DR. RUTH DITZIAN-KADANOFF (MD PHD) – Rheumatology Physician, NPI 1891772760

DR. RUTH DITZIAN-KADANOFF (MD PHD) is a healthcare provider. based in Chicago, Illinois. specializing in Rheumatology Physician. They hold the professional credentials MD PHD. They hold a License No. 36069150 (IL). The NPI Number for DR. RUTH DITZIAN-KADANOFF (MD PHD) is 1891772760

Main info

Female
Name
DR. RUTH DITZIAN-KADANOFF (MD PHD)
NPI
1891772760
Phone
(312) 423-4200
Address
1634 W Polk St
Enumeration Date
30 December 2005
Last Update Date
23 March 2018
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

Provider Addresses for DR. RUTH DITZIAN-KADANOFF (MD PHD)

  • 1634 W Polk St

    Chicago, IL 606124352

    Phone: (312) 423-4200

    Fax: (312) 829-3742

    Type: Location

  • Union Health Service, 1634, West Polk Street, Near West Side, Illinois Medical District, Chicago, Illinois Medical District, Illinois, 60612, United States

    CHICAGO, IL 606124352

    Phone: (312) 423-4200

    Fax: (312) 829-3742

    Type: Mailing

  • Hines Veterans Administration Hospital, 5000, South 5th Avenue, Maywood, Proviso Township, Cook County, Illinois, 60141, United States

    HINES, IL 601413030

    Phone: (708) 202-2707

    Fax: (708) 202-3633

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2003-12-16

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20031216000275IAllergy/ImmunologyILTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 60612)

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Reviews

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Frequently asked questions

Can I use this page to confirm DR. RUTH DITZIAN-KADANOFF (MD PHD)'s NPI?
Yes. DR. RUTH DITZIAN-KADANOFF (MD PHD) is listed with NPI 1891772760 in the public NPI dataset.
Does CMS list DR. RUTH DITZIAN-KADANOFF (MD PHD) as active?
Yes — DR. RUTH DITZIAN-KADANOFF (MD PHD) is active in the NPI listing used on this page.
What is DR. RUTH DITZIAN-KADANOFF (MD PHD) best known for clinically?
Directory data describes DR. RUTH DITZIAN-KADANOFF (MD PHD) with Rheumatology Physician. Clinical services aligned with this taxonomy classification.
Where should I expect DR. RUTH DITZIAN-KADANOFF (MD PHD) on a map?
Expect Chicago, Illinois as a primary anchor for DR. RUTH DITZIAN-KADANOFF (MD PHD) unless the record lists multiple sites.
Is the information about DR. RUTH DITZIAN-KADANOFF (MD PHD) up to date?
Data updates when providers file changes in NPPES — treat critical facts as "verify if unsure."

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