Mental Health · Independent Medical Opinion / Nexus Letter

MST-Related PTSD

If you experienced military sexual trauma and never reported it, your claim does not depend on a report that was never filed. The VA's own rules recognize that most MST was never officially reported, and they allow a claim to be supported by marker evidence instead: the traces an experience like this leaves in records and in the memories of people you trusted. Our licensed psychologists and board-certified psychiatrists review those records carefully and privately, conduct evaluations at your pace by secure telehealth, and prepare the opinions your claim needs. You stay in control of what you share, and of every step.

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VA DIAGNOSTIC CODE

DC 9411

PTSD, Including MST-Related
RATING
CRITERIA
100%
Total occupational and social impairment
70%
Deficiencies in most areas: work, school, family relations, judgment, thinking, or mood
50%
Reduced reliability and productivity
30%
Occasional decrease in work efficiency, with intermittent periods of inability to perform tasks
10%
Mild or transient symptoms, decreased efficiency only during periods of significant stress, or symptoms controlled by continuous medication
0%
Diagnosis established, symptoms not severe enough to interfere with functioning or require continuous medication

About MST-Related PTSD VA Claims

About MST-Related PTSD VA Claims

Military sexual trauma (MST) is the VA's term for sexual assault or repeated, threatening sexual harassment experienced during military service. It affects veterans of every gender and every era. Because most veterans are men, a large share of the veterans who disclose MST to the VA are men, and many carried the experience for decades before telling anyone. Whatever your circumstances, the claim rules were written with one reality in mind: most MST was never officially reported, and the absence of a report is not the absence of evidence.

Under 38 CFR 3.304(f)(5), an MST-related Post traumatic Stress Disorder (PTSD) claim can be supported by markers, which are the indirect traces the experience left behind. A medical visit or a test around the time. A sudden drop in performance evaluations. A request for transfer. Substance use that began afterward. A statement from a friend, a family member, a fellow service member, or a chaplain you confided in. These claims also carry something no other stressor type has: the VA may rely on a qualified clinician's interpretation of the marker evidence to help corroborate that the event itself occurred. That means a psychologist's careful reading of your records can matter twice, once for the stressor and once for the nexus to your current diagnosis.

The rating works the same as all PTSD, under Diagnostic Code 9411 and the General Rating Formula. It follows occupational and social impairment rather than the diagnosis, so the documentation of how symptoms affect your work, your relationships, and your daily life carries the rating. Our role is to do that documentation with the care it requires. Evaluations are private, conducted by telehealth, and move at your pace. You choose what is shared, and with whom.

How Marker Evidence Works

Markers fall into three broad groups. A claim rarely needs all of them. It needs the ones that exist, found and explained well.

Records From the Time

MAY ALREADY EXIST

A medical visit, a pregnancy or STD test, a session with a counselor or chaplain, or a call to a crisis line. These records often exist without ever naming the event, and part of the clinician's work is explaining what they indicate when read together.

Changes in Your Service Record

THE RECORD TELLS A STORY

A drop in performance evaluations, a request for transfer, disciplinary changes that came out of nowhere, or substance use that began after a certain point. The VA's rules name these specifically, because a sudden change in a previously strong record is evidence in itself.

People You Told, or Who Noticed

LAY STATEMENT COUNTS

A statement from someone you confided in at the time, or from family and friends who watched you change, is competent evidence the VA must consider. Many veterans are surprised to learn these statements can be written today, about what was seen and heard then.

For the full picture, including the federal case law that lets a clinician's reading of the markers corroborate the event itself, read our guide: MST Markers: What They Are and How a Psychologist Reads Them →

Why MST Claims Are So Often Denied or Underrated

Where Claims Fall Short

1

Nobody gathered the markers.

The evidence usually exists, scattered across service records, old medical files, and the memories of people who were there. Most denied claims were filed without a systematic search for it, and the VA rated the silence.

2

The markers were listed, not interpreted.

A transfer request and a drop in evaluations mean little to a rater as isolated facts. They carry weight when a qualified clinician explains, in writing, why the pattern is consistent with the trauma. That interpretation is exactly what the MST rules allow, and most claims never include it.

3

The impairment was never documented.

Service connection is only half the claim. The rating follows how symptoms affect work and daily life, and files that prove the stressor but stay silent on functioning get rated low. The evaluation has to cover both.

What These Claims Look Like

In Practice

Details in these examples are illustrative and shared with respect.

No Report, but the record told the story

A veteran never reported the assault and assumed that ended any claim. A careful and private record review found a sudden drop in her performance evaluations, a transfer request submitted weeks after the event, and a friend she had confided in who was willing to write a statement. The psychologist's opinion explained why that pattern is consistent with the trauma, and connected it to her current diagnosis. The claim was built on evidence that had existed for twenty year.

MARKER EVIDENCE. FOUND IN REVIEW.

A Male Veteran, 30 years laterA veteran who served in the 1990s had never spoken about what happened, not to his family and not to a doctor. He started with a discovery call, said less than a paragraph's worth, and set the pace from there. The evaluation was conducted by a male psychologist at his request. His service records held two markers he did not know counted, and his claim went forward with him in control of every disclosure.

AT HIS PLACE. HIS CHOICE OF CLINICIAN

Denied in 2009, revisited with the current rules.

A veteran's claim had been denied years ago for lack of a verified stressor, before the marker framework was applied the way it is today. A new record review located marker evidence the original claim never gathered, and a clinician's written interpretation of it served as the new and relevant evidence for a Supplemental Claim. One honest note: benefits granted this way generally date from the new filing, not the original claim, and questions about effective dates belong with an accredited representative.

