Quick answers
- Which hospitals does Jacob A. Kaiser work at?
- Medicare's official clinician data lists Jacob A. Kaiser at 2 hospitals: Northwestern Medicine Central Dupage Hospital and Northwestern Medicine Delnor Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jacob A. Kaiser see patients?
- Medicare's clinician data lists 1 practice location in Winfield, IL. Call before your visit to confirm the address.
- What is Jacob A. Kaiser's specialty?
- Medicare lists Hospitalist as the primary specialty.
- Does Jacob A. Kaiser accept Medicare assignment?
- Yes. Medicare's clinician data says Jacob A. Kaiser 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 Jacob A. Kaiser?
- (630) 260-0600, as listed in official Medicare / NPI Registry data.
- What is Jacob A. Kaiser's NPI number?
- 1306336367. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jacob A. Kaiser works
Medicare's Facility Affiliation Data lists Jacob A. Kaiser at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · CCN 140242
- Northwestern Medicine Delnor Community HospitalGeneva, IL · Acute Care Hospital · CCN 140211
Practice locations
Addresses where Jacob A. Kaiser is enrolled with Medicare (CMS data updated 2026-10-02).
- 0 N025 Winfield RdWinfield, IL 60190 (630) 260‑0600
Group practices
Medicare enrollment lists Jacob A. Kaiser as a member of this group (CMS data updated 2026-10-02).
- Central Dupage Physician Group1,080 clinicians in the group
Specialties
- Hospitalistprimary
Other hospitalists in Winfield
Clinicians with the same Medicare primary specialty in Winfield, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1306336367 |
| 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