NPIMap

Individual provider Active NPI

David Shi-Ann Chang, M.D.

  • Internal Medicine Physician
  • Stanford, CA
National Provider Identifier
1639330806
Registry record updated Apr 18, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
C149397 Issued in CA
Practice address
300 Pasteur Dr
Stanford, CA 94305-2200
Phone
(650) 725-4000
NPI assigned
Jun 20, 2008
Last updated
Apr 18, 2024By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 18, 2024

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X C149397 CA Primary

Addresses

Primary practice location

300 Pasteur Dr
Stanford, CA 94305-2200

Mailing address

300 Pasteur Dr
Stanford, CA 94305-2200
Phone (650) 725-4000

Other practice location 1

211 Quarry Rd Ste 305
Palo Alto, CA 94304-1416
Phone (650) 498-9000

Other practice location 2

1701 High St Ste 102
Portsmouth Health Department
Portsmouth, VA 23704-3103
Phone (804) 393-8585

Other names 1

  • David S Chang Other name

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
I20170823003082 CA Practitioner - Internal Medicine 0143492702 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Tufts University School of Medicine, 2008
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

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
C149397CAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Stanford Health Care CurrentSince May 7, 2019 Accepting new patients
Peninsula Healthcare Connection, Inc. CurrentSince Jun 11, 2022 Accepting new patients
Stanford Health Care Internal Medicine Current Accepting new patients
County of San Mateo CurrentSince Jul 3, 2017 Accepting new patients
County of San Mateo CurrentSince Jul 3, 2017 Accepting new patients
Stanford Health Care CurrentSince May 7, 2019 Accepting new patients
County of San Mateo CurrentSince Jul 3, 2017 Accepting new patients

Locations

7999 Gateway Blvd
Ste 200
Newark, CA 94560
Phone (510) 806-2947

211 Quarry Rd
Ste 305
Palo Alto, CA 94304
Phone (650) 498-9000

33 Encina Ave
Ste 103
Palo Alto, CA 94301
Phone (650) 504-6565

1671 The Alameda
Ste 306
San Jose, CA 95126
Phone (408) 239-4574

222 W 39th Ave
San Mateo, CA 94403
Phone (415) 573-2222

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

Interoperability endpoints

  • Direct secure messaging: david.chang@49412312072196.direct.elationemr.com
  • Direct secure messaging: dchang244027@direct.stanfordhealthcare.org
  • Direct secure messaging: dchang309068@direct.ochin.org

Organizations & group practices 7

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 9

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": "1213920000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1713398400000",
    "number": "1639330806",
    "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": "650-725-4000"
        },
        {
            "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": "650-725-4000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "211 Quarry Rd Ste 305",
            "address_purpose": "LOCATION",
            "city": "Palo Alto",
            "state": "CA",
            "postal_code": "943041416",
            "country_code": "US",
            "telephone_number": "650-498-9000",
            "fax_number": "650-498-9000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1701 High St Ste 102",
            "address_2": "Portsmouth Health Department",
            "address_purpose": "LOCATION",
            "city": "Portsmouth",
            "state": "VA",
            "postal_code": "237043103",
            "country_code": "US",
            "telephone_number": "804-393-8585",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHANG",
        "first_name": "DAVID",
        "middle_name": "SHI-ANN",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2008-06-20",
        "last_updated": "2024-04-18",
        "certification_date": "2024-04-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "C149397",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "DAVID",
            "last_name": "CHANG",
            "middle_name": "S",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Stanford, CA

Sources for this page

Verify at the official NPI Registry.