Angela Hsu

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

A159757 Issued in CA

Practice address

2331 Montpelier Dr Ste B
San Jose, CA 95116-1673

Phone

(408) 347-9001

Fax

(408) 347-9004

NPI assigned

Apr 8, 2017

Sex

Female

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Gastroenterology

Education

University of Southern California Keck School of Medicine, 2017

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

San Jose Gastroenterology, Inc.Group PAC ID 5597745851, 11 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• El Camino Health Hospital, Mountain View, CA, CCN 050308
• Santa Clara Valley Medical Center Hospital, San Jose, CA, CCN 050038

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Networks

• BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

• Direct secure messaging: ahsu196111@santaclaravalley.direct-ci.net

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.

• San Jose Gastroenterology, Inc.

  • Gastroenterology Physician
  • San Jose, CA
  • NPI 1578586731
  Medicare reassignment Care Compare group NPD
• County of Santa Clara

  • General Acute Care Hospital
  • San Jose, CA
  • NPI 1063406551
  NPD (past)
• University of California Irvine

  • General Acute Care Hospital
  • Orange, CA
  • NPI 1689608150
  NPD (past)

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

• County of Santa Clara

  • General Acute Care Hospital
  • San Jose, CA
  • NPI 1063406551
  Care Compare affiliation
• El Camino Hospital

  • General Acute Care Hospital
  • Mountain View, CA
  • NPI 1093712374
  Care Compare affiliation
• El Camino Hospital

  • General Acute Care Hospital
  • Los Gatos, CA
  • NPI 1417199340
  Care Compare affiliation
• El Camino Hospital

  • General Acute Care Hospital
  • Los Gatos, CA
  • NPI 1457594087
  Care Compare affiliation

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

{
    "created_epoch": "1491609600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776988800000",
    "number": "1346773199",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2331 MONTPELIER DR STE B",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951161673",
            "telephone_number": "408-347-9001",
            "fax_number": "408-347-9004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2331 MONTPELIER DR STE B",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951161673",
            "telephone_number": "408-347-9001",
            "fax_number": "408-347-9004"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "231 OConnor Dr",
            "address_purpose": "LOCATION",
            "city": "San Jose",
            "state": "CA",
            "postal_code": "951281624",
            "country_code": "US",
            "telephone_number": "408-347-9001",
            "fax_number": "408-347-9004",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HSU",
        "first_name": "ANGELA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2017-04-08",
        "last_updated": "2026-04-24",
        "certification_date": "2026-04-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "A159757",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Wilson Hsieh
• Honor Hsin, M.D., PH.D.
• Hsing Healthcare, LLC
• Cheng-Hua Hsiung
• Angel Hsu
• Carol Lynn Hsu, M.D
• Charles Hsu
• I-Hsuan Hsu, PHARMD
• Jing Yun Hsu, MD
• Lynn Caley Hsu

• Gastroenterology Physician in San Jose, CA
• Providers in San Jose, CA by specialty
• Gastroenterology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.