Nancy Gryniewicz-Sika, M.D.

Specialties: Family Medicine

Practice: Family Medical Care, LTD

Clinical Interests: Acne; Botox Injections; Chemical Peels; Diabetes; Family Care; Gynecology; High Blood Pressure; Osteoporosis; Preventive Medicine; Primary Care; Skin Biopsy; Women's Health

Philosophy Of Care

I believe the best healthcare is when the physician and patient work as a team. Medical care should be compassionate, thorough and helfpful. It should address physical, mental and spiritual needs.


965 Lake Street
Oak Park, IL 60301
Phone: 708 383-0400
Fax: 708 383-4314

Education & Credentials

Medical School: Rush Presbyterian St. Lukes Medical Center, Chicago, 1992

Internship: Rush Presbyterian St. Lukes Medical Center, Chicago, 1993

Residency: Rush Presbyterian St. Lukes Medical Center, Chicago, 1995

Society: American Academy of Family Physicians; Chicago Medical Society; Illinois Academy of Family Physicians; International Society of Clinical Densitometry

Language: English


Family Medicine

Insurance Accepted

  • UHC Indemnity
  • Aetna Non-Risk HMO
  • Aetna POS
  • Aetna PPO
  • Aetna PPOM-Cofinity PPO
  • Aetna Select PPO
  • BCBS BlueChoice Select
  • BCBS-Blue Advantage PPO-Ind. Contract
  • BCBS-BlueChoice-MCNP POS
  • BCBS-PPO-Physician Independant Contract
  • Beech St/Cappcare PPO
  • Cigna Great West PPO
  • Cigna Healthcare POS
  • Cigna Non-Risk HMO
  • Cigna POS
  • Corvel-PPO
  • Humana HMO Premier (Non-risk)
  • Humana Nat'l POS Open Access/Choice POS (Non-Risk)
  • Humana PPO
  • Multiplan-PHCS-PPO
  • National Preferred Provider Network-PPO
  • Pers. Care-First Health PPO
  • Pers. CareCoventry Network Non-risk HMO/PPO Plans
  • Preferred Network Access PPO
  • Medicare Assignment
  • Aetna Medicare Advantage
  • Humana Medicare Advantage
  • United Healthcare Medicare Advantage
  • Blue Cross Blue Shield Medicare Advantage


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This provider is an independent medical practitioner who has been permitted to use the hospital's facilities and to exercise his or her independent medical judgment in the care and treatment of his or her patient.