IndividualActive
Ronald Kallen, MD
NPI 1245283647 · Pediatric Nephrology Physician · Chicago, IL
Provider details
- NPI number
- 1245283647
- Entity type
- Individual
- Primary specialty
- Pediatric Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 03643026 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
2300 N Childrens Plz
Chicago, IL 60614-3363
Phone: (847) 433-3345
Fax: (847) 433-4426
Approximate (ZIP-level) locationGet directions
Mailing address
353 Lakeside Pl
Highland Park, IL 60035-5371
Registry dates
- Enumerated
- 2006-05-18
- Last updated
- 2010-12-13
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.