MedStar St Mary's Hospital
Advanced imaging in Leonardtown. Instalab handles your order, scheduling, results delivery, and physician review.

Available services
Prices include your test, physician order, scheduling, and physician-reviewed results with an action plan.
Pricing & member benefits
- Test price is set by MedStar St Mary's Hospital.
- Instalab concierge fee, $79 to $99 per test, covers the order, scheduling, and physician-reviewed results.
- Instalab+ members pay the test price only; the concierge fee is waived. Membership is $99 a month, billed separately.
- Exact total shown before you pay.
Check for calcified plaque in your heart arteries. A 10-minute CT scan.
$240.33or $161.33 for membersLow-Dose CT Lung Screening (LDCT)
Screen for lung cancer, recommended for current and former smokers.
$725.20or $646.20 for membersSee whether any narrowing in your arteries is affecting blood flow.
$1,834.20or $1,735.20 for members
- We schedule your visitOptions within 1 business day.
- Physician order includedNo referral or doctor visit needed.
- Upfront pricingSee your total before you book.
- Results and an action planPhysician-reviewed, sent to you.
Common questions
Contact
- 25500 Point Lookout Rd, Leonardtown, MD 20650
- 301-475-8981
- Fax 301-475-6391
- Get directions