Dr. John T. Fiedler
- Gender: Male
- Experience: 28 years
- Graduated from: Loyola University Of Chicago, Stritch School Of Medicine
- Graduation year: 1993
- Sole propriator: No
- NPI: 1487623716
Dr. John T. Fiedler M.D.
Internist
He is located at 745 Fletcher Drive Suite 101 in Elgin, IL 60123. Can help patients with the following: Bladder Control, Cholecystitis, Edema, Hiatal Hernia, Inguinal Hernia, Urethritis. His National Provider Identifier (NPI) number is 1487623716. Appointment can be made via the phone number (847) 742-3525. He also has a website where you can get more information. The website can be found at http://doctors.advocatehealth.com/i-john-t-fiedler-elgin-internal-medicine. He is affiliated with 1 practices and 5 hospitals.
Conditions treated
Dr. John T. Fiedler, being an internist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John T. Fiedler.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. John T. Fiedler
Medicare Enrollment
Dr. John T. Fiedler is enrolled to bill Medicare as a Practitioner - Internal Medicine .
Bills through: Dupage Medical Group Ltd
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Payments received
Drug payment
| AstraZeneca | $1116 |
| Sanofi | $1036 |
| Boehringer Ingelheim | $1021 |
Other
| Food and Beverage | $10259 |
Studies
LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated in 1993Other ways to reach out
- Website: http://doctors.advocatehealth.com/i-john-t-fiedler-elgin-internal-medicine
Affiliated hospitals
Looking for more Internists?
Out of the 49 internists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: 455 Toll Gate Road Warwick, 2886, RI
- Gender: Female
- Address: 233 South Gary Avenue Bloomingdale, 60108, IL
- Gender: Male
- Address: Suite 340 1710 North Randall Road Elgin, 60123, IL
- Gender: Male
- Address: Suite 200 1530 North Randall Road Elgin, 60123, IL
- Gender: Male
- Address: Suite 101 745 Fletcher Drive Elgin, 60123, IL
- Gender: Male
- Address: Suite 150 87 North Airlite Street Elgin, 60123, IL
- Gender: Male
- Address: 750 South State Street Elgin, 60123, IL
- Gender: Female
- Address: Suite 300 1710 North Randall Road Elgin, 60123, IL
- Gender: Male
- Address: Suite 300 2350 Royal Boulevard Elgin, 60123, IL
- Gender: Male
- Address: Suite 250 1710 North Randall Road Elgin, 60123, IL
Questions & Answers
Where can you meet with Dr. John T. Fiedler?
Dr. John T. Fiedler's office is located at 745 Fletcher Drive Suite 101 in Elgin, IL 60123.
Does Dr. John T. Fiedler accept insurance?
Unfortunately we don't have any information if Dr. John T. Fiedler accepts insurance.
What conditions does Dr. John T. Fiedler treat?
Dr. John T. Fiedler provides treatment for Bladder Control, Cholecystitis, Edema, Hiatal Hernia, Inguinal Hernia, Urethritis. For the full list see this list.
Has Dr. John T. Fiedler affiliation with hospitals?
Dr. John T. Fiedler is affiliated with CENTRAL DUPAGE HOSPITAL. For the full list of hospitals see this list.
Does Dr. John T. Fiedler have affiliation with practices?
Dr. John T. Fiedler is affiliated with Elgin Internal Medical Associates SC.