Individual provider Active NPI

William C Liaw, M.D.

  • Internal Medicine Physician
  • Wellesley, MA
National Provider Identifier
1912954611
Registry record updated Jun 26, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
154021 Issued in MA
Practice address
40 Walnut St Ste 102
Wellesley, MA 02481-2175
Phone
(781) 943-3000
Fax
(781) 943-3001
NPI assigned
May 28, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 26, 2019

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 154021 MA Primary

Addresses

Primary practice location

40 Walnut St Ste 102
Wellesley, MA 02481-2175

Mailing address

40 Walnut Street
Suite 102
Wellesley, MA 02481-2102
Phone (781) 943-3000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
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
I20101102000255 MA Practitioner - Internal Medicine 7012101215 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
University of Virginia School of Medicine, 1994
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Newton Wellesley Primary Care P CGroup PAC ID 2961471255, 8 clinicians

Practice addresses (Care Compare)

40 Walnut St
Suite 102
Wellesley, MA 02481-2175
Phone (781) 943-3000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Newton Wellesley Primary Care P C Internal Medicine CurrentSince Aug 5, 1997 Accepting new patients
Newton Wellesley Ambulatory Services PastSince Aug 5, 1997 Accepting new patients

Locations

40 Walnut St
Ste 102
Wellesley Hills, MA 02481
Phone (781) 943-3000

Interoperability endpoints

  • Direct secure messaging: liaw.william.nwpc@direct.partners.masshiway.net

Organizations & group practices 2

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 8

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": "1148774400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1561507200000",
    "number": "1912954611",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "40 WALNUT STREET",
            "address_2": "SUITE 102",
            "city": "WELLESLEY",
            "state": "MA",
            "postal_code": "024812102",
            "telephone_number": "781-943-3000",
            "fax_number": "781-943-3037"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "40 WALNUT ST STE 102",
            "city": "WELLESLEY",
            "state": "MA",
            "postal_code": "024812175",
            "telephone_number": "781-943-3000",
            "fax_number": "781-943-3001"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LIAW",
        "first_name": "WILLIAM",
        "middle_name": "C",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-28",
        "last_updated": "2019-06-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "154021",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wellesley, MA

Sources for this page

Verify at the official NPI Registry.