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D27.9
ICD-10-CM
Benign Cystic Ovarian Mass

Understand Benign Cystic Ovarian Mass (ICD-10 codes: N83.0-N83.2, D27). This guide covers ovarian cyst diagnosis, benign ovarian neoplasm workup, and clinical documentation best practices for healthcare professionals. Learn about differential diagnosis, medical coding for ovarian cysts, and treatment options. Find information relevant to healthcare providers, medical coders, and clinicians.

Also known as

Ovarian Cyst
Benign Ovarian Neoplasm

Diagnosis Snapshot

Key Facts
  • Definition : Fluid-filled sacs in or on an ovary, usually noncancerous.
  • Clinical Signs : Often asymptomatic. May cause pelvic pain, bloating, irregular periods, or pain during intercourse.
  • Common Settings : Gynecology clinics, primary care offices, emergency rooms for ruptured cysts.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC D27.9 Coding
N83.0-N83.2

Nongenital endometriosis

Endometrial tissue growth outside the uterus, including ovaries.

D27

Benign ovarian neoplasms

Noncancerous growths or tumors in the ovaries.

N83.1

Ovarian endometriosis

Endometrial tissue growth within the ovaries, forming cysts.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the ovarian cyst follicular?

Code Comparison

Related Codes Comparison

When to use each related code

Description
Fluid-filled sacs on the ovary, often asymptomatic.
Non-cancerous ovarian tumors including teratomas and cystadenomas.
Malignant ovarian tumors with potential for spread.

Documentation Best Practices

Documentation Checklist
  • Ovarian cyst size, location, and characteristics documented.
  • Symptoms, such as pelvic pain or bloating, clearly described.
  • Imaging results (e.g., ultrasound, CT) specifying cyst type.
  • Differential diagnosis considerations for ovarian masses noted.
  • Management plan, including observation or surgical intervention, detailed.

Coding and Audit Risks

Common Risks
  • Uncertain Laterality

    Documentation lacks clarity on whether the cyst affects the right, left, or both ovaries, impacting code selection (e.g., N28.1 vs. N28.0).

  • Unspecified Type

    Missing details on the specific cyst type (e.g., follicular, corpus luteum) may prevent accurate coding and affect reimbursement.

  • Ruptured vs. Intact

    Failing to document if the cyst is ruptured or intact can lead to incorrect coding, as specific codes exist for ruptured cysts (e.g., N28.2).

Mitigation Tips

Best Practices
  • ICD-10 N83.2 accurate coding for ovarian cyst
  • Detailed pelvic exam documentation for CDI
  • Monitor cyst size, resolve coding queries
  • Patient education on ovarian cyst management
  • Compliance: document informed consent for procedures

Clinical Decision Support

Checklist
  • Confirm patient age, menstrual history, and symptoms (pelvic pain, bloating).
  • Review ultrasound findings: simple cyst, unilocular, thin walls, no solid components.
  • Check CA-125 levels (if age-appropriate) to assess risk of malignancy.
  • Exclude ectopic pregnancy with beta-hCG test if premenopausal.

Reimbursement and Quality Metrics

Impact Summary
  • Reimbursement impact: Accurate coding (ICD-10 N83.2) ensures appropriate reimbursement for ovarian cyst evaluation and management. Coding errors can lead to claim denials and revenue loss.
  • Quality metrics impact: Proper diagnosis coding impacts quality reporting on benign ovarian mass prevalence, treatment outcomes, and patient safety indicators. Accurate data is crucial for hospital performance benchmarking.
  • Coding accuracy impact: Precise documentation and coding using SNOMED CT and ICD-10-PCS are vital for ovarian cyst data analysis, research, and public health surveillance.
  • Hospital reporting impact: Consistent coding of benign ovarian masses facilitates accurate hospital reporting on gynecological surgical procedures, resource utilization, and complication rates.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Frequently Asked Questions

Common Questions and Answers

Q: What are the key differentiating factors in the diagnostic workup of a simple ovarian cyst vs. a benign cystic ovarian neoplasm requiring surgical intervention?

A: Differentiating a simple ovarian cyst from a benign cystic ovarian neoplasm requiring surgery relies on a combination of clinical presentation, imaging characteristics, and tumor marker evaluation. Simple cysts are typically asymptomatic, anechoic on ultrasound, and resolve spontaneously. However, features like increasing size (>5-7cm), complex morphology (septations, solid components), or persistent symptoms warrant further investigation. Serum CA-125 can be helpful, especially in postmenopausal women, but it's not specific to malignancy. Consider implementing a risk stratification model incorporating these factors to guide management. Explore how RMI risk score calculator aids in decision-making for ovarian cysts.

Q: How can I best manage a premenopausal patient with a suspected benign cystic ovarian mass and persistent pelvic pain despite conservative management?

A: Managing premenopausal patients with persistent pelvic pain despite conservative measures for a suspected benign cystic ovarian mass requires a thorough evaluation to rule out other causes of pain. Consider a detailed history, physical examination, and imaging studies like pelvic ultrasound or MRI to characterize the mass and assess for other pelvic pathologies like endometriosis or pelvic inflammatory disease. If the pain is directly attributable to the ovarian mass (e.g., torsion, rupture), laparoscopic cystectomy may be indicated. For chronic pain associated with a persistent cyst, explore how hormonal contraceptives may impact cyst size and symptom control. Learn more about the role of laparoscopic surgery in managing symptomatic ovarian cysts.

Quick Tips

Practical Coding Tips
  • Code N83.2 for ovarian cyst
  • Rule out malignancy with imaging
  • Document cyst size and characteristics
  • Consider D27 if torsion present
  • Check medical necessity for surgery

Documentation Templates

Patient presents with complaints consistent with possible benign cystic ovarian mass, including pelvic pain, abdominal bloating, and irregular menstrual cycles.  Differential diagnosis includes ovarian cyst, benign ovarian neoplasm, functional ovarian cyst, polycystic ovary syndrome (PCOS), and endometriosis.  Physical examination reveals tenderness on palpation of the adnexa.  Pelvic ultrasound was performed demonstrating a unilocular, thin-walled cystic structure on the right ovary measuring 4 cm in diameter, suggestive of a simple ovarian cyst.  Laboratory tests including complete blood count (CBC), comprehensive metabolic panel (CMP), and CA-125 tumor marker were ordered and resulted within normal limits, further supporting the diagnosis of a benign process.  Patient was counseled on expectant management with repeat ultrasound in 8-12 weeks to assess for resolution.  Diagnosis codes considered include ICD-10 N76.0 (benign cyst of ovary) and N83.20 (ovarian cyst, unspecified, not elsewhere classified).  Medical billing will reflect the evaluation and management (E/M) services provided, along with the diagnostic testing performed.  Patient education regarding ovarian cysts, symptoms, and potential complications was provided, emphasizing the importance of follow-up care.  The patient verbalized understanding of the treatment plan and was advised to return for further evaluation if symptoms worsen or new symptoms develop.