Sydney Chang, M.D.

Primary specialty

Reproductive Endocrinology PhysicianTaxonomy code 207VE0102X

License

U0762 Issued in TX

Practice address

5301 Southwest Pkwy Ste 350
Austin, TX 78735-8985

Phone

(737) 497-9944

Fax

(855) 227-8137

NPI assigned

Sep 18, 2015

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in NY

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Interoperability endpoints

• Direct secure messaging: sydney.chang.1@17469.direct.athenahealth.com

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.

• North Shore-Lij Medical PC

  • Urology Physician
  • Great Neck, NY
  • NPI 1053688572
  NPD (past)

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1442534400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1739232000000",
    "number": "1831568971",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5301 SOUTHWEST PKWY STE 350",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787358985",
            "telephone_number": "737-497-9944",
            "fax_number": "855-227-8137"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5301 SOUTHWEST PKWY STE 350",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787358985",
            "telephone_number": "737-497-9944",
            "fax_number": "855-227-8137"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHANG",
        "first_name": "SYDNEY",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-09-18",
        "last_updated": "2025-02-11",
        "certification_date": "2025-02-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207VE0102X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Reproductive Endocrinology",
            "state": "TX",
            "license": "U0762",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Peter Chang, MD
• Philip Chang, RN, CNS
• PO Hsun Chang, LAC
• Ruby Jean Chang, M.D.
• Susy Fea Hen Chang, RD
• Yu-Ying Chang, ACUPUNCTURIST
• Eric Muh Changeh, APRN
• Changes Counseling Services
• Changing How I Live Life
• Zahid Channa

• Reproductive Endocrinology Physician in Austin, TX
• Providers in Austin, TX by specialty
• Reproductive Endocrinology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.