VA Nexus Letter & DBQ FAQs

Answers about medical documentation, evaluations, and case reviews.

  • A nexus opinion explains whether a medical condition is related to military service or was caused or aggravated by a service-connected disability. It includes medical reasoning based on the available evidence.

  • Yes. We accept referrals from attorneys and Veteran Service Organizations supporting veterans nationwide. Use our secure referral form to provide a brief case summary and the medical questions involved.

  • No. Some medical opinions can be completed through record review. A consultation or examination may be needed depending on the condition, documentation requirements, and available evidence.

  • No. Medical conclusions depend on the evidence, and VA makes the claim decision. We review each case for suitability and do not promise a favorable opinion or claim outcome.

  • Submit our secure case evaluation form with a brief summary of your VA case. We review the information to discuss suitability, records needed, and next steps.

  • Evaluations and opinions are completed by a Physician. Veterans Helping Veterans M.D. is a veteran-owned practice serving veterans nationwide.

  • We address direct and secondary service connection; aggravation by service or a service-connected disability; toxic exposure / TERA; presumptive-condition and Gulf War medical questions; increased ratings and functional impact; TDIU / employability; survivor / DIC and cause of death; Aid and Attendance, housebound status, and SMC; retrospective medical questions; and competency / ability to manage VA benefits. We also provide DBQs and independent medical reviews, including clarification or rebuttal of prior opinions. VA tort claims are not offered.

  • Relevant service and medical records, VA decisions and examinations, prior opinions, diagnostic testing, and the veteran’s medical history. We may request additional records or an evaluation when needed.

  • A nexus letter addresses the medical relationship between a condition and service or another service-connected disability. A DBQ records clinical findings such as diagnosis, symptoms, severity, and functional limitations. A case may need one or both.