Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Robert S Katz, MD

Individual provider Rheumatology Physician · NPI 1790875797

Dr. Robert S Katz, MD is a Rheumatology in Chicago, Illinois. Graduated from Washington University School of Medicine in 1971, 55 years ago. Practices with Rheumatology Associates SC, a 3-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
55
Trained at
Washington University School of Medicine
Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1725 W Harrison St Ste 365
Chicago, IL 60612-3836
Phone: (312) 226-8228
Fax: (312) 226-5572
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 036053574 (IL)

Record details

NPI number1790875797
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 13, 2006
Last updated in NPPESNovember 20, 2019
Mailing address1725 W Harrison St Ste 365, Chicago, IL 60612-3836

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolWASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1971 (55 years in practice)
Group practice Rheumatology Associates S.C. — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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