NPIMap

Individual provider Active NPI

Joo Ha Hwang, MD

  • Gastroenterology Physician
  • Stanford, CA
National Provider Identifier
1194815043
Registry record updated Apr 26, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
C152676 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 723-4000
NPI assigned
Oct 13, 2006
Last updated
Apr 26, 2024By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 26, 2024

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X MD00037747 WA
Gastroenterology Physician 207RG0100X C152676 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

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

Other practice location 1

1804 Embarcadero Rd Ste 100
Palo Alto, CA 94303-3318
Phone (650) 724-3240

Other practice location 2

1959 NE Pacific St
Box 356424
Seattle, WA 98195-0001
Phone (206) 598-4377

Other practice location 3

1959 NE Pacific St
Box 356424
Seattle, WA 98195-0001
Phone (206) 598-4377

Other identifiers 2

IdentifierTypeStateIssuer
221920OtherINTERNAL ID-MOTOR VEHICLE ID
8374324MedicaidWA

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
I20171220001240 CA Practitioner - Gastroenterology 4688578008 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Gastroenterology
Education
University of Chicago, Pritzker School of Medicine, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
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

420 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

450 Broadway St
Redwood City, CA 94063-3132
Phone (650) 723-4000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
88.53 of 100Reported as group
Quality
87.08
Promoting interoperability
100
Improvement activities
40
Cost
69.51

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy19
Upper gastrointestinal (GI) endoscopy for acid reflux165

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
C152676CAMDGastroenterology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
LPCH Medical Group Div of Lucile CurrentSince Nov 15, 2017 Accepting new patients
Stanford Health Care CurrentSince Nov 15, 2017 Accepting new patients
Stanford Health Care CurrentSince Nov 15, 2017 Accepting new patients
Harborview Meical Center Past Accepting new patients
Stanford Hospital and Clinics Past Accepting new patients
University of Washington Past Accepting new patients
Lucile Salter Packard Children's Hospital at Stanford Past Accepting new patients
Sutter Bay Hospitals Past Accepting new patients

Locations

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

900 Blake Wilbur Dr
Palo Alto, CA 94304
Phone (650) 498-6004

450 Broadway St
Redwood City, CA 94063
Phone (650) 721-7669

450 Broadway St
Fl 2
Redwood City, CA 94063
Phone (650) 498-3931

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

Interoperability endpoints

  • Direct secure messaging: jhwang203021@direct.stanfordhealthcare.org

Organizations & group practices 8

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

Hospital & facility affiliations 7

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": "1160697600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1714089600000",
    "number": "1194815043",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "300 PASTEUR DR",
            "city": "STANFORD",
            "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": "1804 Embarcadero Rd Ste 100",
            "address_purpose": "LOCATION",
            "city": "Palo Alto",
            "state": "CA",
            "postal_code": "943033318",
            "country_code": "US",
            "telephone_number": "650-724-3240",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1959 NE Pacific St",
            "address_2": "Box 356424",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981950001",
            "country_code": "US",
            "telephone_number": "206-598-4377",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1959 NE Pacific St",
            "address_2": "Box 356424",
            "address_purpose": "LOCATION",
            "city": "Seattle",
            "state": "WA",
            "postal_code": "981950001",
            "country_code": "US",
            "telephone_number": "206-598-4377",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HWANG",
        "first_name": "JOO",
        "middle_name": "HA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-13",
        "last_updated": "2024-04-26",
        "certification_date": "2024-04-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "WA",
            "license": "MD00037747",
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "C152676",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "INTERNAL ID-MOTOR VEHICLE ID",
            "identifier": "221920",
            "state": null
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8374324",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.