General Surgery in Effingham, IL - ProviderMatch - Find a Doctor

Jason J. McAllaster, DO is a provider affiliated with Springfield Clinic, part of the clinic’s network of physicians. He practices within the Effingham area as part of Springfield Clinic’s multi-specialty care offerings. The clinic operates 5 offices, including locations in Springfield, IL, and provides comprehensive primary and specialty care across more than 80 medical disciplines. For appointment availability or further details about Dr. McAllaster’s specialties, contact Springfield Clinic's main numbers or visit the Springfield Clinic website.

Summary: SBL Evergreen Clinic refers to the Effingham-area surgical and outpatient services affiliated with Sarah Bush Lincoln (SBL). The Sarah Bush Lincoln health system operates a Mattoon-based hospital (150 beds) and SBL Fayette County Hospital in Vandalia (25 beds), plus a network of over 57 clinics across a 10-county region, stand-alone surgery centers in Mattoon and Effingham, a regional cancer center, and a hospice house. The system emphasizes local decision-making to stay agile in changing markets. In 2024, SBL expanded its Effingham footprint by acquiring the Effingham Ambulatory Surgery Center. The Evergreen Clinic in Effingham is part of this broader Effingham presence, with continued provider additions (recent example: APRN Jody Bierman joining SBL Urology in Effingham). If you’re seeking care at SBL Evergreen Clinic, expect to find Effingham-area surgical and urology-focused services within the SBL network, supported by a multi-hospital system centered in downstate Illinois.