NPIMap

Individual provider Active NPI

Linda P Hsu, MD

  • Geriatric Medicine (Internal Medicine) Physician
  • Downey, CA
National Provider Identifier
1679682876
Registry record updated Mar 27, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Geriatric Medicine (Internal Medicine) PhysicianTaxonomy code 207RG0300X
License
A77291 Issued in CA
Practice address
12105 Paramount Blvd
Downey, CA 90242-2309
Phone
(562) 867-2796
Fax
(562) 867-0738
NPI assigned
Aug 30, 2006
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 27, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Geriatric Medicine (Internal Medicine) Physician 207RG0300X A77291 CA Primary

Addresses

Primary practice location

12105 Paramount Blvd
Downey, CA 90242-2309

Mailing address

411 E Huntington Dr #107 - 359
Arcadia, CA 91106-3731
Phone (562) 867-2796

Other identifiers 1

IdentifierTypeStateIssuer
00A772910MedicaidCA

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address Linda.Hsu@25092196335620.direct.elationemr.com Direct

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
I20041019000772 CA Practitioner - Internal MedicinePractitioner - Geriatric Medicine 4880655307 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal MedicineAlso: Geriatric Medicine
Education
Other, 1998
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Dr. Linda Hsu a Professional CorporationGroup PAC ID 9931101318, 2 clinicians

Practice addresses (Care Compare)

11101 La Reina Ave
Downey, CA 90241-4237

411 E Huntington Dr 107 -
Suite 359
Arcadia, CA 91106-3731

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as individual

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
77291CAMDMental Health Counselor
A77291CAMDGeriatric Medicine (Internal Medicine) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Dr. Linda Hsu a Professional Corporation CurrentSince Jan 25, 2005 Accepting new patients
Coast Plaza Doctors Hospital Past Accepting new patients
Los Alamitos Medical Center, Inc. Past Accepting new patients
University of California Irvine Past Accepting new patients

Locations

411 E Huntington Dr
Ste 107
Arcadia, CA 91006
Phone (626) 227-3848

16910 Woodruff Ave
Bellflower, CA 90706
Phone (562) 867-1761

12105 Paramount Blvd
Downey, CA 90242
Phone (562) 867-2796

11101 La Reina Ave
#101
Downey, CA 90241
Phone (562) 867-2796

12601 Garden Grove Blvd
Garden Grove, CA 92843
Phone (714) 537-5160

2070 Century Park E
Los Angeles, CA 90067
Phone (310) 772-4100

1711 W Temple St
Los Angeles, CA 90026
Phone (213) 989-6100

13132 Studebaker Rd
Ste 10
Norwalk, CA 90650
Phone (562) 280-7176

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: linda.hsu@25092196335620.direct.elationemr.com

Ownership & related parties

All facility ownership & control disclosures 1

Facilities whose Medicare enrollment lists this provider’s PECOS associate ID as an owner or managing party.

FacilityTypeRoleSince
Marlora Post Acute Rehabilitation HospitalLong Beach, CA, CCN 056234 Skilled nursing facility Operational/Managerial Control
Adp of the SNF		 Apr 20, 2022
Apr 20, 2022

Owned or controlled facilities with NPI records 1

Facilities whose Medicare enrollment lists this provider as an owner, officer, director or managing party.

  • Marlora Investments, LLC

    dba Marlora Post Acute Rehabilitation Hospital

    • Skilled Nursing Facility
    • Long Beach, CA
    • NPI 1366438129

    Adp of the SNF, Operational/Managerial Control

    CMS ownership

Organizations & group practices 4

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 16

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

View all 16

NPI Registry JSON

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

{
    "created_epoch": "1156896000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1743033600000",
    "number": "1679682876",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "411 E HUNTINGTON DR #107 - 359",
            "city": "ARCADIA",
            "state": "CA",
            "postal_code": "911063731",
            "telephone_number": "562-867-2796",
            "fax_number": "562-867-0378"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12105 PARAMOUNT BLVD",
            "city": "DOWNEY",
            "state": "CA",
            "postal_code": "902422309",
            "telephone_number": "562-867-2796",
            "fax_number": "562-867-0738"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HSU",
        "first_name": "LINDA",
        "middle_name": "P",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2006-08-30",
        "last_updated": "2025-03-27",
        "certification_date": "2025-03-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Geriatric Medicine",
            "state": "CA",
            "license": "A77291",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A772910",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "Linda.Hsu@25092196335620.direct.elationemr.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "11101 LA REINA AVE",
            "address_2": "STE 101",
            "city": "DOWNEY",
            "state": "CA",
            "country_code": "US",
            "postal_code": "902414237",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Downey, CA

Sources for this page

Verify at the official NPI Registry.