NPIMap

Individual provider Active NPI

Steve Won-Tze Chang, MD

  • Neurological Surgery Physician
  • Chandler, AZ
National Provider Identifier
1154501294
Registry record updated May 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurological Surgery PhysicianTaxonomy code 207T00000X
License
42069 Issued in AZ
Practice address
1875 W Frye Rd Ste 300
Chandler, AZ 85224-6184
Phone
(602) 406-3112
Fax
(602) 406-4187
NPI assigned
Nov 6, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 8, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Neurological Surgery Physician 207T00000X 42069 AZ Primary

Addresses

Primary practice location

1875 W Frye Rd Ste 300
Chandler, AZ 85224-6184

Mailing address

2910 N 3Rd Ave # 200
Phoenix, AZ 85013-4434
Phone (602) 406-3112

Other practice location 1

2910 N 3rd Ave
Phoenix, AZ 85013-4434
Phone (602) 406-3112

Other identifiers 1

IdentifierTypeStateIssuer
434630MedicaidAZ

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in AZ
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20090713000190 AZ Practitioner - Neurosurgery 9133271729 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Neurosurgery
Education
University of North Carolina at Chapel Hill School of Medicine, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Neurosurgical Associates LTDGroup PAC ID 8820993967, 76 clinicians

Practice addresses (Care Compare)

2910 N 3Rd Ave
Suite 200
Phoenix, AZ 85013-4434
Phone (602) 406-3181

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Spinal fusion237
Laminectomy or laminotomy (partial removal of spine bones)48

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
42069AZMDNeurological Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Neurosurgical Associates, LTD Neurological Surgery CurrentSince Jul 1, 2009 Accepting new patients
Neurosurgical Associates, LTD Neurological Surgery CurrentSince Jul 1, 2009 Accepting new patients

Locations

1875 W Frye Rd
Ste 300
Chandler, AZ 85224
Phone (480) 917-5600

2910 N 3rd Ave
Phoenix, AZ 85013
Phone (602) 406-3008

2910 N 3rd Ave
Ste 200
Phoenix, AZ 85013
Phone (602) 406-3181

2910 N 3rd Ave
#200
Phoenix, AZ 85013
Phone (602) 406-3008

Interoperability endpoints

  • Direct secure messaging: steve.chang.1@31799.direct.athenahealth.com
  • Direct secure messaging: steve.chang@764.direct.myezyaccess.com

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 7

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": "1194307200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746662400000",
    "number": "1154501294",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2910 N 3RD AVE # 200",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850134434",
            "telephone_number": "602-406-3112",
            "fax_number": "602-406-4187"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1875 W FRYE RD STE 300",
            "city": "CHANDLER",
            "state": "AZ",
            "postal_code": "852246184",
            "telephone_number": "602-406-3112",
            "fax_number": "602-406-4187"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2910 N 3rd Ave",
            "address_purpose": "LOCATION",
            "city": "Phoenix",
            "state": "AZ",
            "postal_code": "850134434",
            "country_code": "US",
            "telephone_number": "602-406-3112",
            "fax_number": "602-406-4187",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHANG",
        "first_name": "STEVE",
        "middle_name": "WON-TZE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-11-06",
        "last_updated": "2025-05-08",
        "certification_date": "2025-05-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "AZ",
            "license": "42069",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "434630",
            "state": "AZ"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Chandler, AZ

Sources for this page

Verify at the official NPI Registry.