Deanna Holleman-Duray, MD
NPI 1124115910 · Neonatal-Perinatal Medicine Physician · Naperville, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deanna Holleman-Duray, MD is a Neonatal-Perinatal Medicine Physician provider in Naperville, IL (NPI 1124115910).
Provider details
- NPI number
- 1124115910
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 036109126 (IL)
Specialties & taxonomies
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
3 documented practice locations
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
Additional practice locations (2)
- 155 E. Brush Hill Rd.Special Care NurseryElmhurst, IL 60126-5658Phone: (331) 221-3007Fax: (331) 221-3832
- 1331 W. 75th St.Suite 102Naperville, IL 60540-9311Phone: (630) 527-3369Fax: (630) 548-1967
Registry dates
- Enumerated
- 2006-10-05
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Deanna Holleman-Duray's NPI number?
- Deanna Holleman-Duray's National Provider Identifier (NPI) is 1124115910, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deanna Holleman-Duray's specialty?
- Deanna Holleman-Duray is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Deanna Holleman-Duray located?
- Deanna Holleman-Duray's practice location on file with NPPES is 801 S. Washington St., Naperville, IL 60540-7430.
- What is Deanna Holleman-Duray's phone number?
- The practice phone number listed in the NPPES registry for Deanna Holleman-Duray is (630) 527-3234.
- Does Deanna Holleman-Duray accept Medicare?
- Deanna Holleman-Duray is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deanna Holleman-Duray's NPI active?
- Yes — Deanna Holleman-Duray's NPI (1124115910) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.