Dr. Chad R. Marshall, DO
Neonatology (Neonatal-Perinatal Medicine Physician)
At a glance
- Years since graduation
- 6
- In the NPI registry since
- 2020
Licensed in Illinois since 2023, according to the Illinois Department of Financial and Professional Regulation. 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
- 2020Registered 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
-
Neonatal-Perinatal Medicine Physician primary
TX license W5877 (first issued 2026; active) -
Pediatrics Physician
IL license 036165717 (first issued 2023; active) · TX license W5877 (first issued 2026; active)
As reported to the NPI registry. To confirm a license is current, check the state medical board.