NPIMap

Organization Active NPI

Stanford Health Care Tri-Valley

  • General Acute Care Hospital
  • Pleasanton, CA
National Provider Identifier
1144389941
Registry record updated Jun 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
General Acute Care HospitalTaxonomy code 282N00000X
License
140000114 Issued in CA
Legal business name
STANFORD HEALTH CARE TRI-VALLEY
Practice address
5555 W Las Positas Blvd
Pleasanton, CA 94588-4000
Phone
(925) 847-3000
NPI assigned
Dec 7, 2006
Last updated
Jun 30, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jun 30, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Mr. Kyle Wichelmann
Title
Chief Financial Officer
Phone
(925) 847-3000

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
General Acute Care Hospital 282N00000X 140000114 CA Primary

Addresses

Primary practice location

5555 W Las Positas Blvd
Pleasanton, CA 94588-4000

Mailing address

PO Box 748618
Los Angeles, CA 90074-8618
Phone (925) 847-3000

Other identifiers 2

IdentifierTypeStateIssuer
ZZR00283FMedicaidCA
HSP40283FMedicaidCA

Other names 1

  • VALLEY MEMORIAL HOSPITAL Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20030718000025 CA Part A Provider - Hospital 9335050202 Practice locations: Pleasanton, CA; Livermore, CA; Dublin, CA

NPI to CCN mapping 2

The Medicare certification numbers (CCNs) connected to NPI 1144389941. Details of each certification follow.

Hospital certification: CCN 050283

Legal name
STANFORD HEALTH CARE TRI-VALLEY
Certification status
Active
Provider type (POS)
Hospital – Short-term
Participating since
Jul 1, 1966
Last certification
Aug 28, 2002
Beds
175 (110 certified)
Ownership / control type
Private (not for profit)
Organization structure
CorporationNon-profit
Incorporated
May 15, 1958 in CA
Enrollment address
5555 W Las Positas Blvd
Pleasanton, CA 94588-4000
Main/Primary Hospital Location
Hospital subgroups
General, Acute care, Psychiatric

Hospital certification: CCN 050700

Name & address match This certification has no NPI in the Medicare enrollment files. CMS publishes enrollment files for six facility types only, so it was connected to this NPI by matching the name and address CMS publishes for it.

Legal name
VALLEY CARE MEDICAL CENTER
Certification status
Terminated Voluntary: merger or closure, Jan 1, 1997
Provider type (POS)
Hospital – Short-term
Participating since
Jan 4, 1992
Last certification
Dec 23, 1991
Beds
66
Ownership / control type
Private (not for profit)
Facility address
5555 West Las Positas Boulevard
Pleasanton, CA 94588

Care Compare: Hospital

Medicare Care Compare
Listed as
Stanford Health Care Tri-ValleyCCN 050283 · All quality measures
Overall star rating
5 of 5
Type
Acute Care Hospitals
Ownership
Voluntary non-profit - Private
Medicare certification status
ActiveFrom the Provider of Services file
Emergency services
Yes

Care Compare: Inpatient rehabilitation facility

Medicare Care Compare
Listed as
Valley Memorial HospitalCCN 05T283
Ownership
Non-profit
Certified
Jul 1, 2003

This is a unit of this hospital with its own CMS Certification Number. Care Compare reports it separately, and it has no NPI of its own. How units are connected

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
05D0600379Stanford Health Care Tri-Valley5555 W Las Positas Blvd, Pleasanton, CA 94588AccreditationJan 2, 2027

National Provider Directory

National Provider Directory
Tax ID family
Stanford Hospital and C50 organizations share this tax ID, including this one

Other organizations with this tax ID 49

Organizations that report the same tax identification number in the National Provider Directory.

View all 49

Member of 1

Organizations this organization is a member of, according to the National Provider Directory.

Locations (25 of 30)

3000 Colby St
Ste 304
Berkeley, CA 94705
Phone (510) 540-6800

913 San Ramon Valley Blvd
Danville, CA 94526

4120 Dublin Blvd
Ste 100
Dublin, CA 94568
Phone (925) 479-3701

1241 E Hillsdale Blvd
Ste 270
Foster City, CA 94404
Phone (650) 918-5080

2333 Mowry Ave
Ste 220
Fremont, CA 94538
Phone (510) 792-2012

39350 Civic Center Dr
Ste 300
Fremont, CA 94538
Phone (510) 797-3933

39465 Paseo Padre Pkwy
Ste 2600
Fremont, CA 94538
Phone (510) 456-2390

115 Mall Dr
Hanford, CA 93230
Phone (559) 537-0550

1015 E Stanley Blvd
Livermore, CA 94550
Phone (925) 373-8001

1133 E Stanley Blvd
Ste 207
Livermore, CA 94550
Phone (925) 245-1238

1134 Murrieta Blvd
Livermore, CA 94550
Phone (925) 449-7795

3315 Broadway
Fl 1
Oakland, CA 94611
Phone (510) 486-2300

365 Hawthorne Ave
Ste 201
Oakland, CA 94609
Phone (510) 204-8383

2324 Santa Rita Rd
Ste 5
Pleasanton, CA 94566
Phone (925) 484-4477

5565 W Las Positas Blvd
Ste 110A
Pleasanton, CA 94588

5565 W Las Positas Blvd
Ste 110B
Pleasanton, CA 94588

5565 W Las Positas Blvd
Ste 350
Pleasanton, CA 94588
Phone (925) 463-1070

5568 Gibraltar Dr
Pleasanton, CA 94588
Phone (925) 534-6500

5575 W Las Positas Blvd
Ste 320
Pleasanton, CA 94588
Phone (925) 460-8167

5575 W Las Positas Blvd
Ste 330
Pleasanton, CA 94588
Phone (925) 734-3333

5725 W Las Positas Blvd
Ste 220
Pleasanton, CA 94588
Phone (925) 416-6710

5725 W Las Positas Blvd
Ste 235
Pleasanton, CA 94588

5725 W Las Positas Blvd
Ste 290
Pleasanton, CA 94588

1101 Van Ness Ave
Fl 3
San Francisco, CA 94109
Phone (415) 600-0800

13847 E 14th St
Ste 217
San Leandro, CA 94578
Phone (510) 483-2555

Ownership & related parties

All disclosed owners & managing parties 29

As disclosed on the Medicare enrollment (CMS All Owners files). Individuals include officers, directors and managing employees, who may not hold ownership.

