MMC Benefits Handbook
Filing a Claim
Take a copy of your personalized claim form to your next veterinarian visit, have your veterinarian provide your pet's diagnosis and then complete the claim form and submit it along with supporting receipts and invoices to Nationwide at:
Nationwide Claims Department
PO Box 2344
Brea, CA 92822-2344
(714) 989-5600 (No cover sheet necessary)
Nationwide Pet Account Access Page at
To obtain a claim form, visit
How long do I have to submit a claim?
You have 180 days from date of service to submit a claim and receive reimbursement.
Marsh McLennan does not administer this plan. Nationwide's decisions are final and binding.