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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Stephen Kozlowski, Rheumatologist is Excellent. Dr. Kozlowski has been reviewed by 6 patients who have provided 4 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 3.4
Accurate Diagnosis 5.0
Bedside Manner 4.7
Spends Time with Me 4.7
Follows Up After Visit 4.2

Specialties & Research

Dr. Stephen Kozlowski, MD is board certified in Internal Medicine and Rheumatology.

  • He has special expertise in 21 areas:
  • Ankylosing Spondylitis
  • Arthritis
  • Autoimmune Diseases
  • Bursitis / Adhesive Capsulitis
  • Connective Tissue Diseases
  • Fibromyalgia
  • Gout
  • Hip Osteoarthritis
  • Knee Osteoarthritis
  • Osteoarthritis (Hand and Wrist)
  • Osteoporosis
  • Polymyalgia Rheumatica
  • Polymyositis
  • Psoriatic Arthritis
  • Raynaud Disease
  • Rheumatic Diseases
  • Rheumatoid Arthritis
  • Scleroderma
  • Sjogren's Syndrome
  • Systemic Lupus Erythematosus (SLE)
  • > Show all expertise

Education & Awards

Dr. Kozlowski graduated from Loyola University Chicago, Maywood. He has 2 awards.

Patients' Choice Award (2013)
Compassionate Doctor Recognition (2013)


Dr. Kozlowski has 2 hospital affiliations:

  • Centegra Hospital - McHenry 
  • Memorial Medical Center-Woodstock 

> > > > Dr. Stephen Kozlowski, MD

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Additional Information
Dr. Stephen Herbert Kozlowski MD is a male Internist, has 36 years of experience and practices in Internal Medicine and Rheumatology.
Where does Dr. Stephen H. Kozlowski practice?
Dr. Stephen Kozlowski has 2 office locations.
Dr. Stephen Kozlowski practices Internal Medicine and Rheumatology near Crystal Lake, IL.
Additional practice locations include: Huntley, IL.
See Crystal Lake Internists and Crystal Lake Rheumatologists.