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Dr. Benjamin M. Sacks, MD

Radiology (Diagnostic Radiology Physician)

  • Medicare participating

At a glance

Years since graduation
23
In the NPI registry since
2008
Medicare patients seen, 2024
3,096

Licensed in Colorado since 2015, according to the Colorado Department of Regulatory Agencies. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2003Medical school: University of California, Geffen School of Medicine
  • 2008Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Diagnostic Radiology Physician primary
    CO license DR.0055913 (first issued 2015; active) · NE license 28871

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Radiology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
3,096
Services billed
8,886
Patients’ average age
74
Most frequent Medicare services, 2023
ServiceTimesPatients
Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml2,63531
Screening mammography612612
Screening 3d breast mammography610610
X-ray of chest, 1 view554532
Ct scan of abdomen and pelvis with contrast262261
Ct scan of chest without contrast137136
Ct scan of blood vessels of chest with contrast132131
Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066)120120
Ct scan of abdomen and pelvis without contrast110109
Ct scan of chest with contrast103102

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Payments from drug and device companies

In 2025, 1 companies reported 1 payments worth $15.84 in total to this clinician.

By company
Hologic Sales and Service, LLC$15.84
By type
Food and Beverage$15.84

From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.

Who received the most in Colorado →

Other Radiology clinicians in Englewood

Sources

NPI registry (CMS NPPES, November 2026; record last updated March 31, 2024), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1457538498. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.