Esther Speer, M.D.
NPI 1932147949 · Neonatal-Perinatal Medicine Physician · Oak Brook, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Speer, M.D. is a Neonatal-Perinatal Medicine Physician provider in Oak Brook, IL (NPI 1932147949).
Provider details
- NPI number
- 1932147949
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036-019482 (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
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
- 2006-06-02
- Last updated
- 2009-03-23
Frequently asked questions
- What is Esther Speer's NPI number?
- Esther Speer's National Provider Identifier (NPI) is 1932147949, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Speer's specialty?
- Esther Speer is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Esther Speer located?
- Esther Speer's practice location on file with NPPES is 900 Jorie Blvd, Oak Brook, IL 60523-2213.
- What is Esther Speer's phone number?
- The practice phone number listed in the NPPES registry for Esther Speer is (630) 954-6700.
- Does Esther Speer accept Medicare?
- Esther Speer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Speer's NPI active?
- Yes — Esther Speer's NPI (1932147949) is active in the NPPES registry as of the last update on 2009-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.