Dr. Mark F. Grenquist
- Gender: Male
- Experience: 20 years
- Graduated from: Michigan State University College Of Human Medicine
- Graduation year: 2001
- Sole propriator: No
- NPI: 1942300454
Dr. Mark F. Grenquist DO
Hospitalist
He is located at 775 South Main Street in Chelsea, MI 48118. Can help patients with the following: Gastroesophageal Reflux Disease (GERD), General Care, Headache, Hiatal Hernia, Influenza, Prescription Refill. His National Provider Identifier (NPI) number is 1942300454. Appointment can be made via the phone number (734) 593-6000. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Mark Francis Grenquist, 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. Mark F. Grenquist.
- 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)
Medicare Enrollment
Dr. Mark F. Grenquist is enrolled to bill Medicare as a Practitioner - Hospitalist (also registered under: Practitioner - Internal Medicine) .
Bills through: Iha Health Services Corporation
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Forest Pharmaceuticals | $31 |
| GlaxoSmithKline | $13 |
Other
| Food and Beverage | $45 |
Studies
MICHIGAN STATE UNIVERSITY COLLEGE OF HUMAN MEDICINE
Graduated in 2001Additional Specialities
- Internist
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Questions & Answers
Does Dr. Mark Francis Grenquist have affiliation with practices?
Dr. Mark Francis Grenquist is affiliated with Iha Family & Internal Medicine- West Arbor.
Does Dr. Mark Francis Grenquist accept insurance?
Unfortunately we don't have any information if Dr. Mark Francis Grenquist accepts insurance.
What conditions does Dr. Mark Francis Grenquist treat?
Dr. Mark Francis Grenquist provides treatment for Gastroesophageal Reflux Disease (GERD), General Care, Headache, Hiatal Hernia, Influenza, Prescription Refill. For the full list see this list.
Has Dr. Mark Francis Grenquist affiliation with hospitals?
Dr. Mark Francis Grenquist is affiliated with ST JOSEPH MERCY CHELSEA.
Where can you meet with Dr. Mark Francis Grenquist?
Dr. Mark Francis Grenquist's office is located at 775 South Main Street in Chelsea, MI 48118.