Quick answers
- Where does David Chudwin see patients?
- Medicare's clinician data lists 2 practice locations, including Bourbonnais, IL and Northbrook, IL. Call before your visit to confirm the address.
- What is David Chudwin's specialty?
- Medicare lists Allergy/Immunology as the primary specialty.
- Does David Chudwin accept Medicare assignment?
- Yes. Medicare's clinician data says David Chudwin 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 David Chudwin?
- (815) 933-5092, as listed in official Medicare / NPI Registry data.
- What is David Chudwin's NPI number?
- 1669472262. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where David Chudwin is enrolled with Medicare (CMS data updated 2026-10-02).
- 475 Brown Blvd Su, Suite 104Bourbonnais, IL 60914 (815) 933‑5092
- 500 Skokie Blvd Su, Suite 140Northbrook, IL 60062 (847) 272‑4296
Group practices
Medicare enrollment lists David Chudwin as a member of this group (CMS data updated 2026-10-02).
- Salmon S Goldberg MD and David S Chudwin MDSC4 clinicians in the group
Specialties
- Allergy/Immunologyprimary
Other allergist and immunologists in Illinois
Clinicians with the same Medicare primary specialty in Illinois — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Michigan Medical School |
| Graduation year | 1976 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1669472262 |
| 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
- 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