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Dr. Jaesoo Pak, MD

Experienced Gastroenterologist Serving Cerritos and Surrounding Communities for Nearly 30 Years

Dedicated to providing comprehensive gastroenterology and endoscopy care with a focus on prevention, early detection, patient education, and compassionate, individualized treatment.

Dr. Jaesoo Pak, MD, gastroenterologist at Cerritos Endoscopy Center

Meet Dr. Jaesoo Pak

Dr. Jaesoo Pak is an experienced gastroenterologist who has proudly served patients in Cerritos and surrounding Southern California communities for nearly 30 years. Throughout his career, he has remained committed to helping patients achieve better digestive health through preventive care, accurate diagnosis, and evidence-based treatment.

At Cerritos Endoscopy Center, Dr. Pak leads a dedicated team focused on delivering high-quality gastroenterology and endoscopy services in an AAAHC-accredited outpatient facility. His patient-centered approach emphasizes clear communication, individualized care, and ensuring every patient feels informed and comfortable throughout their healthcare journey.

Education & Training

Dr. Pak earned his medical degree from the George Washington University School of Medicine before completing his residency training at a UCLA-affiliated hospital.

He went on to complete advanced fellowship training in gastroenterology at Lahey Clinic, a Harvard Medical School affiliate, where he received specialized training in the diagnosis and management of digestive diseases and advanced endoscopic procedures.

His extensive education and decades of clinical experience allow him to provide comprehensive care for a wide range of gastrointestinal conditions.

Areas of Clinical Interest

Dr. Pak provides evaluation and management for many digestive health concerns, including:

  • Colon Cancer Screening
  • Colonoscopy
  • Upper GI Endoscopy (EGD)
  • GERD (Acid Reflux)
  • Colon Polyps
  • H. pylori Infection
  • Abdominal Pain
  • Rectal Bleeding
  • Changes in Bowel Habits
  • General Gastroenterology Care

Professional Affiliations

  • George Washington University School of Medicine – Medical Degree
  • UCLA-affiliated Hospital – Residency Training
  • Lahey Clinic (Harvard Medical School Affiliate) – Gastroenterology Fellowship

(Additional professional memberships and hospital affiliations can be added if available.)

Schedule an Appointment with Dr. Pak!

Whether you're due for a preventive colonoscopy or seeking answers to ongoing digestive symptoms, Dr. Jaesoo Pak and the team at Cerritos Endoscopy Center are committed to providing high-quality, patient-centered gastroenterology care.

FAQs

Dr. Pak evaluates and manages a wide range of digestive conditions, including GERD, colon polyps, H. pylori infection, abdominal pain, rectal bleeding, and concerns related to colorectal cancer.

Dr. Pak provides colonoscopy, upper GI endoscopy (EGD), colon cancer screening, colon polyp removal, and other outpatient gastroenterology procedures.

Dr. Pak provides care at Cerritos Endoscopy Center, an AAAHC-accredited outpatient endoscopy center in Cerritos, California.

Many patients are referred by their primary care physician, although self-referrals may also be accepted. Contact our office to discuss your individual situation.

Call (562) 809-8082 or submit an appointment request through our website. Our team will assist you with scheduling and answer any questions before your visit.

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