Underwriting Questions Asked: Applications, MIB, Prescription Checks, and Look-Back Periods

Medical underwriting is a records review with a questionnaire attached. Applicants often imagine an insurer deciding from the exam alone. In practice the decision rests on several sources cross-checked against each other: your application answers, prescription history, industry database records, driving records, and, when required, an attending physician statement and a paramedical exam. This guide explains what is actually asked and checked, including look-back periods, so there are fewer surprises. It predicts nothing about any reader outcome, because outcomes belong to each insurer underwriting department.

The application health questions

Expect direct questions about diagnoses, treatments, hospitalizations, surgeries, and medications, often with dates. Cardiovascular events, diabetes, cancer, stroke, respiratory disease, liver and kidney conditions, and mental health treatment history are standard areas. Questions also cover tobacco and nicotine use, alcohol and substance history, driving violations, hazardous hobbies, occupation, and foreign travel or residence plans. Each question usually has a look-back frame: ever, in the last ten years, in the last five years, or in the last two years, depending on the condition. Answer the question as framed, with dates. An old event inside a long window is disclosed and then weighed. The same event discovered later, undisclosed, is a different and worse problem.

MIB records

The MIB, formerly the Medical Information Bureau, is an industry database insurers use, with your authorization, to exchange coded information about prior applications and reportable health conditions. It is not a medical record and it does not contain your doctor notes. It helps insurers spot material inconsistencies between applications. You may request your MIB file and dispute errors, just as you would with other consumer reporting. An MIB note does not decide your application. It prompts the insurer to ask for the underlying facts.

Prescription history checks

With your consent, insurers review prescription database reports showing medications filled, dates, dosages, and prescribing clinicians over a look-back period, commonly several years. Underwriters use these reports to confirm application answers and to notice conditions that medication patterns suggest. A filled prescription is data, not a verdict: medication can be preventive, short term, or prescribed for more than one condition. Expect follow-up questions when a prescription implies a diagnosis the application did not mention. Accuracy on the application, including medications you no longer take, prevents most of these detours.

Attending physician statements

For larger amounts, older ages, or disclosed history, the insurer may request an attending physician statement: a summary from your doctor records covering diagnoses, treatment, and follow-up. This is frequently the slowest part of underwriting, because it waits on a medical office. It is also the part your preparation can most improve. Consistent care, completed follow-ups, and recent readings for controlled conditions give the underwriter a current picture instead of an old worst moment. Our guide to health classes explained shows how those facts translate into pricing bands.

The paramedical exam, when required

Fully underwritten applications often include a paramedical visit: height, weight, blood pressure, pulse, blood and urine samples, and sometimes an electrocardiogram at older ages or higher amounts. Our comparison of exam vs no-exam policies explains when an exam is required and what skipping it trades away. The exam is a snapshot. Underwriters weigh it beside years of records, which is why one anxious reading rarely decides an application and why treatment history matters.

Look-back periods, honestly framed

Insurers care about recency because risk fades unevenly. A cardiac event last year and the same event a decade ago with clean follow-up since are not the same file. Cancer history is commonly weighed by type, stage, treatment completion, and years in remission. Tobacco questions commonly ask about the last 12 months and longer for better classes. Driving records are typically reviewed over three to five years. No universal table exists, because each insurer files its own guidelines. Anyone who quotes you a guaranteed outcome from a date alone is guessing. What is fair to say: time since an event, documented stability, and completed treatment are the facts underwriters reward, and waiting to apply does not improve a file the way documented control does.

How to prepare without gaming anything

• List diagnoses, dates, treating clinicians, and current medications before you apply.
• Answer tobacco and nicotine questions exactly, including vaping and occasional use. Our smoker vs non-smoker pricing guide explains why this answer moves price more than most.
• Complete recommended follow-ups and keep recent readings for controlled conditions.
• Request your MIB file if you have prior applications and correct errors.
• Never omit a condition because it feels minor. Material misrepresentation inside the contestability period can void the protection entirely, which our beneficiaries and contestability guide covers from the claim side.

Education only. This site does not sell insurance and does not provide quotes. No page here predicts a health class, an approval, or a price for any reader.

Timelines and what to expect after you apply

A fully underwritten application commonly takes several weeks, and most of that time is records waiting, not decision making: the physician statement, laboratory processing, and database reports arrive on their own schedules. During that window the insurer may issue follow-up questions generated by a prescription line, an MIB code, or a gap between the application and a record. Treat follow-ups as requests for facts, not as verdicts. Respond with dates, clinician names, and completed follow-up evidence. Interim or conditional coverage may be available under the application receipt terms, which vary, so ask what protection, if any, exists while underwriting runs. If an application is postponed, it usually means the insurer wants a period of documented stability after a recent event or treatment change. A postponement is not a permanent refusal, and the letter will state what would need to change. Keep that letter. It is the most useful underwriting document you own when you apply again.

Related reading

• Health classes explained: preferred, standard, and what moves you between them
• Exam vs no-exam policies: what you gain and what you give up
• Smoker vs non-smoker pricing: why the gap is so large