Summary

Dr. Dennis Kellar treats sleep apnea, obstructive sleep apnea, and sleep apnea in children, and performs pulmonary function testing, bronchodilator reversibility testing, and asthma challenge tests. They practice pulmonology and are affiliated with Ascension Saint Alexius. Dr. Kellar completed a residency at Cook County Hospital and sees patients in South Barrington, Crystal Lake, Algonquin, Huntley, and McHenry, Illinois.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.4
  • 48 insurance plans accepted
  • speaks English
  • Cook County Hospital
  • 14 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 hospital affiliation
  • 8 office locations

Patients’ Perspective

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

Office Locations

Dr. Dennis F Kellar has 8 locations

Northwest Pulmonary & Sleep Medicine

4 Executive Ct Ste 3South Barrington, IL 60010
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Northwest Pulmonary & Sleep Medicine

360 Station DrCrystal Lake, IL 60014
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Nw Pulmonary And Sleep Medicine Sc

360 Station Dr Ste 230Crystal Lake, IL 60014

Dennis F Kellar Md

1340 Ryan PkwyAlgonquin, IL 60102

Northwestern Medicine Regional Medical Group

10400 Haligus Rd Prentice Women's Hospital, 4th FlrHuntley, IL 60142

Northwestern Medicine Regional Medical Group

4201 Medical Center Dr Prentice Women's Hospital, 4th FlrMcHenry, IL 60050

Northwestern Medicine Regional Medical Group

10400 Haligus RdHuntley, IL 60142

Northwestern Medicine Regional Medical Group

4201 W Medical Center DrMchenry, IL 60050

Compare with Similar Doctors

Dr. Dennis F Kellar, MD
Dr. Bhaven Udaybhai Shah, MD
Michelle Gaa Ortega
Dr. Keenan Allen Hawkins, MD
Dr. Dennis F Kellar, MDDr. Bhaven Udaybhai Shah, MDMichelle Gaa OrtegaDr. Keenan Allen Hawkins, MD
PulmonologyCritical Care MedicineNurse PractitionerCritical Care Medicine
Accepts New Patients Accepts New Patients
3.4 
4.6 
0 
3.9 
26 Years of Experience 26 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English, Spanish Speaks English, Spanish
South Barrington , ILPark Ridge , ILBannockburn , ILBannockburn , IL
Med School: Smt N H L Municipal Medical College Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Dennis F Kellar

  • Accepts Medicare
  • AARP
  • Aetna
  • Aetna Better Health
  • Aetna Better Health - Medicaid
  • Aetna Better Health - Medicaid (Managed)
  • Anthem Blue Cross and Blue Shield of Georgia
  • Ascension Health
  • Ascension Health - PPO
  • Assurant Health
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Nebraska
  • CHAMPVA
  • Cigna
  • Cigna-HealthSpring
  • Dean Health Plan
  • Devoted Health
  • Golden Rule
  • Health Alliance
  • Healthlink
  • Healthlink - PPO
  • HealthPartners - EPO
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medica
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meridian Health Plan
  • Meridian Health Plan - Medicaid (Managed)
  • Meritain Health
  • Mutual of Omaha
  • Nippon Life Benefits
  • Partners Health Plan - HMO
  • Priority Health
  • Provider Partners Health Plan
  • STLDentalPlan| LLC
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthOne
  • Wellcare
  • Wellcare - Medicaid (Managed)
  • Zing Health
  • Zing Health - HMO

Medical Specialties

Dr. Dennis F Kellar has the following specialty

Specialty Expertise

Dr. Dennis F Kellar has the following 11 areas of expertise

  • Angiographic Visualization
  • Asthma
  • Chest Infection
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Emphysema
  • Insomnia
  • Pneumonia
  • Pulmonary Function Test
  • Sleep Disorders
  • Smoking Cessation
  • Tuberculosis (TB)

Certifications, License, & Education

Education & Training

Residency

Completed their residency at Cook County Hospital.

NPI Number

Dr. Kellar's NPI number is 1679683866.

Similar doctors

Frequently Asked Questions

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

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.