CMS Price Transparency Data

Blood test, clotting time (PTT)

Facility: Massachusetts General Hospital

Billing Code: 85730 (CPT)

Factual Cost Summary (Answer Capsule)

CPT Billing Code: 85730
Insurance Median: $81
Cash Discount Price: $79
vs. Medicare Baseline: 13.48x Medicare

The contracted insurance negotiated median rate for a Blood test, clotting time (PTT) at Massachusetts General Hospital is $81. If you are paying out-of-pocket or uninsured, the self-pay cash discount rate is $79. Compared to the federal Medicare reimbursement reference rate of $6.01, this hospital’s rate is 13.48x the Medicare baseline. Located in 55 Fruit Street, Boston, MA.

Cash / Self-Pay

$79

Average discount available for prompt cash payment at this facility.

Insurance Median

$81

Median negotiated contract rate across all mapped commercial carriers.

Medicare Reference Rate

$6.01

Standard federal government reimbursement rate for this code.

Visual Cost Comparison vs. Medicare

Medicare Reference Baseline: $6.01 (100%)

Cash / Self-Pay: $79 (1314%)

Insurance Median: $81 (1348%)

Cash: $79 (1314% of Medicare)

Ins. Median: $81 (1348% of Medicare)

Understanding this gauge: We use the federal Medicare rate of $6.01 as the cost baseline. Rates below the baseline represent excellent value. In-network commercial rates commonly hover around 150% - 250% of Medicare, while rates exceeding 300% are elevated. Hover over the green and blue markers to view detailed calculations.

Elevated Commercial Rate Alert (Value-Gap)

The negotiated rate at this facility is 1348% of the Medicare baseline (a markup of 1248%). Patients with high-deductible plans or out-of-network benefits may face excessive out-of-pocket costs.

Consult Patient Advocate

Out-of-Pocket Cost Estimator

Estimate whether it is more economical to use your insurance or pay the upfront self-pay cash rate.

Billing Status

Remaining Deductible ($)

Your Coinsurance Rate (%)

Input your details and click calculate to compare out-of-pocket costs.

Commercial Insurance Negotiated Rates

Negotiated contract ranges established by major commercial carriers at this facility.

Carrier / Plan Group	Contract Rate Range	vs. Medicare Reference
Mgb Health Plan [150001]	$33 - $40	549%
UnitedHealthcare	$45 - $86	749%
Blue Cross Blue Shield	$55	915%
Cigna	$56 - $83	932%
Centers Of Excellence [1026]	$68 - $75	1131%
International Commercial [140001]	$68 - $86	1131%
Aetna	$73 - $84	1215%
Health New England [1034]	$81	1348%
Phcs Multiplan [1022]	$81	1348%
Champva [160001]	$100	1664%
Tricare	$100	1664%
Tufts Health Plan [170001]	$100	1664%

Self-Pay Upfront Cash Action Plan

Request a "Self-Pay classification" with the billing desk before receiving care.
Ask for a written "Prompt-Pay Discount" agreement quoting the price of $79.
Request and sign a "Waiver of Insurance Submission" to prevent automatic billing.
Verify CPT Code matches exactly: 85730.

Insurance In-Network Protection Plan

Contact your insurance company to confirm Massachusetts General Hospital is fully in-network.
Ask your insurer if "Prior Authorization" is required for CPT code 85730.
Confirm the specific physician or imaging center is also in-network (not just the hospital building).
Audit your Explanation of Benefits (EOB) against the final itemized hospital invoice.