SelfPayRates — hospital cash prices, from the source

Diagnostic mammogram, both breasts in El Paso, TX

Cash prices at 2 facilities across 2 cities for code 77066, as an outpatient — the setting a self-pay patient normally buys. Collected Sep 23, 2026; the hospital files themselves were last updated between — and —.

Hospital		Cash price	List price	Off	File date
University Medical Center Surgical Hospital DIETER EL PASO, TX MAMMO DX BI	both sides	$56.14	$280.70	80%	— file
University Medical Center El Paso EL PASO, TX MAMMO DX BI	both sides	$56.14	$280.70	80%	— file
University Medical Center Surgical Hospital DIETER EL PASO, TX MG MAMMO DX BI	both sides	$116.31	$581.53	80%	— file
University Medical Center Surgical Hospital DIETER EL PASO, TX MAMMO BILAT DIG IMAGE	both sides	$116.31	$581.53	80%	— file
University Medical Center El Paso EL PASO, TX MAMMO BILAT DIG IMAGE	both sides	$116.31	$581.53	80%	— file
University Medical Center El Paso EL PASO, TX MG MAMMO DX BI	both sides	$116.31	$581.53	80%	— file
University Medical Center El Paso EL PASO, TX NE MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center El Paso EL PASO, TX MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center El Paso EL PASO, TX ES MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center Surgical Hospital DIETER EL PASO, TX WS MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center Surgical Hospital DIETER EL PASO, TX NE MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center Surgical Hospital DIETER EL PASO, TX MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center Surgical Hospital DIETER EL PASO, TX ES MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file
University Medical Center El Paso EL PASO, TX WS MA DIAG MG DIG BILAT	both sides	$119.02	$595.12	80%	— file

Both sides : lowest $56.14, median $119.02, highest $119.02 — a 2.1× difference within the same market.

As an inpatient, the same code is billed by 2 facilities here, median $119.02. Inpatient and outpatient prices are not comparable and are kept on separate pages: the inpatient charge covers admission, not the same purchase.

Other markets for this procedure