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

Tri-Valley Ambulatory Surgery Center, LLC

Organization Ambulatory Surgical Clinic/Center · NPI 1023692969

Tri-Valley Ambulatory Surgery Center, LLC is an Ambulatory Surgical Clinic/Center in Livermore, California. Medicare rates this hospital 5 out of 5. Registered with an NPI since 2021.

CMS rating
5 of 5
In the registry since
2021
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

CMS quality rating

5 out of 5 — official hospital rating from CMS Care Compare (CCN 050283)

Practice location Address checks out

1133 E Stanley Blvd Ste 251
Livermore, CA 94550-4200
Phone: (925) 847-3000
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 number1023692969
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ryann Degraff — Vice President Of Operations · (925) 200-2673
NPI enumeratedMay 6, 2021
Last updated in NPPESMay 13, 2021
Certification dateMay 13, 2021
Mailing address1133 E Stanley Blvd Ste 251, Livermore, CA 94550-4200