Quick answers
- Where does Thomas J. Weigel see patients?
- Medicare's clinician data lists 2 practice locations, including Chicago, IL. Call before your visit to confirm the address.
- What is Thomas J. Weigel's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty, and also Pediatric Medicine.
- Does Thomas J. Weigel accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas J. Weigel 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 Thomas J. Weigel?
- (312) 951-5800, as listed in official Medicare / NPI Registry data.
- What is Thomas J. Weigel's NPI number?
- 1376507137. 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 Thomas J. Weigel is enrolled with Medicare (CMS data updated 2026-10-02).
- 2923 N California Ave, Suite 230Chicago, IL 60618 (312) 951‑5800
- 737 N Michigan Ave, Suite 900Chicago, IL 60611
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in Illinois →
Other cardiologists in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Loyola University Of Chicago, Stritch School Of Medicine |
| Graduation year | 1984 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1376507137 |
| 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