Individual provider Active NPI

William Allen Rumack, M.D.

  • Orthopaedic Surgery Physician
  • West Hills, CA
National Provider Identifier
1740257542
Registry record updated May 11, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
A79561 Issued in CA
Practice address
7345 Medical Center Dr
Suite #280
West Hills, CA 91307-1937
Phone
(818) 888-2855
Fax
(818) 888-0702
NPI assigned
Mar 1, 2006
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on May 11, 2023

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X K2785 TX
Orthopaedic Surgery Physician 207X00000X DR38255 CO
Orthopaedic Surgery Physician 207X00000X A79561 CA Primary

Addresses

Primary practice location

7345 Medical Center Dr
Suite #280
West Hills, CA 91307-1937

Mailing address

7345 Medical Center Dr
Suite #280
West Hills, CA 91307-1937
Phone (818) 888-2855

Other identifiers 8

IdentifierTypeStateIssuer
1104410001OtherCAMEDICARE DME SUPPLIER #
955118OtherCAQME #
DR 38255OtherCOMEDICAL BOARD OF COLORADO
A79561OtherCAMEDICAL BOARD OF CA
K2785OtherTXMEDICAL BOARD OF TEXAS
W8424MedicaidCA
WA79561BOtherCAMEDICARE PERFORMING
953718732OtherCATAX ID #

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
I20060306000682 CA Practitioner - Orthopedic Surgery 7012923667 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
University of Colorado School of Medicine, Denver, 1996
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

7345 Medical Ctr Dr
Suite 280
West Hills, CA 91307-1937
Phone (818) 888-2855

Hospital & facility affiliations

  • Ensure Home Health Care, Inc Home health agency, Canoga Park, CA, CCN 559492
  • Best Home Health in California, Inc Home health agency, Valley Village, CA, CCN 559245
  • UCLA West Valley Medical Center Hospital, West Hills, CA, CCN 050481

Merit-based Incentive Payment System (MIPS)

Final score
75 of 100Reported as individual

Procedures performed for Medicare patients

ProcedureNumber of procedures
Hip replacement1-10
Knee replacement1-10
Lower limb (leg) arthroscopy (minimally invasive joint repair)1-10
Upper limb (arm) arthroscopy (minimally invasive joint repair)47

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
DR38255COMDOrthopaedic Surgery Physician
K2785TXMDOrthopaedic Surgery Physician
A79561CAMDNeurology Physician

Practice roles (3 of 4)

OrganizationSpecialtyStatusNew patients
Professional Orthopedics Medical Associates Orthopaedic Surgery Current Accepting new patients
West Hills Hospital Past Accepting new patients
Tarzana Medical Center LLC Past Accepting new patients

Locations

3008 Sillect Ave
Ste 100
Bakersfield, CA 93308
Phone (661) 381-7222

7345 Medical Center Dr
Ste 280
West Hills, CA 91307
Phone (818) 888-2855

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: williamrumack@poma.allscriptsdirect.net
  • FHIR API: https://fhir.fhirpoint.open.allscripts.com/fhirroute/open/10067025
  • Direct secure messaging: wrumack1294206@direct.uclahealth.org

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 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": "1141171200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1683763200000",
    "number": "1740257542",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "7345 MEDICAL CENTER DR",
            "address_2": "SUITE #280",
            "city": "WEST HILLS",
            "state": "CA",
            "postal_code": "913071937",
            "telephone_number": "818-888-2855",
            "fax_number": "818-888-0702"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7345 MEDICAL CENTER DR",
            "address_2": "SUITE #280",
            "city": "WEST HILLS",
            "state": "CA",
            "postal_code": "913071937",
            "telephone_number": "818-888-2855",
            "fax_number": "818-888-0702"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RUMACK",
        "first_name": "WILLIAM",
        "middle_name": "ALLEN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-03-01",
        "last_updated": "2023-05-11",
        "certification_date": "2023-05-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "TX",
            "license": "K2785",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "CO",
            "license": "DR38255",
            "primary": false
        },
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "CA",
            "license": "A79561",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE DME SUPPLIER #",
            "identifier": "1104410001",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "QME #",
            "identifier": "955118",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL BOARD OF COLORADO",
            "identifier": "DR 38255",
            "state": "CO"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL BOARD OF CA",
            "identifier": "A79561",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICAL BOARD OF TEXAS",
            "identifier": "K2785",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "W8424",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE PERFORMING",
            "identifier": "WA79561B",
            "state": "CA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TAX ID #",
            "identifier": "953718732",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in West Hills, CA

Sources for this page

Verify at the official NPI Registry.