Individual provider Active NPI

William Giles Stuart Mackenzie, M.D.

  • Pediatric Orthopaedic Surgery Physician
  • Wilmington, DE
National Provider Identifier
1952744898
Registry record updated Sep 4, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Orthopaedic Surgery PhysicianTaxonomy code 207XP3100X
License
C1-0013223 Issued in DE
Practice address
1600 Rockland Rd
Wilmington, DE 19803
Phone
(302) 651-4200
Fax
(302) 651-4945
NPI assigned
Apr 10, 2013
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 4, 2019

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Pediatric Orthopaedic Surgery Physician 207XP3100X C1-0013223 DE Primary

Addresses

Primary practice location

1600 Rockland Rd
Wilmington, DE 19803

Mailing address

PO Box 191
Rockland, DE 19732-0191
Phone (302) 651-4200

Other practice location 1

622 W 168th St Ph 11
New York, NY 10032-3720
Phone (212) 305-5974

Other practice location 2

622 W 168th St Ph 11
New York, NY 10032-3720
Phone (212) 305-5974

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DE, FL2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20191016001337 DE Practitioner - Orthopedic Surgery 4587995956 Reassigns benefits to 1 organization
I20250108002802 FL Practitioner - Orthopedic Surgery 4587995956 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Other, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
The Nemours FoundationGroup PAC ID 9537072483, shared by 5 NPIs, 249 clinicians

Practice addresses (Care Compare)

1600 Rockland Rd
Wilmington, DE 19803-3607
Phone (302) 651-4200

6535 Nemours Pkwy
Orlando, FL 32827-7884
Phone (407) 567-4000

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
The Nemours Foundation CurrentSince Nov 30, 2024 Accepting new patients
The Nemours Foundation CurrentSince Aug 28, 2019 Accepting new patients
The Nemours Foundation Current Accepting new patients
The Nemours Foundation CurrentSince Aug 28, 2019 Accepting new patients

Locations

1600 Rockland Rd
Wilmington, DE 19803

807 Childrens Way
Jacksonville, FL 32207
Phone (904) 390-3600

10140 Centurion Pkwy N
Jacksonville, FL 32256
Phone (904) 697-4100

6535 Nemours Pkwy
Orlando, FL 32827
Phone (407) 567-4000

Interoperability endpoints

  • Direct secure messaging: wmackenzie73732@direct.nemours.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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 1

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": "1365552000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1567555200000",
    "number": "1952744898",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 191",
            "city": "ROCKLAND",
            "state": "DE",
            "postal_code": "197320191",
            "telephone_number": "302-651-4200",
            "fax_number": "302-651-4945"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1600 ROCKLAND RD",
            "city": "WILMINGTON",
            "state": "DE",
            "postal_code": "19803",
            "telephone_number": "302-651-4200",
            "fax_number": "302-651-4945"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "622 W 168th St Ph 11",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100323720",
            "country_code": "US",
            "telephone_number": "212-305-5974",
            "fax_number": "212-305-6193",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "622 W 168th St Ph 11",
            "address_purpose": "LOCATION",
            "city": "New York",
            "state": "NY",
            "postal_code": "100323720",
            "country_code": "US",
            "telephone_number": "212-305-5974",
            "fax_number": "212-305-6193",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MACKENZIE",
        "first_name": "WILLIAM",
        "middle_name": "GILES STUART",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-04-10",
        "last_updated": "2019-09-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207XP3100X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery, Pediatric Orthopaedic Surgery",
            "state": "DE",
            "license": "C1-0013223",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wilmington, DE

Sources for this page

Verify at the official NPI Registry.