Elizabeth Alpern, M.D.
NPI 1265458533 · Pediatric Emergency Medicine (Emergency Medicine) Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Alpern, M.D. is a Pediatric Emergency Medicine (Emergency Medicine) Physician provider in Chicago, IL (NPI 1265458533).
Provider details
- NPI number
- 1265458533
- Entity type
- Individual
- Primary specialty
- Pediatric Emergency Medicine (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 036133127 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-13
- Last updated
- 2020-05-22
- Certified
- 2020-05-22
Frequently asked questions
- What is Elizabeth Alpern's NPI number?
- Elizabeth Alpern's National Provider Identifier (NPI) is 1265458533, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Alpern's specialty?
- Elizabeth Alpern is listed in the NPPES registry with a primary specialty of Pediatric Emergency Medicine (Emergency Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Alpern located?
- Elizabeth Alpern's practice location on file with NPPES is 225 E Chicago Ave, Chicago, IL 60611-2991.
- What is Elizabeth Alpern's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Alpern is (800) 543-7362.
- Does Elizabeth Alpern accept Medicare?
- Elizabeth Alpern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Alpern's NPI active?
- Yes — Elizabeth Alpern's NPI (1265458533) is active in the NPPES registry as of the last update on 2020-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.