Summary

Dr. Gregory Andreassian is a surgeon with 41 years of experience serving patients in Fredericksburg, Texas. He earned his medical degree from the University of Texas Health Science Center at San Antonio Joe R. and Teresa Lozano Long School of Medicine. Dr. Andreassian is fluent in both English and Spanish, allowing him to communicate effectively with diverse patient populations.

Dr. Andreassian practices at Methodist Hospital Hill Country and provides care through HCM Medical Group in Fredericksburg. He specializes in treating colon polyps, diverticular disease, and diverticulosis. His expertise includes performing colonoscopies and lower GI endoscopy procedures to diagnose and treat digestive conditions. Patients have given him an average rating of 4.7 out of 5, reflecting their confidence in his surgical skills and patient care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.7
  • 41 years of experience
  • speaks English, Spanish
  • Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof Med
  • 3 written reviews
  • 2 specialties
  • 1 area of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Gregory D Andreassian has 2 locations

Hcm Medical Group

506 W Windcrest StFredericksburg, TX 78624
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 - 5:00 pm
SatClosed
SunClosed

Methodist Hospital Hill Country

1020 S State Highway 16Fredericksburg, TX 78624

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Dr. Gregory D Andreassian, MD
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Dr. Gregory D Andreassian, MDDr. Jorge I Leiva, MDDr. Michael Atkinson Norman, MD, FACSDr. Blake A. Morrison, MD
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
4.7 
4.7 
41 Years of Experience 35 Years of Experience 29 Years of Experience 28 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks Spanish, English Speaks English Speaks English
Fredericksburg , TXCypress , TXHouston , TXWebster , TX
Med School: Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof Med Med School: Universidad Autonoma De San Luis Potosi Slp Mexico Med School: Emory University School Of Medicine Med School: The University of Texas Medical Branch
Current Profile
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Insurance Plans Accepted by Dr. Gregory D Andreassian

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Gregory D Andreassian has the following 2 specialties

Specialty Expertise

Dr. Gregory D Andreassian has the following area of expertise

  • Other

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, Texas, 2026, Expired

EDUCATION & TRAINING

Medical School

Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof MedGraduated in 1985

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Frequently Asked Questions

Where is Dr. Gregory Andreassian's office located?
Dr. Gregory Andreassian's office is located at 506 W Windcrest St, Fredericksburg, TX, 78624.
Is Dr. Gregory Andreassian accepting new patients?
Dr. Gregory Andreassian is accepting new patients on Vitals. View Dr. Gregory Andreassian's profile on Vitals to make an appointment.
Does Dr. Gregory Andreassian accept my insurance?
You can see the insurance plans that Dr. Gregory Andreassian accepts on their Vitals profile.
Which hospitals is Dr. Gregory Andreassian affiliated with?
Dr. Gregory Andreassian is affiliated with Methodist Hospital Hill Country.
How can I make an appointment with Dr. Gregory Andreassian?
You can find contact information for Dr. Gregory Andreassian here on Vitals.

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