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NORTHWEST RHEUMATOLOGY SPECIALISTS, S.C.
NPI 1073623872
Internal Medicine - Rheumatology in Elk Grove Village, IL

Active since August 30, 2006
800 W BIESTERFIELD RD, STE 4003, ELK GROVE VILLAGE, IL 60007(847) 364-0800(847) 364-0854 Get Directions Write a Review

NPPES record last updated: February 15, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Northwest Rheumatology Specialists, S.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NORTHWEST RHEUMATOLOGY SPECIALISTS, S.C. (NPI 1073623872) is a healthcare organization registered as a rheumatology in Elk Grove Village, Illinois and active in the NPI registry since August 2006. The organization lists Bruce Johnson, Physician Partner, as its authorized official.

NPPES Registry Identity

NPI1073623872
Entity TypeOrganization
Primary Taxonomy207RR0500X
Legal Business NameNORTHWEST RHEUMATOLOGY SPECIALISTS, S.C.
Location Address800 W BIESTERFIELD RD, STE 4003Elk Grove Village, IL 60007-7306
Mailing Address800 Biesterfield Rd Ste 4003Elk Grove Village, IL 60007-3371 · (847) 364-0800 · Fax (847) 364-0808
Phone(847) 364-0800
Fax(847) 364-0854
Organization SubpartNo
Authorized OfficialBruce JohnsonPhysician Partner · (847) 364-0800
Enumeration DateAugust 30, 2006
Last NPPES UpdateFebruary 15, 2026
NPPES CertifiedFebruary 15, 2026
✔ NPI 1073623872 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RR0500X
Licenses✔ Licensed in IL · 036085718✔ Licensed in IL · 036053094✔ Licensed in IL · 036078438
Definition
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.
Also ListedNon-Pharmacy Dispensing SiteTaxonomy 332900000X
800 W BIESTERFIELD RD, Elk Grove Village, IL 60007
Open in Google Maps ↗

Other Identifiers 1

Medicaid036053094IL

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter from Arkansas Health & Wellness, Ambetter from Buckeye Health Plan and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Northwest Rheumatology Specialists, S.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to Northwest Rheumatology Specialists, S.C., which bills Medicare for the services they deliver. Of these, 5 practice at this address. They are listed nearest first.

Clinicians, nearest first (6)

Jadwiga Czajkowska, D.O.
Rheumatology
NPI 1629242094
800 BIESTERFIELD RD STE 4003 NORTHWEST RHEUMATOLOGY SPECIALISTS, S.C.
Elk Grove Village, IL 60007
(847) 364-0800
✔ PECOS✔ Accepts MedicareSame address
Dina Dadabhoy, MD
Rheumatology
NPI 1427133032
800 BIESTERFIELD RD SUITE 4003
Elk Grove Village, IL 60007
(847) 364-0800
✔ PECOS✔ Accepts MedicareSame address
Josna Haritha, MD
Rheumatology
NPI 1922445097
800 BIESTERFIELD RD STE 4003
Elk Grove Village, IL 60007
(847) 364-0800
✔ PECOS✔ Accepts MedicareSame address
Bruce Johnson, MD
Rheumatology
NPI 1912043621
800 W BIESTERFIELD ROAD SUITE 4003
Elk Grove Village, IL 60007
(847) 364-0800
✔ PECOS✔ Accepts MedicareSame address
Glenn Weiner, DO
Rheumatology
NPI 1437295144
800 BIESTERFIELD RD SUITE 4003
Elk Grove Village, IL 60007
(847) 364-0800
✔ PECOS✔ Accepts MedicareSame address
Rebecca Weiner, DO
Internal Medicine
NPI 1215382742
2650 RIDGE AVE
Evanston, IL 60201
(847) 570-4789
✔ PECOS✔ Accepts Medicare18 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Northwest Rheumatology Specialists, S.C.'s NPI number?

The NPI number for Northwest Rheumatology Specialists, S.C. is 1073623872. It was assigned to this organization in the NPPES registry on August 30, 2006.

Where is Northwest Rheumatology Specialists, S.C. located?

Northwest Rheumatology Specialists, S.C. is located at 800 W Biesterfield Rd Ste 4003, Elk Grove Village, IL 60007. The listed phone number is (847) 364-0800.

What is Northwest Rheumatology Specialists, S.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Northwest Rheumatology Specialists, S.C. enrolled in Medicare?

Yes. Northwest Rheumatology Specialists, S.C. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Northwest Rheumatology Specialists, S.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Northwest Rheumatology Specialists, S.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Rheumatology (5) and Internal Medicine (1). Of these, 5 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Northwest Rheumatology Specialists, S.C. accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Absolute Total Care, Ambetter from Arkansas Health & Wellness and Ambetter from Buckeye Health Plan and 20 other insurers list Northwest Rheumatology Specialists, S.C. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Northwest Rheumatology Specialists, S.C. was last updated on February 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.