Quick answers
- Which hospitals does Sameh H. Attia work at?
- Medicare's official clinician data lists Sameh H. Attia at 3 hospitals: Northwestern Lake Forest Hospital, Northwestern Medicine Central Dupage Hospital and Northwestern Medicine McHenry. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sameh H. Attia see patients?
- Medicare's clinician data lists 2 practice locations, including McHenry, IL. Call before your visit to confirm the address.
- What is Sameh H. Attia's specialty?
- Medicare lists Critical Care (Intensivists) as the primary specialty, and also Pulmonary Disease.
- Does Sameh H. Attia accept Medicare assignment?
- Yes. Medicare's clinician data says Sameh H. Attia 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 Sameh H. Attia?
- (815) 759-4874, as listed in official Medicare / NPI Registry data.
- What is Sameh H. Attia's NPI number?
- 1396085700. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sameh H. Attia works
Medicare's Facility Affiliation Data lists Sameh H. Attia at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northwestern Lake Forest HospitalLake Forest, IL · Acute Care Hospital · CCN 140130
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · CCN 140242
- Northwestern Medicine McHenryMcHenry, IL · Acute Care Hospital · CCN 140116
Practice locations
Addresses where Sameh H. Attia is enrolled with Medicare (CMS data updated 2026-10-02).
- 4201 W Medical Ctr DrMcHenry, IL 60050 (815) 759‑4874
- 4309 W Medical Ctr Dr, Suite B305McHenry, IL 60050 (312) 695‑3800
Group practices
Medicare enrollment lists Sameh H. Attia as a member of this group (CMS data updated 2026-10-02).
- Central Dupage Physician Group1,080 clinicians in the group
Specialties
Find other Critical Care (Intensivists) doctors in Illinois →
Other critical care doctors in McHenry
Clinicians with the same Medicare primary specialty in McHenry, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2001 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1396085700 |
| 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