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Dr. Chad A. Mackman, MD

Pediatric Critical Care (Pediatric Critical Care Medicine Physician)

At a glance

In the NPI registry since
2009

Licensed in Texas since 2017, according to the Texas Medical Board. 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. What an NPI is

Education and training

  • 2009Registered with an NPI (national billing number; not a license date)

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

  • Pediatric Critical Care Medicine Physician primary
    FL license ME140887 · WI license 56470
  • Pediatric Cardiology Physician
    TX license R2913 (first issued 2017; canc non-renewal) · WI license 56470-20

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

Map: Pediatric Critical Care per capita by county →

Other Pediatric Critical Care clinicians in Orlando

Sources

NPI registry (CMS NPPES, November 2026; record last updated October 20, 2021), 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 Information is self-reported or billed data and may be out of date; call before visiting.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 1053553966. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.