How is primary dysmenorrhea coded in ICD-10?

Primary dysmenorrhea is coded as N94.4 in ICD-10, used when menstrual pain occurs without an underlying condition.

What is the ICD-10 code for secondary dysmenorrhea?

Secondary dysmenorrhea is coded as N94.5, used when menstrual pain is due to an underlying condition like endometriosis.

ICD-10 Coding for Menstrual Pain(N94.4, N80.0, N94.5)

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Learn about ICD-10 coding for menstrual pain, including primary and secondary dysmenorrhea, with detailed documentation requirements and coding tips.

Also known as:

DysmenorrheaMenstrual Cramps

Related ICD-10 Code Ranges

Complete code families applicable to Menstrual Pain

N00-N99Primary Range

Diseases of the genitourinary system

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
N94.4	Primary dysmenorrhea	Use when menstrual pain occurs without any underlying condition.	Normal pelvic exam No structural abnormalities on imaging
N94.5	Secondary dysmenorrhea	Use when menstrual pain is due to an underlying condition.	Biopsy or laparoscopy reports confirming endometriosis fibroids or PID
R10.2	Pelvic and perineal pain	Use for pelvic pain not related to the menstrual cycle.	Pain diaries showing non-cyclic pattern

Primary ICD-10-CM Codes

Primary dysmenorrhea

N94.4Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Secondary dysmenorrheaN94.5

Primary dysmenorrheaN94.4

Other specified conditions associated with female genital organs and menstrual cycleN94.89

Use for cycle-associated symptoms.

Documentation & Coding Risks

Avoid these common issues when documenting Menstrual Pain.

Failing to specify primary vs. secondary dysmenorrhea

Impact

Clinical: Inaccurate diagnosis and treatment planning., Regulatory: Non-compliance with coding standards., Financial: Potential for claim denials.

Mitigation

Always confirm and document the presence or absence of underlying conditions., Use specific codes based on clinical findings.

Using unspecified codes like N94.6 when specific codes are available

Impact

Reimbursement: May lead to claim denials or reduced reimbursement., Compliance: Non-compliance with coding specificity requirements., Data Quality: Decreases accuracy of clinical data.

Mitigation

Use N94.4 or N94.5 based on the presence of an underlying condition.

Specificity in coding

Impact

Risk of audits due to use of unspecified codes.

Mitigation

Use specific codes and document underlying conditions clearly.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with N94.4.

Primary Code

N94.4

Primary dysmenorrhea

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ICD-10 codes7

Coding risks3

FAQs2

ICD-10 Coding for Menstrual Pain(N94.4, N80.0, N94.5)

Documentation & Coding Risks

Frequently Asked Questions

How is primary dysmenorrhea coded in ICD-10?

What is the ICD-10 code for secondary dysmenorrhea?

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