Dupage Emergency Physicians Ltd
NPI 1255323481 · Emergency Medicine Physician · Downers Grove, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dupage Emergency Physicians Ltd is a Emergency Medicine Physician organization in Downers Grove, IL (NPI 1255323481).
Provider details
- NPI number
- 1255323481
- Entity type
- Organization
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marc Spiller, President(888) 447-2450
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Family Medicine Physician207Q00000X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-15
- Last updated
- 2021-01-19
- Certified
- 2021-01-19
Frequently asked questions
- What is Dupage Emergency Physicians Ltd's NPI number?
- Dupage Emergency Physicians Ltd's National Provider Identifier (NPI) is 1255323481, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dupage Emergency Physicians Ltd?
- Dupage Emergency Physicians Ltd is classified in the NPPES registry as Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dupage Emergency Physicians Ltd located?
- Dupage Emergency Physicians Ltd's practice location on file with NPPES is 3815 Highland Ave, Downers Grove, IL 60515-1500.
- What is Dupage Emergency Physicians Ltd's phone number?
- The practice phone number listed in the NPPES registry for Dupage Emergency Physicians Ltd is (630) 275-5900.
- Does Dupage Emergency Physicians Ltd accept Medicare?
- Dupage Emergency Physicians Ltd is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Dupage Emergency Physicians Ltd?
- The authorized official listed on Dupage Emergency Physicians Ltd's NPPES record is Marc Spiller, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dupage Emergency Physicians Ltd's NPI active?
- Yes — Dupage Emergency Physicians Ltd's NPI (1255323481) is active in the NPPES registry as of the last update on 2021-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.