Individual provider Active NPI

William Park, MD

  • Anesthesiology Physician
  • Woodland Hills, CA
National Provider Identifier
1083061154
Registry record updated May 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
A186058 Issued in CA
Practice address
5601 De Soto Ave
Woodland Hills, CA 91367-6701
Phone
(833) 574-2273
NPI assigned
May 18, 2016
Last updated
May 13, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 13, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pain Medicine (Anesthesiology) Physician 207LP2900X 21206 NV
Anesthesiology Physician 207L00000X A186058 CA Primary

Addresses

Primary practice location

5601 De Soto Ave
Woodland Hills, CA 91367-6701

Mailing address

5601 De Soto Ave
Woodland Hills, CA 91367-6701

Other practice location 1

1425 N Randall Rd
Elgin, IL 60123-2300
Phone (847) 742-9800

Electronic endpoints 3

TypeEndpointUseAffiliation
CONNECT URL https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service Other ABILITY Network
Direct Messaging Address wpark447189@direct.myadvocateaurora.org Direct
FHIR URL https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NV, AZ, IL3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20210826000680 NV Practitioner - Pain Management 7214221803 Reassigns benefits to 1 organization
I20250902002469 AZ Practitioner - Anesthesiology 7214221803 Reassigns benefits to 1 organization
I20260106002136 IL Practitioner - Anesthesiology 7214221803 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
R Franklin University of Med & Sci/Chicago Medical School, 2016
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1425 N Randall Rd
Elgin, IL 60123-2300
Phone (847) 742-9800

214 McHenry Rd
Buffalo Grove, IL 60089-6748
Phone (847) 459-1160

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A186058CAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Banner Hospital Based Physicians Arizona LLC CurrentSince Oct 15, 2025 Accepting new patients
Banner Hospital Based Physicians Arizona LLC Current Accepting new patients
Advocate Health and Hospitals Corporation CurrentSince Dec 21, 2025 Accepting new patients
Fabito Anesthesia & Pain Specialists PC Anesthesiology CurrentSince Sep 1, 2021 Accepting new patients
Advocate Health & Hospitals Corp. CurrentSince Dec 21, 2025 Accepting new patients
Banner Hospital Based Physicians Arizona LLC CurrentSince Oct 15, 2025 Accepting new patients

Locations

1900 N Higley Rd
Gilbert, AZ 85234
Phone (480) 543-2000

1400 S Dobson Rd
Mesa, AZ 85202
Phone (480) 412-3000

1111 E McDowell Rd
Phoenix, AZ 85006
Phone (602) 239-2000

214 McHenry Rd
Buffalo Grove, IL 60089
Phone (847) 459-1160

29373 Network Pl
Chicago, IL 60673

1425 N Randall Rd
Elgin, IL 60123
Phone (224) 783-5437

1000 N Green Valley Pkwy
#440533
Henderson, NV 89074

1748 W Horizon Ridge Pkwy
Henderson, NV 89012
Phone (702) 966-2435

Interoperability endpoints

  • Direct secure messaging: wpark351332@christushealth.direct-ci.net

Organizations & group practices 7

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.

Hospital & facility affiliations 2

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": "1463529600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778630400000",
    "number": "1083061154",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5601 DE SOTO AVE",
            "city": "WOODLAND HILLS",
            "state": "CA",
            "postal_code": "913676701"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5601 DE SOTO AVE",
            "city": "WOODLAND HILLS",
            "state": "CA",
            "postal_code": "913676701",
            "telephone_number": "833-574-2273"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1425 N Randall Rd",
            "address_purpose": "LOCATION",
            "city": "Elgin",
            "state": "IL",
            "postal_code": "601232300",
            "country_code": "US",
            "telephone_number": "847-742-9800",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "PARK",
        "first_name": "WILLIAM",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-05-18",
        "last_updated": "2026-05-13",
        "certification_date": "2026-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207LP2900X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Pain Medicine",
            "state": "NV",
            "license": "21206",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CA",
            "license": "A186058",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.667.2",
            "affiliationName": "ABILITY Network",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "1425 N Randall Rd",
            "city": "Elgin",
            "state": "IL",
            "country_code": "US",
            "postal_code": "601232300",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "wpark447189@direct.myadvocateaurora.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1425 N Randall Rd",
            "city": "Elgin",
            "state": "IL",
            "country_code": "US",
            "postal_code": "601232300",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
            "affiliation": "N",
            "address_1": "1425 N Randall Rd",
            "city": "Elgin",
            "state": "IL",
            "country_code": "US",
            "postal_code": "601232300",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Woodland Hills, CA

Sources for this page

Verify at the official NPI Registry.