4.7
67 Ratings with 54 written Reviews
Summary
Dr. John Wisniewski is an internal medicine physician who has dedicated over three decades to providing comprehensive adult healthcare. He earned his medical degree from State University of New York Upstate Medical University and completed his residency in internal medicine at North Shore University Hospital. Dr. Wisniewski is board-certified in internal medicine through the American Board of Internal Medicine, reflecting his commitment to maintaining the highest standards of care. He speaks English with his patients.
Dr. Wisniewski practices in Farmington, Connecticut, and maintains affiliations with Saint Francis Hospital and Medical Center, UConn John Dempsey Hospital, and Hartford Hospital. His expertise includes managing high blood pressure and treating hypertensive emergencies when immediate intervention is needed. He provides preventive care services such as flu vaccinations and performs diagnostic tests like electrocardiograms to monitor heart health. Patients consistently …rate Dr. Wisniewski highly for his care, giving him an average rating of 4.7 out of 5 stars.
Read More Read less Dr. Wisniewski practices in Farmington, Connecticut, and maintains affiliations with Saint Francis Hospital and Medical Center, UConn John Dempsey Hospital, and Hartford Hospital. His expertise includes managing high blood pressure and treating hypertensive emergencies when immediate intervention is needed. He provides preventive care services such as flu vaccinations and performs diagnostic tests like electrocardiograms to monitor heart health. Patients consistently …rate Dr. Wisniewski highly for his care, giving him an average rating of 4.7 out of 5 stars.
Overview based on verified provider data
Quick Facts
- 31 years of experience
- speaks English
- North Shore Univ Hosp, Internal Medicine
- 54 written reviews
- 1 specialty
- 6 areas of expertise
- 1 board certification
- 3 hospital affiliations
- 1 office location
- Male
Patients’ Perspective
- Gave an accurate diagnosis
- Had a good bedside manner
- Spent time with me
Based on patient feedback. Read the reviews
Office Location
Compare with Similar Doctors
 |  | ||
| John Wisniewski, MD | Dr. Robin Allen, MD | Kerry L. Folkman, MSN, NP-C | Dr. Adewumi Bakare DMSc, PA-C |
| Internal Medicine | Internal Medicine | Internal Medicine | Internal Medicine |
| Accepts New Patients | Accepts New Patients | ||
| 31 Years of Experience | 23 Years of Experience | 16 Years of Experience | 5 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available |
| Speaks English | Speaks English | Speaks English | Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) |
| Farmington , CT | New Britain , CT | Brookline , MA | Mesquite , TX |
| Med School: State University of New York Upstate Medical University | Med School: Baylor College of Medicine in Houston, Texas | Med School: Regis College | Med School: University of Lynchburg - DMSc |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by John Wisniewski
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
John Wisniewski has the following specialty
Specialty Expertise
John Wisniewski has the following 6 areas of expertise
Certifications, License, & Education
31 Years Experience
John Wisniewski holds an expired medical license in the state of Connecticut. They are board certified in Internal medicine by the American Board of Internal Medicine.
Board Certifications
Board certified in Internal medicine by the American Board of Internal Medicine.
Medical License
Medical Doctor with an expired medical license in the state of Connecticut that expired in 2025.
Education & Training
Residency
Completed their residency at North Shore Univ Hosp, Internal Medicine, North Shore University Hospital, and NSLIJHS/Hofstra North Shore-LIJ School of Medicine at North Shore University Hospital Program.
Medical School
Graduated from State University of New York Upstate Medical University in 1995, Suny-Hlth Sci Ctr At Syracuse, Coll of Med, Syracuse Ny in 1995, and Upstate Medical University/ College of Health Professions in 1995.
NPI Number
John Wisniewski's NPI number is 1689786568.
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Frequently Asked Questions
- Does John Wisniewski accept virtual/telehealth appointments?
- John Wisniewski has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is John Wisniewski accepting new patients?
- John Wisniewski has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Where is John Wisniewski's office located?
- John Wisniewski's office is located at 11 South Rd Ste 240, Farmington, CT, 06032.
- Does John Wisniewski accept my insurance?
- You can see the insurance plans that John Wisniewski accepts on their Vitals profile.
- Which hospitals is John Wisniewski affiliated with?
- John Wisniewski is affiliated with Saint Francis Hospital And Medical Center, Uconn John Dempsey Hospital, and Hartford Hospital.
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