Internal Medicine
GREGORY BISMACK M.D.
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1619293149 · enumerated 2010-04-08 · record updated 2026-06-22. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Mailing address 801 SWARTHMORE LN, UNIVERSITY CITY, MO, 63130-3620 (248) 808-2485 Google Maps Apple Maps OpenStreetMap
- Practice location 503 N MAPLE ST, EFFINGHAM, IL, 62401-2006 (217) 342-2121 Google Maps Apple Maps OpenStreetMap
Specialties
- Hospitalist 208M00000X · License 2022010983 MO
- Hospitalist 208M00000X · License 036155470 IL
- Internal Medicine 207R00000X · License 4301097035 MI
- Internal Medicine 207R00000X · Primary · License 036.155470 IL
In this directory
Locations and evidence
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Practice location
EFFINGHAM, IL, 624012006
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.