NPIMap

Individual provider Active NPI

Harrison Sze Ming Chau, MD

  • Surgical Critical Care Physician
  • Stanford, CA
National Provider Identifier
1356878458
Registry record updated Oct 10, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical Critical Care PhysicianTaxonomy code 2086S0102X
License
A161867 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
NPI assigned
May 19, 2017
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 10, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X A161867 CA
Surgical Critical Care Physician 2086S0102X A161867 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

300 Pasteur Dr
Palo Alto, CA 94305-2200
Phone (650) 723-4000

Other practice location 1

200 W Arbor Dr # 8220
San Diego, CA 92103-1911
Phone (415) 350-3138

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250903003656 CA Practitioner - General SurgeryPractitioner - Other (Physician) 9830691500 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
University of Cincinnati College of Medicine, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Stanford Health CareGroup PAC ID 6709797491, 3,152 clinicians

Practice addresses (Care Compare)

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 723-4000

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy1-10
Hernia repair - groin (open)1-10
Hernia repair (minimally invasive)1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10
Removal of tissue1-10

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A161867CAMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
LPCH Medical Group Div of Lucile CurrentSince Aug 19, 2025 Accepting new patients
Stanford Health Care Surgery CurrentSince Aug 19, 2025 Accepting new patients
Stanford Health Care CurrentSince Aug 19, 2025 Accepting new patients

Locations

725 Welch Rd
Palo Alto, CA 94304
Phone (650) 497-8979

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 8

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1495152000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1760054400000",
    "number": "1356878458",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "PALO ALTO",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "943052200",
            "telephone_number": "650-723-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 W Arbor Dr # 8220",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921031911",
            "country_code": "US",
            "telephone_number": "415-350-3138",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHAU",
        "first_name": "HARRISON",
        "middle_name": "SZE MING",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2017-05-19",
        "last_updated": "2025-10-10",
        "certification_date": "2025-10-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A161867",
            "primary": false
        },
        {
            "code": "2086S0102X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Critical Care",
            "state": "CA",
            "license": "A161867",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.