Quick answers
- Which hospitals does Daniel Kniaz work at?
- Medicare's official clinician data lists Daniel Kniaz at 2 hospitals: Northwest Community Hospital 1 and Northwestern Medicine Central Dupage Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Daniel Kniaz see patients?
- Medicare's clinician data lists 1 practice location in Park Ridge, IL. Call before your visit to confirm the address.
- What is Daniel Kniaz's specialty?
- Medicare lists Nephrology as the primary specialty, and also Internal Medicine.
- Does Daniel Kniaz accept Medicare assignment?
- Medicare's clinician data says Daniel Kniaz may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is Daniel Kniaz's NPI number?
- 1841270147. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Daniel Kniaz works
Medicare's Facility Affiliation Data lists Daniel Kniaz at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Northwest Community Hospital 1Arlington Heights, IL · Acute Care Hospital · CCN 140252
- Northwestern Medicine Central Dupage HospitalWinfield, IL · Acute Care Hospital · CCN 140242
Practice locations
Addresses where Daniel Kniaz is enrolled with Medicare (CMS data updated 2026-10-02).
- 1550 N Northwest Hwy, Suite 303Park Ridge, IL 60068
Specialties
- Nephrologyprimary
- Internal Medicinealso
Other nephrologists in Park Ridge
Clinicians with the same Medicare primary specialty in Park Ridge, IL — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 1981 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1841270147 |
| 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