Summary

Dr. Ian Katznelson is a neurologist and sleep medicine specialist who earned his medical degree from Northwestern University Feinberg School of Medicine. He completed his residency at Washington University/B-JH/SLCH Consortium in 2002, followed by a fellowship at Rush University Medical Center in 2003. With 28 years of experience in medicine, Dr. Katznelson brings extensive expertise to his dual specialties. He is fluent in Spanish and Russian, allowing him to serve diverse patient populations.

Dr. Katznelson is affiliated with Northwestern Medicine Lake Forest Hospital and practices at multiple locations throughout the region, including Glenview, Lake Forest, and Grayslake. His clinical focus centers on sleep disorders, particularly sleep apnea conditions affecting both adults and children. He also addresses obstructive sleep apnea through comprehensive treatment approaches. His practice incorporates therapeutic interventions such as physical therapy and strength training to support patient recovery. Patients consistently rate Dr. Katznelson highly, giving him an average rating of 4.5 out of 5 stars.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 28 years of experience
  • 26 insurance plans accepted
  • speaks Spanish, Russian
  • Rush University Medical Center
  • 6 written reviews
  • 3 specialties
  • 16 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Ian S. Katznelson has 3 locations

Northwestern Medical Group - Neurology Sleep Medicine

1475 E Belvidere Rd Pavilion C, Ste 203Grayslake, IL 60030

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Ian S. Katznelson, MDDr. David Calimag, MDDr. Jigisha Paresh Thakkar, MDDr. Konstantin Karmazin, MD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
4.1 
28 Years of Experience 54 Years of Experience 10 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option Virtual Visit Available
Speaks Spanish, Russian Speaks English, Spanish, Tagalog Speaks English, Russian
Glenview , ILPark Ridge , ILMaywood , ILSeattle , WA
Med School: Northwestern University Feinberg School of Medicine Med School: University Of Santo Tomas Faculty Of Medicine And Surgery Med School: Georgetown University School Of Medicine
Current Profile
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Insurance Plans Accepted by Ian S. Katznelson

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - Medicare
  • Anthem Blue Cross
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Mississippi
  • Blue Cross Blue Shield of Nebraska
  • CHAMPVA
  • Cigna
  • Common Ground Healthcare Cooperative
  • Devoted Health
  • Healthlink
  • Healthlink - PPO
  • Humana
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare Oxford

Medical Specialties

Ian S. Katznelson has the following 3 specialties

Specialty Expertise

Ian S. Katznelson has the following 16 areas of expertise

  • Alzheimer's Disease
  • Electroencephalography (EEG)
  • Electromyography
  • Electromyography (EMG)
  • Epilepsy
  • Headache
  • Migraine Disorder
  • Migraine Disorders
  • Multiple Sclerosis (MS)
  • Nerve Conduction Studies
  • Neurologist
  • Neuromuscular Diseases
  • Neurophysiology
  • Sleep Disorders
  • Sleep Medicine
  • Stroke

Certifications, License, & Education

28 Years Experience

Ian S. Katznelson holds an active medical license in the state of Illinois.

Medical License

Medical Doctor with an active medical license in the state of Illinois that expires in 2026.

Education & Training

Fellowship

Completed their fellowship at Rush University Medical Center in 2003.

Residency

Completed their residency at Washington University/B-JH/SLCH Consortium in 2002.

Medical School

Graduated from Northwestern University Feinberg School of Medicine in 1998.

NPI Number

Ian S. Katznelson's NPI number is 1194779082.

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Frequently Asked Questions

How can I make an appointment with Ian Katznelson?
You can find contact information for Ian Katznelson here on Vitals.
Is Ian Katznelson accepting new patients?
Ian Katznelson is accepting new patients on Vitals. View Ian Katznelson's profile on Vitals to make an appointment.
Does Ian Katznelson accept virtual/telehealth appointments?
Ian Katznelson has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Ian Katznelson speak?
Ian Katznelson speaks Spanish and Russian.
Does Ian Katznelson accept my insurance?
You can see the insurance plans that Ian Katznelson accepts on their Vitals profile.

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