Quick answers
- Which hospitals does Mustafa Sayeed work at?
- Medicare's official clinician data lists Mustafa Sayeed at 3 hospitals: OSF Saint Elizabeth MDL Center, Presence Mercy Medical Center and Saint Francis Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mustafa Sayeed see patients?
- Medicare's clinician data lists 3 practice locations, including Ottawa, IL, Aurora, IL and Lombard, IL. Call before your visit to confirm the address.
- What is Mustafa Sayeed's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Mustafa Sayeed accept Medicare assignment?
- Yes. Medicare's clinician data says Mustafa Sayeed 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 Mustafa Sayeed?
- (815) 431-5380, as listed in official Medicare / NPI Registry data.
- What is Mustafa Sayeed's NPI number?
- 1043831811. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mustafa Sayeed works
Medicare's Facility Affiliation Data lists Mustafa Sayeed at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- OSF Saint Elizabeth MDL CenterPeru, IL · Acute Care Hospital · CCN 140110
- Presence Mercy Medical CenterAurora, IL · Acute Care Hospital · CCN 140174
- Saint Francis Medical CenterPeoria, IL · Acute Care Hospital · CCN 140067
Practice locations
Addresses where Mustafa Sayeed is enrolled with Medicare (CMS data updated 2026-10-02).
- 1100 E Norris DrOttawa, IL 61350 (815) 431‑5380
- 1325 N Highland AveAurora, IL 60506 (630) 859‑2222
- 1919 S Highland Ave, Suite 300bLombard, IL 60148 (630) 413‑9119
Group practices
Medicare enrollment lists Mustafa Sayeed as a member of these groups (CMS data updated 2026-10-02).
- 24 on Physicians PC272 clinicians in the group
- Ignite Hospitalists, LLC15 clinicians in the group
- Integrated Wellness Consultants LLC10 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Ottawa
Clinicians with the same Medicare primary specialty in Ottawa, IL — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1043831811 |
| 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