Quick answers
- Which hospitals does Ali Imtiaz work at?
- Medicare's official clinician data lists Ali Imtiaz at 4 hospitals: Advocate Good Samaritan Hospital, Edward Hospital, Elmhurst Memorial Hospital and Northwestern Medicine Central Dupage Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Ali Imtiaz see patients?
- Medicare's clinician data lists 1 practice location in Naperville, IL. Call before your visit to confirm the address.
- What is Ali Imtiaz's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Ali Imtiaz accept Medicare assignment?
- Yes. Medicare's clinician data says Ali Imtiaz 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 Ali Imtiaz offer telehealth?
- Medicare's clinician data says Ali Imtiaz offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Ali Imtiaz?
- (630) 717-3646, as listed in official Medicare / NPI Registry data.
- What is Ali Imtiaz's NPI number?
- 1972036010. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Ali Imtiaz works
Medicare's Facility Affiliation Data lists Ali Imtiaz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Good Samaritan HospitalDowners Grove, IL · Acute Care Hospital · CCN 140288
- Edward HospitalNaperville, IL · Acute Care Hospital · CCN 140231
- Elmhurst Memorial HospitalElmhurst, IL · Acute Care Hospital · CCN 140200
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · CCN 140242
Practice locations
Addresses where Ali Imtiaz is enrolled with Medicare (CMS data updated 2026-10-02).
- 100 Spalding Dr, Suite 202Naperville, IL 60540 (630) 717‑3646
Group practices
Medicare enrollment lists Ali Imtiaz as a member of this group (CMS data updated 2026-10-02).
- Dupage Medical Group Ltd1,322 clinicians in the group
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Naperville
Clinicians with the same Medicare primary specialty in Naperville, IL — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | West Virginia School Of Osteopathic Medicine |
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1972036010 |
| 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