Quick answers
- Which hospitals does Jeffrey A. Olson work at?
- Medicare's official clinician data lists Jeffrey A. Olson at 5 hospitals: Advocate Illinois Masonic Medical Center, Presence Saint Joseph Hospital - Chicago, Saint Francis Hospital-Evanston, St Bernard Hospital and Swedish Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jeffrey A. Olson see patients?
- Medicare's clinician data lists 1 practice location in Chicago, IL. Call before your visit to confirm the address.
- What is Jeffrey A. Olson's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Jeffrey A. Olson accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey A. Olson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Jeffrey A. Olson?
- (773) 772-7858, as listed in official Medicare / NPI Registry data.
- What is Jeffrey A. Olson's NPI number?
- 1952374795. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jeffrey A. Olson works
Medicare's Facility Affiliation Data lists Jeffrey A. Olson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Illinois Masonic Medical CenterChicago, IL · Acute Care Hospital · CCN 140182
- Presence Saint Joseph Hospital - ChicagoChicago, IL · Acute Care Hospital · CCN 140224
- Saint Francis Hospital-EvanstonEvanston, IL · Acute Care Hospital · CCN 140080
- St Bernard HospitalChicago, IL · Acute Care Hospital · CCN 140103
- Swedish HospitalChicago, IL · Acute Care Hospital · CCN 140114
Practice locations
Addresses where Jeffrey A. Olson is enrolled with Medicare (CMS data updated 2026-10-02).
- 2720 W Division StChicago, IL 60622 (773) 772‑7858
Group practices
Medicare enrollment lists Jeffrey A. Olson as a member of this group (CMS data updated 2026-10-02).
- Vivek Gupta, M.D., S.C.28 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | R Franklin University Of Med & Sci/chicago Medical School |
| Graduation year | 1999 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1952374795 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians