• Skip to main content
  • About us
    • Our story
    • Our user groups
    • Our partners
    • Our sustainability strategy
    • Our environmental responsibilities
    • Our social value
    • Our business responsibilities
    • Our people and culture
    • Careers
  • Products
    • EMIS Web
    • EMIS-X
    • ProScript Connect
    • PharmOutcomes
    • PHM Pathfinder Analytics
    • ScriptSwitch Prescribing
    • Apex
    • Recruit
    • Pathway
    • Partner products
    • CEMBooks emergency room
    • Hero
    • Joy
  • Healthcare
    • Integrated care systems
    • Primary care
    • Community care
    • Community pharmacy
    • Secondary care
    • Hospice care
    • Collaborative PCN working
    • Medicines Optimisation
    • Data driven transformation
    • Empowering pharmacies
    • GP IT managed service
  • Life sciences
    • Pharmaceutical industry
    • Academic research
    • Proactive care with Pathway
    • Clinical trial recruitment
    • Unlocking insights with Explorer
  • News and insights
    • Customer stories
    • News
    • Articles
    • Blogs
    • Newsletters
  • Events
  • Contact us
  • Optum Help Centre
  • To optum.com
  • Brazil
  • India
  • Ireland
  • United States
  1. Home
  2. Our partners
  3. Telephony systems
  4. Horizon Integrator

partner

Gamma Telecom

Horizon Integrator

A reliable, flexible, scalable and proven hosted communications service.

Get in touch

Easy to control your fixed mobile telephony

Horizon is a complete communications service for your business that provides an extensive range of fixed and mobile telephony capabilities via an easy-to-use web portal. The service allows you, the administrator, to easily manage your environment whilst enabling your employees to maximise their productivity.

We now have visibility of the medical centre’s busiest periods and can arrange extra staff to cover phones, so we are able to proactively manage our calls."

Gina Titman

Practice Manager, Bacon Road Medical Centre

A reliable, proven service

Because Horizon sits in the cloud, the service provides business continuity features that allow your organisation to carry on making and taking calls, whatever the circumstances.

  • Intuitive system providing access to full telephony reporting and statistics.
  • Flexibility to deploy after-hours, weekend and bank holiday messages to callers.
  • Robust telephony system with improved functionality, increasing productivity.
  • Reduced stress for both patients and staff.
  • No missed calls.

Committed to the best customer service and support

  • 24/7/365 days a year customer service handles by our own staff.
  • Our teams are experts in both faults and provisioning, ensuring a first time fix.
  • Our teams actively participate in supplier service reviews and product implementations.
  • Highly trained, UK- based customer service managers for managed accounts.
  • Timely, accurate bills and a single invoice with management reports clearly showing call summaries and billing details.
  • Regular account reviews including services, line usage and billing to help you achieve efficiencies.

Please note all enquiries are passed directly to the partner and will not be responded to by Optum (formerly EMIS).

Key benefits

  • Click to dial – for a better customer experience.
  • Caller preview – to route calls quickly and efficiently.
  • Automatic popping of the Optum contact page – for instant access to information.
  • Reliable and scalable – to ensure patients and doctors can communicate at all times.
  • Price flexibility – allowing surgeries to correctly forecast costs.
  • Secure solution – to comply with NHS requirements.
  • Links
    • Careers
    • Modern Slavery Act
    • Supplier Code of Conduct
    • Tax strategy
    • Gender Pay Gap Report
  • Contact us
    • Get in touch
    • Media enquiries
    • 0330 024 1269
  • Find us Fulford Grange,
    Micklefield Lane,
    Rawdon,
    Leeds,
    LS19 6BA
    • Get directions
  • Twitter
  • LinkedIn
  • YouTube

© 2026 Optum. All rights reserved.

  • Privacy Policy
  • Cookies Policy
  • Terms of Use
  • Terms & Conditions
  • Compliance