NameRoleSinceShare
Mindy Rogers Individual Corporate DirectorBoard Member Nov 15, 2024
Roseanne Martinez Individual W-2 Managing EmployeeCredentialing Assistant Jan 2, 2024
Mary T Hawn Individual Corporate DirectorBoard Member Nov 15, 2024
Rachelle Nolan Individual W-2 Managing EmployeeProvider Enrollment Coor Oct 12, 2015
Gurinder Sarao Individual W-2 Managing EmployeeProvider Enrollment Coor Sep 1, 2017
Teresa Martinez Individual W-2 Managing EmployeeCredentialing Assistant Jan 1, 2024
Aaron K Salyapongse Individual Corporate DirectorBoard Member Aug 29, 2019
Jill Buathier Individual Corporate OfficerChief Revenue Cycle Officer Dec 1, 2018
W-2 Managing EmployeeChief Revenue Cycle Officer Dec 1, 2018
Reena Jadhav Individual Corporate DirectorBoard Member Jan 10, 2020
Anamarie Miramontes Individual W-2 Managing EmployeeCredentialing Assistant Mar 17, 2024
Haunani Shelton Individual W-2 Managing EmployeeCredentialing Assistant Jan 1, 2024
Alcina Wegrzynowski Individual Corporate DirectorBoard Member Nov 15, 2016
John D Sensiba Individual Corporate DirectorBoard Member May 15, 2018
Fay Saechao Nou Individual W-2 Managing EmployeeCredentialing Assistant Jan 1, 2024
Naira Guerrero Individual W-2 Managing EmployeeCredentialing Assistant Nov 18, 2018
Hanh Truong Individual W-2 Managing EmployeeProvider Enrollment Coor Nov 16, 2020
Linda Sue Hoff Individual Corporate OfficerCfo Jan 1, 2019
W-2 Managing Employee Jan 1, 2019
Randy Pond Individual Corporate DirectorBoard Member May 15, 2018
Tehani Nishiyama Individual W-2 Managing EmployeeCredentialing Assistant Feb 18, 2024
Quinn McKenna Individual Corporate OfficerCoo Jan 1, 2019
W-2 Managing Employee Jan 1, 2019
Misty Jones Individual Corporate OfficerCeo Jun 9, 2025
W-2 Managing Employee Jun 9, 2025
Richard Shumway Individual Corporate OfficerCoo May 6, 2019
W-2 Managing Employee May 6, 2019
Kyle Wichelmann Individual Corporate OfficerCfo Sep 1, 2019
Christina Rude Individual W-2 Managing EmployeeCredentialing Assistant Jan 1, 2024
Stanford Health Care Organization, Stanford, CA Non-profit 5% Or Greater Direct Ownership Interest May 18, 2015 100%
David Entwistle Individual Corporate OfficerSHC President & Ceo/Board Member Nov 15, 2016
W-2 Managing EmployeeSHC President & Ceo Jul 5, 2016
Cynthia Gulick Individual W-2 Managing EmployeeDirector, MSS & Credentialing Sep 7, 2021
Lisa M Sangam Individual W-2 Managing EmployeeManager of MSSD Sep 7, 2021
Gladys Rufo Individual W-2 Managing EmployeeProvider Enrollment Coor Nov 7, 2016

Owners & managing parties with NPI records 7

Owners and managing parties disclosed on this facility’s Medicare enrollment that are themselves Medicare-enrolled.

Facilities with the same owner 2

Facilities that share an organizational owner with 5% or greater ownership or operational control.

Practitioners & affiliated clinicians

Practitioners 299

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 299

Affiliated clinicians 1,239

Clinicians who list this facility as an affiliation in Medicare Care Compare.

View all 1,239

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1165449600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1782777600000",
    "number": "1144389941",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 748618",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900748618",
            "telephone_number": "925-847-3000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5555 W LAS POSITAS BLVD",
            "city": "PLEASANTON",
            "state": "CA",
            "postal_code": "945884000",
            "telephone_number": "925-847-3000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "STANFORD HEALTH CARE TRI-VALLEY",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-12-07",
        "last_updated": "2026-06-30",
        "certification_date": "2026-06-30",
        "status": "A",
        "authorized_official_last_name": "WICHELMANN",
        "authorized_official_first_name": "KYLE",
        "authorized_official_title_or_position": "CHIEF FINANCIAL OFFICER",
        "authorized_official_telephone_number": "925-847-3000",
        "authorized_official_name_prefix": "Mr."
    },
    "taxonomies": [
        {
            "code": "282N00000X",
            "taxonomy_group": "",
            "desc": "General Acute Care Hospital",
            "state": "CA",
            "license": "140000114",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "ZZR00283F",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "HSP40283F",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "VALLEY MEMORIAL HOSPITAL",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Pleasanton, CA

Sources for this page

Verify at the official NPI Registry.