Fibromyalgia VA Disability Rating: Criteria, Evidence & Pay

What is fibromyalgia and how does it affect veterans?

Fibromyalgia is a chronic condition characterized by widespread musculoskeletal pain, fatigue, sleep disturbances, and cognitive difficulties often referred to as “fibro fog.” The condition involves abnormal pain processing in the central nervous system, causing the body to amplify pain signals. Patients experience pain in muscles, ligaments, and tendons throughout the body, along with tenderness at specific anatomical points.

Fibromyalgia is particularly prevalent among veterans, especially those who served in the Gulf War (Operations Desert Shield/Desert Storm, Iraqi Freedom, Enduring Freedom, and subsequent operations in the Southwest Asia theater). Research has consistently shown that Gulf War veterans experience fibromyalgia at significantly higher rates than the general population, which led the VA to recognize it as a presumptive condition for this group under 38 CFR Section 3.317.

The exact cause of fibromyalgia is not fully understood, but it is associated with physical trauma, psychological stress, infections, and prolonged exposure to environmental hazards — all of which are common in military service. Combat stress, physical injuries, exposure to burn pits and other environmental contaminants, and the overall physiological toll of military service are all recognized contributing factors.

Fibromyalgia affects virtually every aspect of a veteran’s life. The widespread pain makes physical activity difficult. Chronic fatigue limits productivity and endurance. Sleep disturbances compound the fatigue and pain. Cognitive difficulties affect concentration, memory, and decision-making. Many veterans with fibromyalgia also develop depression, anxiety, and other mental health conditions as a result of living with constant pain and functional limitations.

VA diagnostic code for fibromyalgia

Fibromyalgia is rated under Diagnostic Code (DC) 5025 per 38 CFR § 4.71a, Schedule of Ratings — Musculoskeletal System.

DC 5025 defines fibromyalgia as widespread musculoskeletal pain and tender points, with or without associated fatigue, sleep disturbance, stiffness, paresthesias, headache, irritable bowel symptoms, depression, anxiety, or Raynaud’s-like symptoms. The rating criteria focus on whether continuous medication is required, the pattern of symptoms (episodic vs. constant), and whether the condition responds to therapy.

Gulf War presumptive status: For veterans who served in the Southwest Asia theater of operations on or after August 2, 1990, fibromyalgia is a presumptive condition under 38 CFR § 3.317. No nexus letter is required — only a current diagnosis and evidence that symptoms manifested to a compensable degree.

Rating criteria for fibromyalgia (DC 5025)

The maximum schedular rating for fibromyalgia is 40%. The VA rates fibromyalgia at four possible levels:

0% rating

Criteria: Fibromyalgia has been diagnosed and service-connected, but symptoms are controlled without continuous medication and don’t meet the criteria for a 10% rating.

Monthly payment: $0 (but establishes service connection)

What this looks like: You have a documented diagnosis of fibromyalgia, but your symptoms are relatively mild and manageable without daily medication. Flare-ups are infrequent and don’t significantly limit your activities. Service connection is established, protecting you if the condition worsens.

10% rating — $180.42/month

Criteria: Widespread musculoskeletal pain and tender points, with or without associated fatigue, sleep disturbance, stiffness, paresthesias, headache, irritable bowel symptoms, depression, anxiety, or Raynaud’s-like symptoms, that requires continuous medication for control.

What this looks like: Your fibromyalgia symptoms require daily medication to manage. You take prescription medications regularly — pain relievers, anti-depressants used for pain (duloxetine/Cymbalta, pregabalin/Lyrica), muscle relaxants, or sleep aids. Without medication, your symptoms are unmanageable. With medication, you can function, though not at full capacity.

20% rating — $356.66/month

Criteria: Symptoms that are episodic, with exacerbations often precipitated by environmental or emotional stress or by overexertion, but that are present more than one-third of the time.

What this looks like: Your fibromyalgia flares up significantly in response to stress, weather changes, physical exertion, or emotional upset. These flare-ups are not rare events — they happen regularly and your symptoms are present more than a third of the time. During flare-ups, pain intensifies, fatigue deepens, and cognitive function worsens. Between flare-ups, you may still have baseline symptoms. The episodic nature means you have some better days, but bad days dominate more than a third of your life.

40% rating — $795.84/month

Criteria: Symptoms that are constant, or nearly so, and refractory to therapy.

What this looks like: Your fibromyalgia symptoms are present essentially all the time. Pain, fatigue, sleep disturbance, and cognitive difficulties are your daily reality, not episodic events. You’ve tried multiple treatments — medications, physical therapy, exercise programs, alternative therapies — and none have brought your symptoms under adequate control. Your condition is treatment-resistant (refractory to therapy). This is the maximum schedular rating and reflects a severely disabling condition that affects every aspect of daily functioning.

What evidence do you need?

Service records

• Service treatment records documenting musculoskeletal pain complaints, fatigue, or sleep problems during service
• Records of service in the Southwest Asia theater of operations (for Gulf War presumptive claims)
• DD-214 confirming qualifying service dates and locations
• Records of physical profiles, duty limitations, or medical boards related to pain or fatigue
• Documentation of exposures to environmental hazards (burn pits, oil well fires, depleted uranium, pesticides)

Medical evidence

• Current diagnosis of fibromyalgia from a qualified physician (rheumatologist preferred)
• Documentation of tender point examination findings (11 of 18 tender points positive)
• Records of all medications tried and their effectiveness (or lack thereof)
• Treatment records from rheumatology, pain management, and primary care
• Sleep studies if sleep disturbance is a significant symptom
• Documentation of the frequency and severity of flare-ups
• Records showing the condition is refractory to therapy (for the 40% level)

Nexus letter

For non-Gulf War veterans, a medical opinion connecting fibromyalgia to military service. The letter should explain how service-related factors — physical trauma, psychological stress, environmental exposures, or another service-connected condition — caused or triggered the fibromyalgia. For Gulf War veterans, a nexus letter is not required, but having one strengthens your claim and can help prevent denials based on misunderstanding of the presumptive rules.

