Greenwich Hospital Diagnostic Center
Advanced imaging in Stamford. 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 Greenwich Hospital Diagnostic Center.
- Instalab concierge fee, $79 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.
$279or $200 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
- 2015 W Main St, Stamford, CT 06902
- 833-772-0003
- Fax 203-688-9258
- Get directions
Other locations nearby
- 1Quest Diagnostics - Stamford Summer St1.5 mi›
- 2Quest Diagnostics - Greenwich/Cos Cob1.7 mi›
- 3Advanced Radiology Consultants - Stamford3 mi›
- 4Quest Diagnostics - Darien5.8 mi›
- 5Quest Diagnostics - Norwalk 3:16.8 mi›