Individual provider Active NPI

George Seng Qiao-Guan, MD

  • Hospitalist Physician
  • Los Angeles, CA
National Provider Identifier
1821664962
Registry record updated Jul 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hospitalist PhysicianTaxonomy code 208M00000X
License
A206919 Issued in CA
Practice address
757 Westwood PLZ Ste 7501
Los Angeles, CA 90095-8358
Phone
(310) 267-9643
Fax
(310) 267-3840
NPI assigned
May 30, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 7, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hospitalist Physician 208M00000X A206919 CA Primary
Internal Medicine Physician 207R00000X A206919 CA

Addresses

Primary practice location

757 Westwood PLZ Ste 7501
Los Angeles, CA 90095-8358

Mailing address

5767 W Century Blvd Ste 400
Los Angeles, CA 90045-5631

Other practice location 1

330 Brookline Ave
Boston, MA 02215-5400
Phone (617) 667-7000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA, CA2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20240611001406 MA Practitioner - Internal Medicine 6103220199 Reassigns benefits to 3 organizations
I20260522002337 CA Practitioner - HospitalistPractitioner - Internal Medicine 6103220199

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
The Regents of the University of CaliforniaGroup PAC ID 1355248584, shared by 11 NPIs, 1,426 clinicians

Practice addresses (Care Compare)

2020 Santa Monica Blvd
Suite 210
Santa Monica, CA 90404-2139
Phone (310) 458-2381

330 Brookline Ave
Boston, MA 02215-5400
Phone (617) 754-8612

Hospital & facility affiliations

  • Beth Israel Deaconess Medical Center Hospital, Boston, MA, CCN 220086
  • Santa Monica - UCLA Med Ctr & Orthopaedic Hospital Hospital, Santa Monica, CA, CCN 050112
  • Beth Israel Deaconess Hospital Plymouth Hospital, Plymouth, MA, CCN 220060
  • Beth Israel Deaconess Hospital - Needham Hospital, Needham, MA, CCN 220083

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1018154MAMDHospitalist Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Associated Physicians of Harvard Medical Faculty Physicians at Beth Is Internal Medicine CurrentSince Jul 1, 2024 Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc Internal Medicine CurrentSince Jul 1, 2024 Accepting new patients
Associated Physicians of Harvard Medical Faculty Physicians at Beth Is CurrentSince Jul 1, 2024 Accepting new patients
Associated Physicians of Harvard Medical Faculty Physicians at Beth Is Current Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc CurrentSince Jul 1, 2024 Accepting new patients
Beth Israel Deaconess Hospital-Needham, Inc. Past Accepting new patients
Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc Past Accepting new patients
Beth Israel Deaconess Medical Center, Inc. Past Accepting new patients

Locations

330 Brookline Ave
#2
Boston, MA 02215
Phone (617) 632-8383

330 Brookline Ave
Boston, MA 02215
Phone (617) 667-2000

330 Brookline Ave
Ste 301A
Boston, MA 02215
Phone (617) 632-8263

199 Reedsdale Rd
Milton, MA 02186
Phone (617) 313-1000

101 Page St
New Bedford, MA 02740
Phone (508) 961-5425

Interoperability endpoints

  • Direct secure messaging: gqiaoguan252199@direct.bilh.masshiway.net

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 and National Provider Directory roles.

Hospital & facility affiliations 3

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": "1622332800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783382400000",
    "number": "1821664962",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5767 W CENTURY BLVD STE 400",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900455631"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "757 WESTWOOD PLZ STE 7501",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900958358",
            "telephone_number": "310-267-9643",
            "fax_number": "310-267-3840"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "330 Brookline Ave",
            "address_purpose": "LOCATION",
            "city": "Boston",
            "state": "MA",
            "postal_code": "022155400",
            "country_code": "US",
            "telephone_number": "617-667-7000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "QIAO-GUAN",
        "first_name": "GEORGE",
        "middle_name": "SENG",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-05-30",
        "last_updated": "2026-07-07",
        "certification_date": "2026-07-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "CA",
            "license": "A206919",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A206919",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Los Angeles, CA

Sources for this page

Verify at the official NPI Registry.