Summary

Dr. John Mihailidis treats osteoporosis, juvenile osteoporosis, and hypothyroidism, and performs blood tests, creatinine and creatinine clearance tests, and thyroid hormone tests. He practices endocrinology, diabetes and metabolism, and internal medicine with 16 years of experience.

He earned his medical degree from St. George's University School of Medicine and sees patients in Neenah, Wisconsin, and Williamsville and Orchard Park, New York. He is affiliated with Great Plains Health and ThedaCare Regional Medical Center Neenah. Patients on Vitals rate Dr. Mihailidis 3.71 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.7
  • 16 years of experience
  • St Georges University School Of Medicine
  • 2 written reviews
  • 2 specialties
  • 2 areas of expertise
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. John Mihailidis has 3 locations

Thedacare Regional Medical Center Neenah

130 2nd StNeenah, WI 54956

Buffalo Medical Group Pc

325 Essjay RdWilliamsville, NY 14221
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Buffalo Medical Group

3900 N Buffalo StOrchard Park, NY 14127
Mon8:30 am - 4:30 pm
Tue8:30 am - 4:30 pm
Wed8:30 am - 4:30 pm
Thu8:30 am - 4:30 pm
Fri8:30 am - 4:30 pm
SatClosed
SunClosed

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Dr. John Mihailidis, MDDr. Kanav Sharma, MDDr. Sudip Nikunj Ringwala, DOAmanda R Smith
Endocrinology, Diabetes & MetabolismHospital MedicineAllergy & ImmunologyNurse Practitioner
Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
5 
5 
5 
16 Years of Experience 22 Years of Experience 16 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish Speaks English
Neenah , WIBrooklyn , NYKenosha , WIAppleton , WI
Med School: St Georges University School Of Medicine Med School: All-India Institute Of Medical Sciences Med School: Midwestern University-Arizona College Of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Mihailidis

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. John Mihailidis has the following 2 specialties

Specialty Expertise

Dr. John Mihailidis has the following 2 areas of expertise

  • Endocrinology Diabetes & Metabolism
  • Internal Medicine

Certifications, License, & Education

16 Years Experience

Dr. John Mihailidis holds expired and active medical licenses in the states of Wisconsin and New York.

Medical License

Medical Doctor with an expired medical license in the state of Wisconsin that expired in 2025 and an active medical license in the state of New York that expires in 2026.

Education & Training

Medical School

Graduated from St Georges University School Of Medicine in 2010.

NPI Number

Dr. Mihailidis' NPI number is 1194036533.

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Frequently Asked Questions

Where is Dr. John Mihailidis's office located?
Dr. John Mihailidis's office is located at 130 2nd St, Neenah, WI, 54956.
Does Dr. John Mihailidis accept virtual/telehealth appointments?
Dr. John Mihailidis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. John Mihailidis accept my insurance?
You can see the insurance plans that Dr. John Mihailidis accepts on their Vitals profile.
Is Dr. John Mihailidis accepting new patients?
Dr. John Mihailidis is accepting new patients on Vitals. View Dr. John Mihailidis's profile on Vitals to make an appointment.
Which hospitals is Dr. John Mihailidis affiliated with?
Dr. John Mihailidis is affiliated with Great Plains Health and THEDACARE REGIONAL MEDICAL CENTER NEENAH.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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