Lab tests CPT 83970 Inpatient — admitted to hospital

PTH test cost in Boston, MA — inpatient

In Boston-Cambridge-Newton, MA-NH, 7 hospitals list a cash price for parathyroid hormone (PTH) blood test as an inpatient: from $69.23 to $125.00, with a median of $96.60. The lowest listed price is at Boston Medical Center South — $27.37 less than the median here. Across Massachusetts, the median is $153.84 at 19 hospitals.

Cash prices at 7 facilities across 5 cities for code 83970, as an inpatient (admitted to hospital) . Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

Lowest$69.23Boston Medical Center South
Median$96.60half pay less
Highest$125.00in this market
Difference1.8×highest vs lowest

Where each hospital's price falls

Each dot is one hospital's cash price on a scale from the lowest to the highest in Boston-Cambridge-Newton, MA-NH.

median
Lowest $69.23Highest $125.10

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Boston Medical Center South lowest Brockton, MA · (508) 427-3000 HC Chg Assay of Parathormone $69.23 $153.84 $36.40–$394.86 55% —
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Boston Medical Center Brighton Boston, MA · (617) 789-3000 HC Chg Assay of Parathormone $83.45 $185.45 $36.40–$475.07 55% —
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Boston Medical Center Boston, MA · (617) 638-8000 HC Assay of Parathormone $96.30 $214.00 $35.71–$512.54 55% —
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Melrosewakefield Healthcare Melrose, MA · (781) 979-3000 HC Assay of Parathormone - Pth Intact $96.60 $138.00 $48.30–$530.75 30% —
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Tufts Medical Center Boston, MA · (617) 636-5000 HC Assay of Parathormone - Pth Intact $96.60 $138.00 $36.24–$179.13 30% —
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Lowell General Hospital Lowell, MA · (978) 937-6000 HC Assay of Parathormone - Pth Intact $96.60 $138.00 $48.30–$169.53 30% —
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Cambridge Health Alliance Cambridge, MA · (617) 665-1000 HC Parathyroid Hormone So $125.00 $125.00 $36.40–$284.71 — —
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Cambridge Health Alliance Cambridge, MA · (617) 665-1000 HC Parathyroid Hormone $125.00 $125.00 $36.40–$284.71 — —
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Boston Medical Center Boston, MA · (617) 638-8000 HC Chg Assay of Parathormone $125.10 $278.00 $35.71–$512.54 55% —
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Inpatient: lowest $69.23, median $96.60, highest $125.00 — a 1.8× difference within the same market.

As an outpatient, the same code is billed by 8 facilities here, median $96.60 — that is the price to compare if you are not being admitted.

Cash or insurance?

At 7 of 7 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at none is it below every plan's rate. If you have insurance but have not met your deductible, you usually pay your plan's negotiated rate, which falls somewhere in the "Insurers pay" column. Paying cash can cost less, but a cash payment usually does not count toward your deductible. Ask the hospital for both numbers before you book.

What it is

A PTH test measures parathyroid hormone, which controls calcium in the blood. It is ordered when calcium is high or low, in kidney disease, and in some people with kidney stones or osteoporosis.

What the price covers

The price usually covers running the test. The blood draw (36415) is often billed as a separate line.