Quick answers
- Which hospitals does Mohammed S. Siddiqui work at?
- Medicare's official clinician data lists Mohammed S. Siddiqui at 5 hospitals: Community Hospital, OSF Saint Clare Medical Center, OSF Saint Elizabeth MDL Center, Presence Mercy Medical Center and Saint Joseph Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mohammed S. Siddiqui see patients?
- Medicare's clinician data lists 9 practice locations, including Oakbrook Terrace, IL, Ottawa, IL and Alton, IL. Call before your visit to confirm the address.
- What is Mohammed S. Siddiqui's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Mohammed S. Siddiqui accept Medicare assignment?
- Yes. Medicare's clinician data says Mohammed S. Siddiqui 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.
- Does Mohammed S. Siddiqui offer telehealth?
- Medicare's clinician data says Mohammed S. Siddiqui offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mohammed S. Siddiqui?
- (630) 320-6871, as listed in official Medicare / NPI Registry data.
- What is Mohammed S. Siddiqui's NPI number?
- 1275917957. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mohammed S. Siddiqui works
Medicare's Facility Affiliation Data lists Mohammed S. Siddiqui at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Community HospitalMunster, IN · Acute Care Hospital · CCN 150125
- OSF Saint Clare Medical CenterPrinceton, IL · Critical Access Hospital · CCN 141337
- OSF Saint Elizabeth MDL CenterPeru, IL · Acute Care Hospital · CCN 140110
- Presence Mercy Medical CenterAurora, IL · Acute Care Hospital · CCN 140174
- Saint Joseph Medical CenterJoliet, IL · Acute Care Hospital · CCN 140007
Practice locations
Addresses where Mohammed S. Siddiqui is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 9; the Medicare profile lists all.
- 1 S450 Summit Ave, Suite 165Oakbrook Terrace, IL 60181 (630) 320‑6871
- 1100 E Norris DrOttawa, IL 61350 (815) 431‑5380
- 1251 College AveAlton, IL 62002 (618) 463‑7330
- 1325 N Highland AveAurora, IL 60506 · Ignite Hospitalists, LLC (630) 859‑2222
- 1500 S Lake Park AveHobart, IN 46342 (219) 942‑0551
Group practices
Medicare enrollment lists Mohammed S. Siddiqui as a member of these groups (CMS data updated 2026-10-02).
- Galen Inpatient Physicians PC1,077 clinicians in the group
- 24 on Physicians PC272 clinicians in the group
- Sound Physicians of Illinois LLC193 clinicians in the group
- Community Home Physicians LLC82 clinicians in the group
- 24 on Physician Partners PC32 clinicians in the group
- Critical Care Medical Management Associates PLLC30 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Oakbrook Terrace
Clinicians with the same Medicare primary specialty in Oakbrook Terrace, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2014 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1275917957 |
| 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