Ruth Ditzian-Kadanoff, MD PHD
NPI 1891772760 · Rheumatology Physician · Hines, IL
Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruth Ditzian-Kadanoff, MD PHD is a Rheumatology Physician provider in Hines, IL (NPI 1891772760).
Provider details
- NPI number
- 1891772760
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 36069150 (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
2 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 (1)
- 1634 W Polk StChicago, IL 60612-4352Phone: (312) 423-4200Fax: (312) 829-3742
Registry dates
- Enumerated
- 2005-12-30
- Last updated
- 2018-03-23
Frequently asked questions
- What is Ruth Ditzian-Kadanoff's NPI number?
- Ruth Ditzian-Kadanoff's National Provider Identifier (NPI) is 1891772760, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Ditzian-Kadanoff's specialty?
- Ruth Ditzian-Kadanoff is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Ruth Ditzian-Kadanoff located?
- Ruth Ditzian-Kadanoff's practice location on file with NPPES is 5000 S 5th Ave, Hines, IL 60141-3030.
- What is Ruth Ditzian-Kadanoff's phone number?
- The practice phone number listed in the NPPES registry for Ruth Ditzian-Kadanoff is (708) 202-2707.
- Does Ruth Ditzian-Kadanoff accept Medicare?
- Ruth Ditzian-Kadanoff is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ruth Ditzian-Kadanoff's NPI active?
- Yes — Ruth Ditzian-Kadanoff's NPI (1891772760) is active in the NPPES registry as of the last update on 2018-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.