William G. Grehan, MD
Anesthesiology · Melrose Park, IL
UnclaimedMDNPI 1417961061
- Primary taxonomy
- 207L00000X
- Enumerated
- 2006-07-28
- Practice location
- Melrose Park, IL
- Last NPPES update
- 2026-09-29
State licenses
- IL · Physician · NPPES self-reportedListed on NPI record
- SC · Physician · NPPES self-reportedListed on NPI record
“Listed on NPI record” means the provider reported this license to NPPES; other statuses come from the state board’s public records as of the last import. License numbers are not shown.
Source: CMS National Plan & Provider Enumeration System (NPPES) and state licensing boards. ScrubHub shows name, credential, taxonomy, practice city/state and license status only.