Surgery and procedures CPT 58100 Outpatient

Endometrial biopsy cost in Baltimore, MD

In Baltimore-Columbia-Towson, MD, 2 hospitals list a cash price for endometrial biopsy (uterine lining sample) without dilating the cervix: from $209.00 to $384.41, with a median of $296.71. The lowest listed price is at Greater Baltimore Medical Center — $87.71 less than the median here. Across Maryland, the median is $248.00 at 4 hospitals.

Cash prices at 2 facilities across 2 cities for code 58100, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 22, 2026; the hospital files themselves were last updated between — and —.

Lowest$209.00Greater Baltimore Medical Center
Median$296.71half pay less
Highest$384.41in 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 Baltimore-Columbia-Towson, MD.

median
Lowest $209.00Highest $1,071.25

Hospitals, cheapest first

HospitalCash price List priceInsurers payOff listFile date
Greater Baltimore Medical Center lowest Towson, MD · (443) 849-2000 Biopsy of Uterus Lining $209.00 $209.00 $157.88–$209.00 — —
source file
Mercy Medical Center Baltimore, MD · (410) 332-9237 HC BIOPSY OF UTERUS LINING $384.41 $392.25 $392.25–$384.41 2% —
source file
Greater Baltimore Medical Center Towson, MD · (443) 849-2000 HC Endometrial Sampling $1,071.25 $1,093.11 $1,071.25–$1,093.11 2% —
source file

Outpatient: lowest $209.00, median $296.71, highest $384.41 — a 1.8× difference within the same market.

As an inpatient, the same code is billed by 2 facilities here, median $296.71. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

Cash or insurance?

At 0 of 2 hospitals that publish insurer rates for this code here, the cash price is below the highest rate a health plan has negotiated, and at 1 it is 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

An endometrial biopsy takes a small sample of the uterine lining with a thin tube passed through the cervix, without stretching the cervix open. It is used to investigate abnormal bleeding, such as bleeding after menopause.

What the price covers

The price covers taking the sample. The pathologist's exam and the office visit are usually billed separately.