Quick answers
- Which hospitals does Sara A. Brown work at?
- Medicare's official clinician data lists Sara A. Brown at 1 hospital: Advocate Illinois Masonic Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Sara A. Brown see patients?
- Medicare's clinician data lists 4 practice locations, including Chicago, IL and Buffalo Grove, IL. Call before your visit to confirm the address.
- What is Sara A. Brown's specialty?
- Medicare lists Family Practice as the primary specialty, and also Sports Medicine.
- Does Sara A. Brown accept Medicare assignment?
- Yes. Medicare's clinician data says Sara A. Brown 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 Sara A. Brown offer telehealth?
- Medicare's clinician data says Sara A. Brown offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Sara A. Brown?
- (630) 368-1771, as listed in official Medicare / NPI Registry data.
- What is Sara A. Brown's NPI number?
- 1639390230. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Sara A. Brown works
Medicare's Facility Affiliation Data lists Sara A. Brown at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Advocate Illinois Masonic Medical CenterChicago, IL · Acute Care Hospital · CCN 140182
Practice locations
Addresses where Sara A. Brown is enrolled with Medicare (CMS data updated 2026-10-02).
- 1435 W Webster AveChicago, IL 60614 (630) 368‑1771
- 214 McHenry RdBuffalo Grove, IL 60089 (847) 459‑1160
- 4600 N Ravenswood AveChicago, IL 60640 (773) 561‑7500
- 4600 N Ravenswood Ave, Fl 2Chicago, IL 60640 (773) 561‑7500
Group practices
Medicare enrollment lists Sara A. Brown as a member of this group (CMS data updated 2026-10-02).
- Advocate Health and Hospitals Corporation3,118 clinicians in the group
Specialties
- Family Practiceprimary
- Sports Medicinealso
Other family doctors in Chicago
Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2004 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1639390230 |
| 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