Unio Specialty Care – Gastroenterology – West Hills East

Unio Health Gastroenterology, West Hills, CA - Offices of Dr. Arimie & Dr. Chitayat

Unio Specialty Care – Gastroenterology – West Hills East

Office Hours

Monday

9:00 am - 5:00 pm

Tuesday

9:00 am - 5:00 pm

Wednesday

9:00 am - 5:00 pm

Thursday

9:00 am - 5:00 pm

Friday

9:00 am - 12:00 pm

Saturday

Closed

Sunday

Closed

Office Hours

Monday

9:00 am - 5:00 pm

Tuesday

9:00 am - 5:00 pm

Wednesday

9:00 am - 5:00 pm

Thursday

9:00 am - 5:00 pm

Friday

9:00 am - 12:00 pm

Saturday

Closed

Sunday

Closed

Unio Health Gastroenterology, West Hills, CA - Offices of Dr. Arimie & Dr. Chitayat

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Unio Health Gastroenterology, West Hills, CA - Offices of Dr. Arimie & Dr. Chitayat

Expert Gastroenterology Services in West Hills – Accepting New Patients

At Genesis Healthcare in West Hills, our experienced GI specialists offer personalized care for a wide range of digestive health concerns. From routine colon cancer screenings to advanced management of chronic gastrointestinal conditions, our team is committed to providing expert care tailored to each patient. Our clinic is located on Woodlake Avenue near West Hills Hospital, with easy access from the 101 and 118 freeways. We proudly serve the greater San Fernando Valley with convenient scheduling, thorough evaluations, and state-of-the-art diagnostics. If you’re searching for a trusted gastroenterologist in West Hills or surrounding areas, contact us today to schedule your consultation or book a colonoscopy. We proudly serve patients from:
    • Woodland Hills

    • Canoga Park

    • Winnetka

    • Tarzana

    • Reseda

    • Chatsworth

    • Calabasas

    • Northridge

GI conditions we treat at our West Hills GI Clinic
We diagnose and treat a wide range of digestive and liver conditions, including GERD, IBS, Crohn’s disease, ulcerative colitis, constipation, diarrhea, celiac disease, and liver disease. We also perform preventative screenings such as colonoscopies and upper endoscopies at our West Hills location.
We are accepting new patients for colon cancer screening
Our GI specialists in West Hills welcome new patients for colon cancer screenings, including routine colonoscopies and follow-up for high-risk individuals. Screenings are generally recommended beginning at age 45.
What to expect during your first gastroenterology appointment
During your first visit, our providers will review your medical history and current symptoms. We’ll answer your questions, provide a diagnosis if possible, and outline a care plan that may include procedures like colonoscopy or upper endoscopy if appropriate.
What is a colonoscopy and how to prepare
A colonoscopy is an essential screening tool used to detect colon cancer, inflammation, or polyps in the colon. You’ll receive prep instructions in advance of your procedure, including dietary changes and medication guidance. Sedation is available for patient comfort. Learn more about colonoscopy screening.
Conditions We Treat at the West Hills GI Clinic
Our gastroenterology team treats conditions including:
  • Acid reflux (GERD)
  • Irritable Bowel Syndrome (IBS)
  • Crohn’s disease and ulcerative colitis
  • Constipation and diarrhea
  • Colon polyps and colorectal cancer
  • Celiac disease
  • Liver disease and hepatitis
  • Barrett’s esophagus
  • Gallbladder and pancreatic disorders
  • Hemorrhoids
GI Services Offered at Our West Hills Office
Getting Here: Directions to Our West Hills GI Clinic
Address: West Hills GI Office 7320 Woodlake Ave, Suite 260, West Hills, CA 91307

From Woodland Hills

Take Ventura Blvd west to Fallbrook Ave, then north to Woodlake Ave. We’re located just north of Sherman Way.

From Canoga Park

Head north on Topanga Canyon Blvd and turn left on Sherman Way. Continue west to Woodlake Ave.

From Reseda

Take Sherman Way west past Shoup Ave to Woodlake Ave. Our office is on the right.

From Chatsworth

Travel south on Topanga Canyon Blvd, east on Sherman Way, then north on Woodlake Ave.

From Tarzana

Take Reseda Blvd or Tampa Ave north to Sherman Way, then west to Woodlake Ave. Plenty of parking is available onsite.

Frequently Asked Questions

What is a colonoscopy and when should I get one?

A colonoscopy allows our doctors to examine the colon and rectum for cancer, inflammation, or polyps. Screening should begin at age 45, or earlier if you have risk factors.

Do you treat IBS (Irritable Bowel Syndrome)?

Yes. Our team provides personalized plans for IBS, using nutrition, medications, and lifestyle guidance to reduce symptoms and improve quality of life.

Can you help with GERD or acid reflux?

Yes. We offer medication, endoscopic evaluation, and dietary support for patients experiencing GERD, heartburn, or reflux symptoms.

Is the clinic close to Woodland Hills or Canoga Park?

Yes. Our West Hills location is easily accessible from Canoga Park, Woodland Hills, Winnetka, and other San Fernando Valley communities.

Do you offer hemorrhoid treatment?

Yes. We perform hemorrhoid banding procedures in-office. It’s a fast, minimally invasive treatment option for relief from hemorrhoids.

What GI procedures are offered at this location?

Our services include colonoscopy, endoscopy, capsule endoscopy, hemorrhoid treatment, SIBO testing, liver function testing, and more.

Do you offer nutrition counseling for GI issues?

Yes. We provide expert nutritional counseling for conditions like IBS, GERD, and celiac disease to support long-term digestive health.

Ready to Make an Appointment?

We are the largest gastroenterology physician group in California. Our organization is committed to providing high-quality, patient-centered care in a private practice setting. Our physicians are experts in the diagnosis and treatment of diseases of the gastrointestinal system, including those of the esophagus, stomach, colon, liver, small intestine, gallbladder, pancreas, and biliary tract.

Make an appointment today to start your journey to better health!