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Dr. Derek Hamlin, M.D.

Radiology (Diagnostic Radiology Physician)

  • Medicare participating

At a glance

Years since graduation
58
In the NPI registry since
2006
Medicare patients seen, 2024
995

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

  • 2006Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Medicare’s Care Compare data doesn’t list this clinician’s medical school. 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
    FL license ME37952

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
995
Services billed
1,174
Patients’ average age
71
Most frequent Medicare services, 2023
ServiceTimesPatients
Ultrasound scan of head and neck soft tissue168165
Ct scan of abdomen and pelvis with contrast131129
Ultrasound of both sides of head and neck blood flow105105
Complete ultrasound scan behind abdominal cavity7878
Ct scan of abdomen and pelvis without contrast7272
Limited ultrasound scan of abdomen3838
Complete ultrasound scan of pelvis3028
Ultrasound scan of abdominal aorta3030
Ultrasound of abdomen and pelvis artery and vein blood flow2525
Ultrasound study of one arm or leg veins with compression and maneuvers2323

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.

Other Radiology clinicians in Jacksonville

Sources

NPI registry (CMS NPPES, November 2026; record last updated February 5, 2008), 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 1982679254. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.