Patient FAQs

Can I Order Testing Directly from Diagnostic Solutions?

A physician’s order is required to order testing from Diagnostic Solutions Laboratory.
Please contact our customer service team for questions about ordering.

What Should I Know About Filing Claims to Medicare and Medicare Advantage?

We are a Medicare provider and will file with Medicare.
Ordering provider must be an MD, DO, NP or PA.
For Medicare and Medicare Advantage patients, ordering practitioners must be PECOS certified with Part B coverage for Labs. Medicare’s Provider Enrollment, Chain, and Ownership System (PECOS) regulation from the Centers for Medicare and Medicare Services (CMS) requires all practitioners who order testing to be enrolled in PECOS if claims are to be filed.
Medicare Advantage patients without Out of Network benefits would be responsible for the full discounted cash rate.
Medicare Advantage patients are required to pay a deposit at the time of submission

Are You In-Network with Insurance Companies?

We are not contracted with any commercial insurance plans.
We are considered Out-of-Network. However, many plans recognize our specialized testing.
We are a Medicare provider.

What Does <dl Signify on the GI-MAP Report?

< dl indicates "less than detectible limit."

What Are the Sample Collection Requirements?

All our collection kits come with easy-to-follow instructions for the patient.
Please check with your provider for any special instructions.

Additional stool collection instructions

How Much Stool is Required to be Provided for Testing?

It doesn't take much sample collection.

Fill the vial to ABOVE THE FILL LINE indicated on the vial label.

Use the spoon attached to the inside of the vial lid.

Don't overfill. The cap should close without spillover. Failure to add sufficient sample may result in the laboratory not being able to process the sample.

Do I Need to Stop Taking Any of My Medications Before I Collect My GI-MAP Sample?

No. Please continue taking all medications unless otherwise directed by your provider. Please check with your provider as they may have additional instructions on what to do or not to do before taking the sample. They may also have dietary restrictions as well depending on the testing.

Absorbent Material Missing?

The absorbent material is not required, but you can substitute it with a napkin/paper towel.

My collection kit did not include a Test Requisition Form.

Patient should call the ordering clinician for a Test Requisition Form.
Check email as some providers will email requisition forms to patients.

I Spilled Some of the Liquid From the Collection Vial. What Should I Do?

If you only spilled a small amount, you can still use the vial.
If you spilled a large amount or you feel you need a new vial, please contact your clinician, or call Diagnostic Solutions Laboratory for a replacement vial.

I Accidentally Threw Out the Collection Kit Box. Can I Use Different Box?

Yes, use any clean small box suitable for shipping.

I Sealed the Shipping Bag but Forgot to Put the Paperwork in the Kit. Can I Reopen It?

Yes, just tape it closed securely before shipping.

Is the Patient Responsible for Postage?

U.S. and Canada – No, collection kits include a pre-paid 2 business day return label if mailed within the U.S. & Canada.
International – International customers must pay for shipping unless prior contract exists.

Can I Drop Off My Collection Kit at a Local FedEx Office?

Yes, please follow the packing and shipping instructions provided with the collection kit.
Your tracking number can be found on the Return Label. Please keep this tracking number for sample tracking purposes.
The sample can also be dropped off at any FedEx drop box, but please be sure that the Dropbox is collected the same day or next day. We only require that the specimen be received within 10 days after collection.

Can I Ship My Stool Specimen on Friday?

Yes, it is ok to ship stool specimens to us on Friday, but please check your instructions as other samples have to ship Monday through Thursday. The lab receives specimens 5 days a week. We require that the stool specimen be received within 10 days after collection.
Keep sample refrigerated if it is collected over the weekend and ship promptly on Monday.

Lab Mailing Address