Dr. John Thieszen

Dr. John Thieszen

  • Gender: Male
  • Experience: 18 years
  • Graduated from: Loma Linda University School Of Medicine
  • Graduation year: 2003
  • Sole propriator: Yes
  • NPI: 1285667816

Dr. John Thieszen M.D.

Hospitalist

He is located at 3528 Gabel Road in Billings, MT 59102. Can help patients with the following: Abdominal Pain, Atherosclerosis, Constipation, Cystitis, Gastroesophageal Reflux Disease (GERD), Hot Flashes. His National Provider Identifier (NPI) number is 1285667816. Appointment can be made via the phone number (970) 391-0572. He is affiliated with 2 hospitals.

Conditions treated

Dr. John Thieszen, being an hospitalist, 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 Thieszen.

  • 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 Thieszen

Insurances Accepted by Dr. John Thieszen

  1. Medicare

Medicare Enrollment

Dr. John Thieszen is enrolled to bill Medicare as a Practitioner - Internal Medicine .

Bills through: Banner Hospital Based Physicians Colorado Llc

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.

Studies

LOMA LINDA UNIVERSITY SCHOOL OF MEDICINE

Graduated in 2003

Additional Specialities

  • Internist

Affiliated hospitals

STERLING REGIONAL MEDCENTER
615 FAIRHURST ST
STERLING, 80751 CO
(970) 522-0122
EAST MORGAN COUNTY HOSPITAL
2400 W EDISON ST
BRUSH, 80723 CO
(970) 842-6222

Looking for more Hospitalists?

Here are hospitalists in Montana you may want to explore.

Dr. Mark Dalton
  • Gender: Male
  • Address: 500 West Broadway Street Missoula, 59802, MT
Dr. Tristan A. Seitz
  • Gender: Male
  • Address: 2475 East Broadway Street Helena, 59601, MT
Jessica M. Amsden
  • Gender: Female
  • Address: 2800 10th Avenue N Billings, 59101, MT
Dr. Heather Alene Shippey
  • Gender: Female
  • Address: 310 Sunnyview Lane Kalispell, 59901, MT
Dr. Elias J. Baied
  • Gender: Male
  • Address: 1401 25th Street South Great Falls, 59405, MT
Dr. Ryan Dixon
  • Gender: Male
  • Address: 2827 Fort Missoula Road Missoula, 59804, MT
Dr. Rebecca G. Anderson
  • Gender: Female
  • Address: 500 West Broadway Street Missoula, 59802, MT
Dr. Jamina Charles
  • Gender: Female
  • Address: 1101 26th Street South Great Falls, 59405, MT
Dr. Robert William Murdock
  • Gender: Male
  • Address: 350 Heritage Way Suite 2100 Kalispell, 59901, MT
Dr. Julian Grecco
  • Gender: Male
  • Address: 2800 10th Avenue N Billings, 59101, MT

Questions & Answers

Has Dr. John Thieszen affiliation with hospitals?

Dr. John Thieszen is affiliated with STERLING REGIONAL MEDCENTER. For the full list of hospitals see this list.

Does Dr. John Thieszen accept patients with Medicare?

Yes, Dr. John Thieszen accepts patients with Medicare.

Where can you meet with Dr. John Thieszen?

Dr. John Thieszen's office is located at 3528 Gabel Road in Billings, MT 59102.

What conditions does Dr. John Thieszen treat?

Dr. John Thieszen provides treatment for Abdominal Pain, Atherosclerosis, Constipation, Cystitis, Gastroesophageal Reflux Disease (GERD), Hot Flashes. For the full list see this list.