Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Gateway Surgery Center, LLC

Organization Ambulatory Surgical Clinic/Center · NPI 1770989212

Gateway Surgery Center, LLC is an Ambulatory Surgical Clinic/Center in Valencia, California. Registered with an NPI since 2014.

In the registry since
2014
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

28682 The Old Rd
Valencia, CA 91355-1021
Phone: (661) 295-8700
Fax: (661) 295-8706
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ambulatory Surgical Clinic/Center (primary) Taxonomy 261QA1903X

Record details

NPI number1770989212
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Karen Reiter — National Vp Of Asc Operations. · (310) 710-4189
NPI enumeratedNovember 11, 2014
Last updated in NPPESMay 5, 2025
Certification dateMay 5, 2025
Mailing address28682 The Old Rd, Valencia, CA 91355-1021

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