We’ve compiled real-life examples of pet insurance claims, categorized by type, to show you what gets approved and what gets denied. You’ll also find key points to check before filing a claim, along with tips on how to handle each type of denial.

| Item | Approved Cases | Denied Cases | Borderline Cases |
|---|---|---|---|
| Representative Case | Acute pancreatitis hospitalization | Heart disease diagnosed before enrollment | Oral scaling |
| Key Reason | Occurred after coverage began | Breach of disclosure obligation | Borderline between treatment and cosmetic |
| Average Approval Rate | About 85% | About 5% or less | About 40–60% |
| Required Documents | Treatment receipt & diagnosis certificate | Re-examination request not allowed | Statement of medical necessity |
Based on 2024 major pet insurance claim statistics (Korea Consumer Agency data).

Cases with a High Likelihood of Denial
Here are three common scenarios that most pet insurance companies typically exclude from coverage. First, any condition or symptom that was already diagnosed before the policy’s effective date. Failing to disclose such pre-existing conditions may result in the contract being canceled. Second, illnesses that occur during the waiting period, which usually lasts 30 to 60 days. Veterinary costs incurred during this time are not covered. Third, procedures performed for cosmetic purposes or routine preventive care. This includes spaying or neutering, basic dental cleanings, and vaccinations, all of which are standard exclusions.

How to Handle a Denied Claim
Don’t give up right away if your claim is denied. First, carefully read the denial notice to understand which policy provision was cited as the reason. If the denial was due to missing documents, you can request a review by submitting additional medical opinions or treatment records. If you disagree with the interpretation of the policy terms, you can file a complaint with the Financial Supervisory Service (1332) or seek dispute resolution through the Korea Consumer Agency. In cases where the denial was based on a violation of the duty to disclose, there are instances where you can successfully challenge the decision by presenting hospital records from before the policy was purchased as evidence.

A veterinarian who majored in veterinary medicine at Khon Kaen University, Thailand, and completed the IVSA program at North Carolina State University in the United States. Drawing on clinical experience at animal hospitals, he works in the pet healthcare field and is dedicated to building a digital care environment that connects pet parents with veterinarians.
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[1] Dr. Alex Gough, The Dog Care Handbook: Things I Wish My Vet Had Told Me, 2023
[2] 금융감독원, 반려동물보험(펫보험) 가입 및 청구 안내, 2024
[3] 한국소비자원, 펫보험 소비자 분쟁조정 사례집, 2023