Contact Us

General Inquiries

Billing, Payment, Shipping Addresses, and Other Questions

For questions regarding sample collection, submission of tests, and other issues, please first review our Instructions for Sample Submission. Please allow 3-4 weeks before initiating phone contact regarding your results.

Alternatively, you can send an email to

In the email please state:

  • Test Requested
  • Call Name of Animal
  • Owner/Vet or Clinic/Submitter's Name
  • Submission ID from Submission Sheet
  • Package tracking number
  • Approximate mailing date

We aim to respond to all emails within one business day.

General Inquiries

Laboratory Directory

If you need more information or if your question was not answered, please direct your call based on your need:

PennGen Contacts by Test
Tests Mailing Address Phone
Metabolic Screening, Fanconi Syndrome, and Methylmalonic Aciduria Testing
Room 4018
3900 Delancey Street
Philadelphia, PA 19104
  • 215-573-7545
DNA Testing
Room 4022
3900 Delancey Street
Philadelphia, PA 19104
  • 215-898-5703