Animal ER of Northwest Houston is a family-owned, privately operated 24-hour emergency and critical care hospital located at 27104 US-290, Cypress, TX. No appointment or referral is needed — walk-ins are always welcome. The facility provides state-of-the-art diagnostics, hospitalization, and overnight monitoring for sudden illness or injury, severe pain, trauma, difficulty breathing, toxin ingestion, seizures, and more. Open 24 hours a day, 7 days a week including all major holidays. Phone: (281) 304-0039.