Buddy statements

Statements from fellow service members who can describe shared environmental exposures, physical demands, or traumatic events. Statements from family members describing the daily impact of fibromyalgia — the widespread pain, fatigue, inability to perform household tasks, cognitive difficulties, mood changes, and how the condition has worsened over time.

Personal statement

A detailed statement describing when symptoms began, how they progressed, what triggers flare-ups, how often flare-ups occur, and how fibromyalgia affects every aspect of your daily life. Be specific: describe your pain locations and intensity, how fatigue limits your day, how cognitive fog affects your work, what treatments you’ve tried, and what activities you’ve given up. If you’re a Gulf War veteran, describe your service in the theater of operations and any environmental exposures.

C&P exam tips for fibromyalgia

What the examiner evaluates

• Tender point examination (pressing 18 specific anatomical sites with approximately 4 kg of force)
• Widespread pain index and symptom severity assessment
• Whether continuous medication is required
• Whether symptoms are episodic or constant
• Response to therapy (does treatment help or is the condition refractory?)
• Associated symptoms: fatigue, sleep disturbance, cognitive dysfunction, stiffness, headaches, IBS symptoms, depression, anxiety
• Functional impact on daily activities and employment

How to prepare

1. Don’t minimize your symptoms. Fibromyalgia is an invisible condition, and many veterans unconsciously downplay their symptoms. Be honest and thorough about your pain levels, fatigue, cognitive issues, and sleep problems.
2. Bring your complete medication list. Document every medication you take and have tried, including those that didn’t work. If you’ve been through multiple medications without adequate relief, this supports the “refractory to therapy” criterion for a 40% rating.
3. Describe your typical day. Walk the examiner through a normal day — when you wake up, how stiff and fatigued you feel, what activities you can and can’t do, how often you need to rest, when pain peaks.
4. Track your flare-ups. Before the exam, note the frequency of flare-ups over the past several months. How many days per month do you have significant flare-ups? What triggers them? How long do they last? This helps establish whether symptoms are present more than a third of the time (20%) or are constant (40%).
5. Report all associated symptoms. Fibromyalgia involves more than pain — fatigue, sleep disturbance, cognitive fog, headaches, IBS symptoms, and mood changes are all part of the condition and factor into the rating determination.
6. Don’t take extra medication before the exam. Arrive in your typical state so the examiner can accurately assess your condition.

Common mistakes

• Minimizing symptoms because fibromyalgia is an “invisible” condition
• Not tracking flare-up frequency and triggers before the exam
• Failing to mention all associated symptoms beyond pain
• Not documenting all treatments tried and their results
• Forgetting to mention Gulf War service and environmental exposures
• Going to the exam on a “good day” without explaining that your condition varies

Common secondary conditions linked to fibromyalgia

Fibromyalgia frequently causes or is associated with other conditions that can be separately rated:

• Depression and anxiety — Chronic pain, fatigue, and functional limitations from fibromyalgia have a profound effect on mental health. Depression and anxiety are extremely common among fibromyalgia patients and can be rated separately under the mental health diagnostic codes (DC 9434, DC 9413).
• Sleep apnea — Fibromyalgia frequently co-occurs with sleep-disordered breathing. The fatigue and sleep disturbance of fibromyalgia may be compounded by obstructive sleep apnea, which can be claimed as secondary.
• Irritable bowel syndrome (IBS) — Gastrointestinal symptoms are recognized as an associated feature of fibromyalgia. IBS can be rated separately under DC 7319 at 0%, 10%, or 30%.
• Migraines — Headaches are a recognized symptom of fibromyalgia, and chronic migraines can be rated separately under DC 8100 at up to 50%.
• Chronic fatigue syndrome — Some veterans with fibromyalgia also meet criteria for chronic fatigue syndrome, though these conditions overlap significantly and separate ratings depend on having distinct symptoms.
• Temporomandibular joint disorder (TMJ) — Jaw pain and dysfunction are common in fibromyalgia patients due to the widespread nature of the musculoskeletal pain. TMJ can be rated separately under DC 9905.

How to calculate your monthly payment

Your total VA disability payment depends on your combined rating across all service-connected conditions. While the maximum fibromyalgia rating is 40%, adding secondary conditions like depression, sleep apnea, IBS, and migraines can substantially increase your combined rating and monthly payment.

Use our VA disability calculator to:

• Calculate your combined rating including fibromyalgia and secondary conditions
• Understand how VA math combines multiple disability ratings
• Estimate your monthly payment including dependents

For the full breakdown of payment amounts at every rating level, see our 2026 VA disability pay rates page.

Disclaimer: This content is for informational purposes only and does not constitute legal or medical advice. For personalized guidance on your VA disability claim, consult a VA-accredited Veterans Service Organization (VSO), attorney, or claims agent. You can find accredited representatives at VA.gov.