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Dr. John S. Wisniewski, MD

Internal Medicine

  • (860) 241-0700

Dr. Wisniewski's Overview

Dr. John S. Wisniewski graduated from the SUNY Upstate Medical University in 1995. He works in Hartford, CT and 1 other location and specializes in Internal Medicine. Dr. Wisniewski is affiliated with Hartford Hospital. He speaks English and Spanish.

Gender: Male

Languages Spoken: English, Spanish

Dr. Wisniewski's Experience

Years in Practice: 20

Dr. Wisniewski's Specialties

Internal Medicine

Dr. Wisniewski's Education & Training

Medical School: SUNY Upstate Medical University; Graduated 1995

Dr. Wisniewski's Accepted Insurance

  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Connecticare FlexPOS
  • Connecticare HMO Open Access
  • View More

Dr. Wisniewski's Office Information & Appointments

Office Locations

*This physician has multiple office locations. See Office Information for details.

Other Physicians in Dr. Wisniewski's Practice

Dr. Wisniewski's Hospital Affiliations

Office Locations