Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

STANFORD HEALTH CARE TRI-VALLEY
NPI 1144389941
General Acute Care Hospital in Pleasanton, CA

Q: What is Stanford Health Care Tri-Valley's NPI number?

The NPI number for Stanford Health Care Tri-Valley is 1144389941. It was assigned to this organization in the NPPES registry on December 7, 2006. The provider is also known as Valley Memorial Hospital.

Q: What is Stanford Health Care Tri-Valley's specialty?

The primary specialty registered for this NPI is General Acute Care Hospital with taxonomy code 282N00000X.

Q: What quality rating does Stanford Health Care Tri-Valley have?

CMS rates Stanford Health Care - Valleycare 4 out of 5 stars overall on Care Compare, based on measures of safety, patient experience and outcomes. The full measure detail is in the Hospital Quality Ratings section above.

Active since December 07, 2006

4/5

Hospital Overall Rating

5555 W LAS POSITAS BLVD, PLEASANTON, CA 94588(925) 847-3000 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 24, 2024, Sep 1, 2022, Aug 23, 2022 (3 updates tracked since 2022).

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About Stanford Health Care Tri-valley NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STANFORD HEALTH CARE TRI-VALLEY (NPI 1144389941) is a healthcare organization registered as a general acute care hospital in Pleasanton, California and active in the NPI registry since December 2006. The organization lists Kyle Wichelmann, Chief Financial Officer, as its authorized official.

NPPES Registry Identity

NPI1144389941

Entity TypeOrganization

Primary Taxonomy282N00000X

Legal Business NameSTANFORD HEALTH CARE TRI-VALLEY

Location Address5555 W LAS POSITAS BLVDPleasanton, CA 94588-4000

Mailing AddressPo Box 748618Los Angeles, CA 90074-8618 · (925) 847-3000

Phone(925) 847-3000

Organization SubpartNo

Authorized OfficialKyle WichelmannChief Financial Officer · (925) 847-3000

Enumeration DateDecember 7, 2006

Last NPPES UpdateJune 30, 20263 updates tracked since enumeration

NPPES CertifiedJune 30, 2026

✔ NPI 1144389941 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral Acute Care HospitalHospitals

Taxonomy Code282N00000X

License✔ Licensed in CA · 140000114

Definition

An acute general hospital is an institution whose primary function is to provide inpatient diagnostic and therapeutic services for a variety of medical conditions, both surgical and non-surgical, to a wide population group. The hospital treats patients in an acute phase of illness or injury, characterized by a single episode or a fairly short duration, from which the patient returns to his or her normal or previous level of activity.

5555 W LAS POSITAS BLVD, Pleasanton, CA 94588

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Other Names 1

Other NameValley Memorial Hospital

Other Identifiers 2

MedicaidZZR00283FCA

MedicaidHSP40283FCA

Hospital Quality Ratings CMS Care Compare

Quality and patient-experience ratings for Stanford Health Care - Valleycare (CMS certification number 050283), from CMS Care Compare.

Stanford Health Care - Valleycare

Acute Care Hospitals · Pleasanton, CA

4/5 CMS Overall Rating

OwnershipVoluntary non-profit - Private

CMS Certification Number050283

Location5555 West Las Positas BoulevardPleasanton, CA 94588 · Alameda County · (925) 447-7000

Emergency services Birthing friendly Meaningful use of EHRs

Patient Experience

HCAHPS patient survey · Jan 2023 – Dec 2023

3/5 summary rating

Nurse communication

3/5

Doctor communication

4/5

Staff responsiveness

3/5

Communication about medicines

3/5

Discharge information

4/5

Care transition

4/5

Cleanliness

3/5

Quietness

1/5

Overall hospital rating

4/5

Recommend hospital

4/5

Star ratings summarize responses from patients surveyed after discharge, collected through the CMS HCAHPS program.

Complications & Deaths 19

CMS Medicare PSI 90: Patient safety and adverse events composite

0.92 No different than national

Abdominopelvic accidental puncture or laceration rate

0.69 No different than national

Postoperative wound dehiscence rate

1.71 No different than national

Postoperative sepsis rate

5.62 No different than national

Perioperative pulmonary embolism or deep vein thrombosis rate

3.85 No different than national

Postoperative respiratory failure rate

9.77 No different than national

Infections 5

Clostridium Difficile (C.Diff)

5 observed cases · 15.8 predicted · 37,811 patient days

0.316 Better than the national benchmark

MRSA Bacteremia

2 observed cases · 2.033 predicted · 40,848 patient days

0.984 No different than national

SSI - Colon Surgery

1 observed case · 1.894 predicted · 69 patient days

0.528 No different than national

Catheter Associated Urinary Tract Infections (ICU + select Wards)

5 observed cases · 4.8 predicted · 6,758 patient days

1.042 No different than national

Central Line Associated Bloodstream Infection (ICU + select Wards)

4 observed cases · 4.3 predicted · 6,243 patient days

0.930 No different than national

Unplanned Hospital Visits 14

Pneumonia (PN) 30-Day Readmission Rate

303 No different than national

Rate of readmission after discharge from hospital (hospital-wide)

1821 No different than national

Rate of readmission after hip/knee replacement

88 No different than national

Heart failure (HF) 30-Day Readmission Rate

399 No different than national

Rate of readmission for chronic obstructive pulmonary disease (COPD) patients

102 No different than national

Rate of readmission for CABG

57 No different than national

Timely & Effective Care 17

Intensive Care Unit Venous Thromboembolism Prophylaxis

99%

Discharged on Statin Medication

98%

Discharged on Antithrombotic Therapy

98%

Severe Sepsis 6-Hour Bundle

98%

Severe Sepsis 3-Hour Bundle

86%

Septic Shock 6-Hour Bundle

91%

Maternal Health 2

Elective Delivery

87%

Maternal Morbidity Structural Measure

Yes

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DESMOND CHEE

Physician Assistant