Individual provider Active NPI

Elliot Christopher Williams, M.D.

  • Surgical Critical Care Physician
  • San Diego, CA
National Provider Identifier
1447660055
Registry record updated Sep 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgical Critical Care PhysicianTaxonomy code 2086S0102X
License
A140929 Issued in CA
Practice address
200 W Arbor Dr
San Diego, CA 92103-9000
Phone
(800) 926-8273
NPI assigned
May 5, 2014
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 4, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Trauma Surgery Physician 2086S0127X A140929 CA
Surgery Physician 208600000X A140929 CA
Surgical Critical Care Physician 2086S0102X A140929 CA Primary

Addresses

Primary practice location

200 W Arbor Dr
San Diego, CA 92103-9000

Mailing address

File 57326
Los Angeles, CA 90074-7326
Phone (800) 926-8273

Other practice location 1

9300 Campus Point Dr
LA Jolla, CA 92037-1300
Phone (800) 926-8273

Other practice location 2

2823 Fresno St
Fresno, CA 93721-1324
Phone (559) 443-2682

Medicare participation

Medicare enrollment files
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

Enrollment IDStateProvider typePAC IDDetails
I20220610001282 CA Practitioner - General Surgery 0840678447 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
University of California, San Diego School of Medicine, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

2823 Fresno St
Fresno, CA 93721-1324
Phone (559) 459-6000

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hernia repair - groin (open)1-10
Upper gastrointestinal (GI) endoscopy for acid reflux1-10
Removal of tissue1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A140929CAMDTrauma Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Central California Faculty Medical Group, Inc. Current Accepting new patients
Usc Care Medical Group, Inc CurrentSince Jul 1, 2022 Accepting new patients
Usc Care Medical Group, Inc CurrentSince Jul 1, 2022 Accepting new patients
Central California Faculty Medical Group, Inc. CurrentSince Dec 1, 2024 Accepting new patients
University Faculty Associates, Inc. CurrentSince Oct 1, 2023 Accepting new patients
United Health Centers of the San Joaquin Valley Past Accepting new patients
Family Healthcare Network Past Accepting new patients
Fresno Community Hospital and Medical Center Past Accepting new patients

Locations

420 34th St
Bakersfield, CA 93301
Phone (661) 324-4647

2625 E Divisadero St
Fresno, CA 93721
Phone (559) 453-5200

2335 E Kashian Ln
Ste 240
Fresno, CA 93701
Phone (559) 320-0545

255 N Herwaldt Dr
Fresno, CA 93701
Phone (559) 459-7300

2823 Fresno St
Fresno, CA 93721
Phone (559) 459-3965

2335 E Kashian Ln
Ste 410
Fresno, CA 93701
Phone (559) 266-4100

1520 San Pablo St
Los Angeles, CA 90033
Phone (323) 442-5849

Interoperability endpoints

  • Direct secure messaging: elliot.williams.1@17661.direct.athenahealth.com

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": "1399248000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788480000000",
    "number": "1447660055",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 57326",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900747326",
            "telephone_number": "800-926-8273"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 W ARBOR DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921039000",
            "telephone_number": "800-926-8273"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9300 Campus Point Dr",
            "address_purpose": "LOCATION",
            "city": "LA Jolla",
            "state": "CA",
            "postal_code": "920371300",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "2823 Fresno St",
            "address_purpose": "LOCATION",
            "city": "Fresno",
            "state": "CA",
            "postal_code": "937211324",
            "country_code": "US",
            "telephone_number": "559-443-2682",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "ELLIOT",
        "middle_name": "CHRISTOPHER",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-05-05",
        "last_updated": "2026-09-04",
        "certification_date": "2026-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2086S0127X",
            "taxonomy_group": "",
            "desc": "Surgery, Trauma Surgery",
            "state": "CA",
            "license": "A140929",
            "primary": false
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A140929",
            "primary": false
        },
        {
            "code": "2086S0102X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Critical Care",
            "state": "CA",
            "license": "A140929",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.