Dr. Grendon graduated from the University Of Cincinnati College Of Medicine in 1979. Dr. Grendon works in Chicago, IL and specializes in Geriatric Medicine and Internal Medicine. Dr. Grendon is affiliated with OSF St Joseph Medical Center, Presence Saint Joseph Hospital and Weiss Memorial Hospital.


Years Experience: 40

Procedures Performed

Dr. Grendon's Specialties

Dr. Grendon's Education & Training

Medical School
University Of Cincinnati College Of Medicine; Graduated 1979


  • Overall Rating

  • Rate
    Explains conditions & treatments

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    Takes time to answer my questions

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    Provides follow-up as needed

Dr. Grendon's Accepted Insurance

Please verify insurance information directly with your doctor's office as it may change frequently.

Insurance Plans

  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • BCBS IL BlueChoice Select
  • CIGNA Open Access Plus

Dr. Grendon's Office Information & Appointments


Commonwealth Medical Physician Group
Commonwealth Medical Physician Group SC

2800 N Sheridan Rd Ste 400
Chicago, IL 60657

Get Directions

Tel: (773) 472-5803

Fax: (773) 472-7902

Practice Website: commonwealthmedical.com

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

M 8:00 AM - 5:00 PM
T 8:00 AM - 5:00 PM
W 8:00 AM - 5:00 PM
T 8:00 AM - 5:00 PM
F 8:00 AM - 5:00 PM
S 8:00 AM - 2:00 PM
S Closed

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