Dr. Thomas Cahill
- Gender: Male
- Experience: 43 years
- Graduated from: Saint Louis University School Of Medicine
- Graduation year: 1978
- Sole propriator: No
- NPI: 1023128113
Dr. Thomas Cahill JR. MD
Internist
He is located at Three Saint Elizabeth Boulevard Suite 2800 in O Fallon, IL 62269. Can help patients with the following: Arthritis, Bladder Control, Chronic Obstructive Pulmonary Disease (COPD), Hiatal Hernia, Hyponatremia, Inguinal Hernia. His National Provider Identifier (NPI) number is 1023128113. Appointment can be made via the phone number (618) 233-6044. He is affiliated with 1 practices and 5 hospitals.
Conditions treated
Thomas B. Cahill, 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. Thomas Cahill.
- 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. Thomas Cahill
Insurances Accepted by Dr. Thomas Cahill
- Health Alliance
- Humana
- Medicare
Medicare Enrollment
Dr. Thomas Cahill is enrolled to bill Medicare as a Practitioner - Cardiovascular Disease (cardiology) (also registered under: Practitioner - Internal Medicine) .
Bills through: Prairie Cardiovascular Consultants 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
| Janssen | $469 |
| E.R. Squibb \u0026 Sons | $291 |
| Novartis | $275 |
Other
| Food and Beverage | $1813 |
Studies
SAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated in 1978
Affiliated hospitals
Looking for more Internists?
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- Gender: Female
- Address: 1418 Cross Street Suite 250 Shiloh, 62269, IL
- Gender: Female
- Address: 1 Saint Elizabeth Boulevard O Fallon, 62269, IL
- Gender: Male
- Address: Three Saint Elizabeth Boulevard Suite 2800 O Fallon, 62269, IL
- Gender: Male
- Address: Three Saint Elizabeth Boulevard Suite 2800 O Fallon, 62269, IL
- Gender: Male
- Address: Three Saint Elizabeth Boulevard Suite 2800 O Fallon, 62269, IL
- Gender: Male
- Address: 1 Saint Elizabeth Boulevard O Fallon, 62269, IL
- Gender: Male
- Address: 340 West Lincoln Street Suite 300 Belleville, 62220, IL
- Gender: Female
- Address: 10010 Kennerly Road Saint Louis, 63128, MO
- Gender: Male
- Address: Three Saint Elizabeth Boulevard Suite 2800 O Fallon, 62269, IL
Questions & Answers
Does Thomas B. Cahill accept patients with Health Alliance?
Yes, Thomas B. Cahill accepts patients with Health Alliance.
Where can you meet with Thomas B. Cahill?
Thomas B. Cahill's office is located at Three Saint Elizabeth Boulevard Suite 2800 in O Fallon, IL 62269.
Has Thomas B. Cahill affiliation with hospitals?
Thomas B. Cahill is affiliated with SPARTA COMMUNITY HOSPITAL. For the full list of hospitals see this list.
Does Thomas B. Cahill have affiliation with practices?
Thomas B. Cahill is affiliated with Prairie Cardiovascular Consultants.
What conditions does Thomas B. Cahill treat?
Thomas B. Cahill provides treatment for Arthritis, Bladder Control, Chronic Obstructive Pulmonary Disease (COPD), Hiatal Hernia, Hyponatremia, Inguinal Hernia. For the full list see this list.