OLD DENIAL. SUPPLEMENTAL CLAIM

What's Included

A private, structured diagnostic evaluation by a licensed psychologist or board-certified psychiatrist, conducted by secure telehealth, at your pace, with your choice of clinician gender accommodated wherever possible
A systematic marker review of your service records, medical files, and personnel records under the 38 CFR 3.304(f)(5) framework
A written clinical interpretation of the marker evidence, explaining why the pattern is consistent with the reported trauma, the element unique to MST claims
A nexus opinion connecting the stressor to your current diagnosis, with the reasoning written out and supported by literature
Functional impairment documented in the language of the General Rating Formula, across work, social, and daily settings
Guidance on lay statements: who could write one, what it should cover, and how to ask, handled with discretion
Support for previously denied claims, with the review framed as new and relevant evidence for a Supplemental Claim
Specialist Guide

Who Should Write Your MST-Related PTSD Independent Medical Opinion / Nexus Letter?

Match the writer to the medical question for maximum probative weight:

Licensed Psychologists
When the question is the diagnosis, the markers, and severity
1600+
Psychiatrists
When the question is medical causation
1600+

Frequently Asked Questions

About MST-Related PTSD Independent Medical Opinion / Nexus Letters

Yes. The VA's own rules recognize that most military sexual trauma was never officially reported, so these claims do not depend on a report that may not exist. Under 38 CFR 3.304(f)(5), the claim can be supported by evidence called markers, which are the traces an experience like this tends to leave in records and in the memories of people you trusted. A careful and private review often finds support a veteran did not know was there.

Markers fall into three broad groups. Records that may exist from the time, such as a medical visit, a pregnancy or STD test, or a session with a counselor or chaplain. Changes visible in your service record, such as a drop in performance evaluations, a request for transfer, disciplinary changes, or substance use that began after the event. And statements from people you told at the time or who noticed the change in you, including family, friends, fellow service members, and clergy.

No. MST affects veterans of every gender. Because most veterans are men, a large share of the veterans who disclose MST to the VA are men, and many carried it for decades without telling anyone. The claim process, the marker rules, and our evaluation process are the same, and so is the care we take.

Yes, and this is unique to MST claims. For most stressors, a medical opinion can only connect a verified event to the diagnosis. Under the MST rules, the VA may also rely on a qualified clinician's interpretation of the marker evidence to help corroborate that the event occurred. A psychologist's careful reading of the records, explaining why the pattern of markers is consistent with the trauma, can matter twice: once for the stressor and once for the nexus.

You stay in control of what you share and when. The evaluation needs enough to support a diagnosis and connect it to service, and an experienced clinician can do that work without walking you through every detail. Our evaluations move at your pace, and if you prefer to work with a clinician of a particular gender, tell us and we will accommodate wherever possible.

Often yes. Many older denials predate the current marker rules and the VA's improved review practices for these claims, and many failed simply because no one gathered or interpreted the marker evidence. A denial, even one from the legacy system years ago, can be revisited through a Supplemental Claim with new and relevant evidence, and a marker-based record review with a clinician's opinion is frequently exactly that evidence. Be aware that benefits granted this way generally date from the new filing rather than the original claim. An accredited representative can advise on effective-date questions.

The same as all PTSD, under Diagnostic Code 9411 and the General Rating Formula for Mental Disorders, at 0%, 10%, 30%, 50%, 70%, or 100%. The rating follows occupational and social impairment rather than the diagnosis itself, which means the evidence of how symptoms affect work, relationships, and daily life carries the rating.

Yes. For MST-related examinations you can ask the VA for an examiner of the gender you are more comfortable with, and we encourage veterans to make that request in advance. The same choice applies to our own evaluations. Tell us your preference and we will accommodate wherever possible.

Yes. VA provides free care for physical and mental health conditions related to military sexual trauma, and you do not need a disability rating, a granted claim, or even to have reported the event to receive it. Every VA facility has an MST Coordinator who can help you access that care. Treatment and compensation are separate tracks, and pursuing one never requires the other.

Yes. Once service connected, MST-related PTSD works like any service-connected PTSD. It can anchor physical secondary claims such as sleep apnea, GERD and IBS, hypertension, and migraines. Because those claimed conditions are physical, the opinions come from physicians in the matching specialty, and the clinicians here document the PTSD that anchors the chain.

The 70% level describes deficiencies in most areas of life, including work, family relations, judgment, thinking, or mood. It matters beyond the monthly amount, because a single condition rated 70% opens the schedular door to TDIU. What usually separates the two levels is the documentation of how symptoms actually play out at work and at home, over time, from people who see it.

Only mental health clinicians. A licensed psychologist authors most MST-related opinions, including the structured diagnostic evaluation and the marker analysis. A board-certified psychiatrist takes cases that turn on medical questions or a rebuttal of a physician C&P examiner. Both cost the same with us, so there is no reason for us to steer you. The fee includes a structured diagnostic evaluation, not only a record review.

Yes. Your records are handled through secure upload, evaluations are conducted one-on-one by telehealth, and nothing is shared beyond what you direct us to prepare for your claim. You choose what goes to the VA. If you are not ready to file, a consultation commits you to nothing.

Educational information about VA rating criteria and medical evidence. Not legal advice, and not a guarantee of any VA outcome. Rating decisions are made solely by the VA.
Commonly Paired

Veterans Usually Pair MST-Related PTSD With These Conditions

Looking for a DBQ instead? Disability Benefits Questionnaires are handled within our separate DBQ service. This page covers the MST Nexus Letter - PTSD from Military Sexual Trauma, No Report Required Nexus Letter.