Summary

Dr. Mark Greaves is a gastroenterologist who has dedicated 24 years to treating digestive system disorders. He earned his medical degree from Case Western Reserve University School of Medicine and focuses on helping patients with conditions affecting their stomach, intestines, and related organs. Dr. Greaves speaks Spanish and French, allowing him to communicate effectively with a diverse patient population.

Dr. Greaves practices at Robert Wood Johnson University Hospital Somerset and sees patients in Warren and Somerville, New Jersey. He specializes in treating colon polyps, hemorrhoids, and GERD, conditions that can significantly impact daily comfort and health. His expertise includes performing colonoscopies and lower GI endoscopy procedures to diagnose and monitor digestive health concerns. Patients have rated Dr. Greaves 4.2 out of 5 stars for his care and expertise.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 24 years of experience
  • speaks Spanish, French
  • Case Western Reserve University School Of Medicine
  • 18 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Mark Leslie Greaves has 3 locations

Digestive Healthcare Center

31 Mountain Blvd Bldg HWarren, NJ 07059
Mon10:00 am - 12:00 pm
Tue8:00 am - 4:30 pm
Wed9:00 am - 6:00 pm
Thu9:30 am - 5:30 pm
Fri9:00 am - 11:00 am
SatClosed
SunClosed

Digestive Healthcare Center

319 E Main StSomerville, NJ 08876
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Mark Leslie Greaves, MDJi Soo Choi, APRNBree Janas, APRNMinhhuyen T. Nguyen
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
24 Years of Experience 39 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks Spanish, French Speaks English Speaks English
Warren , NJSACRAMENTO , CAEwing , NJPhiladelphia , PA
Med School: Case Western Reserve University School Of Medicine Med School: New York University Med School: Monmouth University Med School: Harvard Medical School
Current Profile
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Insurance Plans Accepted by Dr. Mark Leslie Greaves

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Leslie Greaves has the following specialty

Specialty Expertise

Dr. Mark Leslie Greaves has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

24 Years Experience

Dr. Mark Leslie Greaves holds an active medical license in the state of New Jersey.

Medical License

Medical Doctor with an active medical license in the state of New Jersey that expires in 2027.

Education & Training

Medical School

Graduated from Case Western Reserve University School Of Medicine in 2002.

NPI Number

Dr. Greaves' NPI number is 1518139914.

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Frequently Asked Questions

How can I make an appointment with Dr. Mark Greaves?
You can find contact information for Dr. Mark Greaves here on Vitals.
Is Dr. Mark Greaves accepting new patients?
Dr. Mark Greaves is accepting new patients on Vitals. View Dr. Mark Greaves's profile on Vitals to make an appointment.
Where is Dr. Mark Greaves's office located?
Dr. Mark Greaves's office is located at 31 Mountain Blvd Bldg H, Warren, NJ, 07059.
Does Dr. Mark Greaves accept virtual/telehealth appointments?
Dr. Mark Greaves has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Mark Greaves accept my insurance?
You can see the insurance plans that Dr. Mark Greaves accepts on their Vitals profile.

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