateral ovaries
• C56.9: Malignant neoplasm of unspecified ovary
• C57.4: Malignant neoplasm of uterine adnexa, unspecified
• N85.8: Other specified non-inflammatory disorders of uterus

Which Adnexal Cyst ICD codes are Billable: 

All of the ICD-10 codes for adnexal cysts mentioned above are billable.

Clinical Information

• Adnexal cysts are fluid-filled sacs in the adnexa, which are the fallopian tubes and ovaries. 
• Common causes of adnexal cysts are ovarian cysts, hormones, bleeding during ovulation, cancer, and ectopic pregnancies. 
• Usually, adnexal cysts are symptom-free, but if they do cause symptoms, some common ones are fullness, bloating, pain, bleeding at the site of the mass, difficult and frequent urination, and irregular periods. 
• A pelvic ultrasound and exam is usually done to diagnose adnexal cysts. However, there are circumstances when the practitioner may require the patient to undergo further imaging and lab tests. 
• Treatment, which is mainly surgery, is primarily required in severe cases.

Synonyms Include:

• Benign cyst of ovary
• Complex ovarian cyst
• Cyst of uterine adnexa
• Polycystic mass of uterine adnexa
• Complex cyst of uterine adnexa