Fakhar Abbas, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

A176623 Issued in CA

Practice address

38143 Martha Ave
Fremont, CA 94536-3800

Phone

(408) 689-8761

Fax

(408) 689-8761

NPI assigned

Mar 19, 2019

Last updated

Sep 8, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Electronic endpoints 1

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

HospitalistAlso: Internal Medicine

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Khurram Abbass MD IncGroup PAC ID 4183902463, 5 clinicians

Hospitalist Medicine Physicians of California IncGroup PAC ID 8426062027, 120 clinicians

Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Washington Hospital Hospital, Fremont, CA, CCN 050195
• Contra Costa Regional Medical Center Hospital, Martinez, CA, CCN 050276
• Kaiser Foundation Hospital-San Jose Hospital, San Jose, CA, CCN 050604

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 31)

Interoperability endpoints

• Direct secure messaging: fabbas1236509@direct.llu.edu
• Direct secure messaging: fabbas154280@direct.whhs.com
• Direct secure messaging: fabbasmbbs349797@carlehiedirect.net
• Direct secure messaging: fakhar.abbas.1@14468.direct.athenahealth.com
• Direct secure messaging: fakhar.abbas.1@15644.direct.athenahealth.com
• FHIR API: https://api.platform.athenahealth.com/14468/brand/1/csg/1/fhir/r4

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.

• Hospitalist Medicine Physicians of California, Inc

  • Internal Medicine Physician
  • Apple Valley, CA
  • NPI 1184663965
  Medicare reassignment Care Compare group NPD
• Khurram Abbass MD Inc

  • Rheumatology Physician
  • San Jose, CA
  • NPI 1386199446
  Medicare reassignment Care Compare group NPD
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Santa Clara, CA
  • NPI 1073606299
  Medicare reassignment Care Compare group NPD
• Faculty Physicians and Surgeons of Llusm

  • Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
  • Apple Valley, CA
  • NPI 1205009917
  Medicare reassignment NPD
• Fakhar Abbas MD, PC

  • Rheumatology Physician
  • Fremont, CA
  • NPI 1790639060
  NPD Authorized official
• Contra Costa County

  dba West County Adult Mental Health Services

  • Adult Mental Health Clinic/Center
  • San Pablo, CA
  • NPI 1376620336
  Medicare reassignment
• Faculty Physicians and Surgeons of Llusm

  • Neurological Surgery Physician
  • Loma Linda, CA
  • NPI 1194775122
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Ophthalmology Physician
  • Loma Linda, CA
  • NPI 1437109469
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Neurological Surgery Physician
  • Loma Linda, CA
  • NPI 1528018553
  NPD
• Faculty Physicians and Surgeons of Llusm

  • Family Medicine Physician
  • Moreno Valley, CA
  • NPI 1558788331
  NPD
• Permanente Medical Group Inc

  • Internal Medicine Physician
  • Stockton, CA
  • NPI 1548343510
  NPD
• Permanente Medical Group, Inc

  • Clinical Medical Laboratory
  • San Jose, CA
  • NPI 1497971584
  NPD

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

• Contra Costa County

  dba Contra Costa Health

  • General Acute Care Hospital
  • Martinez, CA
  • NPI 1386719086
  Care Compare affiliation
• Kaiser Foundation Hospitals

  dba Kaiser Foundation Hospital San Jose

  • General Acute Care Hospital
  • San Jose, CA
  • NPI 1063582989
  Care Compare affiliation
• Washington Township Hospital District

  dba Washington Hospital

  • General Acute Care Hospital
  • Fremont, CA
  • NPI 1780614685
  Care Compare affiliation

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

{
    "created_epoch": "1552953600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788825600000",
    "number": "1578022422",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "262 LLANO DE LOS ROBLES AVE",
            "city": "SAN JOSE",
            "state": "CA",
            "postal_code": "951364988"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "38143 MARTHA AVE",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "945363800",
            "telephone_number": "408-689-8761",
            "fax_number": "408-689-8761"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 Jose Figueres Ave",
            "address_purpose": "LOCATION",
            "city": "San Jose",
            "state": "CA",
            "postal_code": "951161500",
            "country_code": "US",
            "telephone_number": "408-684-4104 x30466",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11234 Anderson St",
            "address_purpose": "LOCATION",
            "city": "Loma Linda",
            "state": "CA",
            "postal_code": "923501716",
            "country_code": "US",
            "telephone_number": "909-558-4884",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "611 W Park St",
            "address_purpose": "LOCATION",
            "city": "Urbana",
            "state": "IL",
            "postal_code": "618012501",
            "country_code": "US",
            "telephone_number": "217-383-3129",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "8900 Van Wyck Expy",
            "address_purpose": "LOCATION",
            "city": "Jamaica",
            "state": "NY",
            "postal_code": "114182832",
            "country_code": "US",
            "telephone_number": "718-206-6768",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ABBAS",
        "first_name": "FAKHAR",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2019-03-19",
        "last_updated": "2026-09-08",
        "certification_date": "2026-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IL",
            "license": "036162883",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "CA",
            "license": "A176623",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/scalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "Southern California Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "9961 Sierra Ave",
            "city": "Fontana",
            "state": "CA",
            "country_code": "US",
            "postal_code": "923356720",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

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• Internal Medicine Physician in Fremont, CA
• Providers in Fremont, CA by specialty
• Internal Medicine Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 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.