Browse Health
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 (2)

The overall average patient rating of Dr. John O'Connell is Average. Dr. O'Connell has been reviewed by 7 patients who have provided 2 comments. The rating is 2.5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.9
Promptness 3.7
Courteous Staff 4.2
Accurate Diagnosis 2.3
Bedside Manner 2.6
Spends Time with Me 2.9
Follows Up After Visit 2.9

Specialties & Research

  • He has special expertise in 1 area:
  • Alternative Medicine

Education & Awards

Dr. O'Connell graduated from Midwestern University, Downers Grove.


Dr. O'Connell has 7 hospital affiliations:

  • Advocate Good Samaritan Hospital 
  • Advocate Good Shepherd Hospital 

> > > > Dr. John O'Connell, DO

Similar doctors nearby

Dr. Andrea Clem

Neuromusculoskeletal Medicine & OMM
15 years experience
McHenry, IL

Dr. Bernadette Kohn

Neuromusculoskeletal Medicine & OMM
31 years experience
McHenry, IL

Dr. Terrill King Haws

Neuromusculoskeletal Medicine & OMM
38 years experience
Libertyville, IL

Dr. Vimal Patel

Neuromusculoskeletal Medicine & OMM
17 years experience
Saint Charles, IL

Dr. Karen Gajda

Neuromusculoskeletal Medicine & OMM
31 years experience
Deerfield, IL

Dr. Robert Kappler

Neuromusculoskeletal Medicine & OMM
River Grove, IL
Search All Similar Doctors
Additional Information
Dr. John Thomas O'Connell DO is a male Osteopathic Medicine Specialist, has 20 years of experience and practices in Neuromusculoskeletal Medicine & OMM.
Where does Dr. John T. O'Connell practice?
Dr. John O'Connell has 4 office locations.
Dr. John O'Connell practices Neuromusculoskeletal Medicine & OMM near Crystal Lake, IL.
Additional practice locations include: South Barrington, IL and Des Plaines, IL.
See Crystal Lake Osteopaths.