Radley Helin, D.O.
NPI 1639121734 · Neonatal-Perinatal Medicine Physician · Chicago, IL
Radley Helin, D.O. is a Neonatal-Perinatal Medicine Physician provider in Chicago, IL (NPI 1639121734).
Provider details
- NPI number
- 1639121734
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 036106385 (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
20 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)
- 1801 16th StGreeley, CO 80631-5199Phone: (970) 810-4121
- 333 Madison StJoliet, IL 60435-8200Phone: (815) 725-7133
Registry dates
- Enumerated
- 2006-05-17
- Last updated
- 2023-03-07
Frequently asked questions
- What is Radley Helin's NPI number?
- Radley Helin's National Provider Identifier (NPI) is 1639121734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Radley Helin's specialty?
- Radley Helin is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Radley Helin located?
- Radley Helin's practice location on file with NPPES is 836 W Wellington Ave, Chicago, IL 60657.
- What is Radley Helin's phone number?
- The practice phone number listed in the NPPES registry for Radley Helin is (773) 269-5435.
- Is Radley Helin's NPI active?
- Yes — Radley Helin's NPI (1639121734) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.