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ICD-10 Guide
DiagnosesRight Adnexal Cyst

Right Adnexal Cyst

ICD-10 Coding for Right Adnexal Cyst(N83.291, N83.201)

PRIMARY SPECIALTYGynecology
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Right Adnexal Cyst?
Essential facts and insights about Right Adnexal Cyst

Key Clinical Considerations:

  • Pelvic pain or discomfort
  • Abdominal bloating
  • Menstrual irregularities
  • Transvaginal ultrasound showing a cystic structure in the right adnexa
  • MRI findings confirming the presence of a right adnexal cyst
  • Physical examination may reveal tenderness in the right adnexal region

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history including symptoms and duration
  • Results of imaging studies (ultrasound, MRI)
  • Physical examination findings
  • Assessment of cyst size and characteristics
  • Follow-up plan and management strategies

Coding Guidelines

Usage Guidelines & Examples

  • Ensure to differentiate between simple and complex cysts for accurate coding.
  • Common errors include using the wrong laterality or failing to document symptoms.

Code Exclusions

Important Exclusions

  • Malignant ovarian neoplasms
  • Ectopic pregnancy
  • Other adnexal masses

Related ICD-10 Codes

Primary Codes
N83.201
Unspecified right ovarian cyst
N83.209
Unspecified left ovarian cyst
Ancillary Codes
R10.31
Differential Codes
C56.1
N83.291

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Gynecology

Specialty Applications

  • Women of reproductive age presenting with pelvic pain
  • Gynecological clinics and emergency departments

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Document the patient's symptoms, imaging results, and any treatment plans.

Billing considerations?

Ensure correct ICD-10 code is used based on the cyst's characteristics and any associated symptoms.