Summary

Dr. Joseph Kretschmar is a gastroenterologist and internal medicine physician with 45 years of clinical experience. He earned his medical degree from Loma Linda University School of Medicine and has dedicated his career to treating digestive system disorders and providing comprehensive internal medicine care. Dr. Kretschmar speaks English and brings decades of expertise to his practice in Tennessee.

Dr. Kretschmar is affiliated with Greeneville Community Hospital East and practices in Greeneville, Tennessee. He treats conditions such as gallstones and abdominal pain, including pregnancy-related abdominal discomfort. His procedural expertise includes performing colonoscopies and specialized techniques like ERCP to diagnose and treat pancreatic and bile duct conditions. Patients rate Dr. Kretschmar 4.5 out of 5 stars on Vitals.

Overview based on verified provider data

Quick Facts

  • 4.5
  • 45 years of experience
  • speaks English
  • Loma Linda University School Of Medicine
  • 2 written reviews
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Joseph Merlin Kretschmar has 2 locations

Ballad Health Medical Associates Gastroenterology Greenville

1406 Tusculum Blvd Ste 1200Greeneville, TN 37745
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 12:00 pm
SatClosed
SunClosed

Greeneville Community Hospital East

1420 Tusculum BlvdGreeneville, TN 37745

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Dr. Joseph Merlin Kretschmar, MDAshley Anderson, APRNShauna Sanderson, APRNJan Seiler, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
45 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Greeneville , TNSACRAMENTO , CATallahassee , FLMontgomery , AL
Med School: Loma Linda University School Of Medicine Med School: East Tennessee State University - Quillen College of Medicine Med School: Creighton University College of Nursing Med School: Georgia State University
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Insurance Plans Accepted by Dr. Joseph Merlin Kretschmar

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Joseph Merlin Kretschmar has the following 2 specialties

Specialty Expertise

Dr. Joseph Merlin Kretschmar has the following 11 areas of expertise

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

Certifications, License, & Education

45 Years Experience

Dr. Joseph Merlin Kretschmar holds an expired medical license in the state of Tennessee.

Medical License

Medical Doctor with an expired medical license in the state of Tennessee that expired in 2025.

Education & Training

Medical School

Graduated from Loma Linda University School Of Medicine in 1981.

NPI Number

Dr. Kretschmar's NPI number is 1699763649.

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Frequently Asked Questions

How can I make an appointment with Dr. Joseph Kretschmar?
You can find contact information for Dr. Joseph Kretschmar here on Vitals.
Which hospitals is Dr. Joseph Kretschmar affiliated with?
Dr. Joseph Kretschmar is affiliated with Greeneville Community Hospital East.
What languages does Dr. Joseph Kretschmar speak?
Dr. Joseph Kretschmar speaks English.
Where is Dr. Joseph Kretschmar's office located?
Dr. Joseph Kretschmar's office is located at 1406 Tusculum Blvd Ste 1200, Greeneville, TN, 37745.
Does Dr. Joseph Kretschmar accept virtual/telehealth appointments?
Dr. Joseph Kretschmar has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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