Rong Zeng, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

C7-0018843 Issued in DE

Practice address

804 N. Dupont Hwy
Milford, DE 19963

Phone

(302) 725-3200

NPI assigned

Apr 18, 2025

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 DE

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

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

{
    "created_epoch": "1744934400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744934400000",
    "number": "1669268223",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "640 SOUTH STATE STREET MAILCODE: 3007",
            "city": "DOVER",
            "state": "DE",
            "postal_code": "19901",
            "telephone_number": "302-725-3557"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "804 N. DUPONT HWY",
            "city": "MILFORD",
            "state": "DE",
            "postal_code": "19963",
            "telephone_number": "302-725-3200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "640 South State Street Mailcode: 3007",
            "address_purpose": "LOCATION",
            "city": "Dover",
            "state": "DE",
            "postal_code": "19901",
            "country_code": "US",
            "telephone_number": "302-725-3557",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ZENG",
        "first_name": "RONG",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-04-18",
        "last_updated": "2025-04-18",
        "certification_date": "2025-03-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "DE",
            "license": "C7-0018843",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nieves Maria Zaldivar, MD
• Zarraga & Zarraga Internal Medicine PA
• Antonio L Zarraga, MD
• Cynthia G Zarraga, MD
• Heidi Maria Zehr, PT
• Joseph Charles Zingaro, PH.D.
• Rachel Elizabeth Zircher
• Wayne Cruz Zwick, M.D.

• