Internal Medicine

Internal Medicine

At St. Joseph Heritage Medical Group, we're committed to providing the finest evidence-based medicine, which ensures our patients receive the latest and most tested treatment options. Our board-certified internal medicine physicians specialize in maintaining and improving the health of adults. Offering expert care for a wide range of health concerns, our clinical excellence extends from disease prevention and wellness to the care and management of chronic conditions, such as heart disease, diabetes and arthritis.Equally important, we take pride in caring for our patients for life — meeting each health need with comprehensive and compassionate care.

We provide expert primary care for adults, including:

  • Wellness and disease prevention
  • Health screenings, including cancer and cardiovascular screenings
  • Women’s health, including comprehensive well woman exams
  • Illnesses, from common to complex
  • Care and management of common and chronic conditions, including: diabetes, heart disease, high blood pressure and asthma
  • Treatment of minor injuries
  • Geriatric care

View Our Locations

Garden Grove - Harbor Blvd.

Orange - 845 W. La Veta

Orange - Chapman

Santa Ana

Tustin - Irvine Blvd.

Meet Our Doctors

R. William Buster, MD (714) 639-2600
Internal Medicine (Board Certified)
View Profile
Office :
845 W La Veta Ave.
Suite 108
Orange, CA 92868
Laura M. Cho, MD (714) 628-3120
Internal Medicine (Board Certified)
View Profile
Office :
2501 E. Chapman Ave.
Suite 306
Orange, CA 92869
Douglas Clark, MD (714) 705-2120
Internal Medicine (Board Certified)
View Profile
Office :
12942 Harbor Blvd.
Garden Grove, CA 92840
Bonnie Connolly, MD (714) 505-7110
Internal Medicine (Board Certified)
View Profile
Office 1:
1095 Irvine Blvd.
Tustin, CA 92780

Office 2:
23961 Calle de la Magdalena
Suite 143
,
Jane Curtis, MD (714) 288-3230
Internal Medicine (Board Certified)
View Profile
Office :
2212 E. Fourth St.
Suite 304
Santa Ana, CA 92705
Chesda Eng, MD (714) 505-7110
Internal Medicine (Board Certified)

Mon - Fri: 8 a.m. - 5 p.m.

View Profile
Office :
1095 Irvine Blvd.
Tustin, CA 92780
Kathleen Glaspy, MD (714) 628-3110
Internal Medicine (Board Certified)
View Profile
Office :
2501 E. Chapman Ave.
Suite 305
Orange, CA 92869
Diane Kim, MD (714) 288-3230
Internal Medicine (Board Certified)

Mon 10 a.m. - 5 p.m., Tue 10 a.m. - 12 p.m., Wed 9 a.m. - 12 p.m., Thu 10 a.m. - 5 p.m., Fri 9 a.m. - 12 p.m.

View Profile
Office :
St. Joseph Heritage Medical Group
2212 E. Fourth St.
Suite 304
Santa Ana, CA 92705
Julie Vu, MD (714) 705-2120
Internal Medicine (Board Certified)
View Profile
Office :
12942 Harbor Blvd.
Garden Grove, CA 92840
Lulu Yang, MD (714) 639-2600
Internal Medicine (Board Certified)
View Profile
Office :
845 W. La Veta Ave.
Suite 108
Orange, CA 92868