Quick answers
- Where does Zbigniew T. Lorenc see patients?
- Medicare's clinician data lists 3 practice locations, including Wheaton, IL and Crystal Lake, IL. Call before your visit to confirm the address.
- What is Zbigniew T. Lorenc's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Zbigniew T. Lorenc accept Medicare assignment?
- Yes. Medicare's clinician data says Zbigniew T. Lorenc 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 Zbigniew T. Lorenc?
- (630) 933-4800, as listed in official Medicare / NPI Registry data.
- What is Zbigniew T. Lorenc's NPI number?
- 1902879380. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Zbigniew T. Lorenc is enrolled with Medicare (CMS data updated 2026-10-02).
- 1800 N Main StWheaton, IL 60187 (630) 933‑4800
- 650 Dakota StCrystal Lake, IL 60012 (815) 338‑6600
- 650 Dakota St, Suite ACrystal Lake, IL 60012 (815) 455‑6000
Group practices
Medicare enrollment lists Zbigniew T. Lorenc as a member of this group (CMS data updated 2026-10-02).
- Central Dupage Physician Group1,080 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Wheaton
Clinicians with the same Medicare primary specialty in Wheaton, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Illinois College Of Med (chi/peor/rock/chm-Urb) |
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1902879380 |
| 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
- 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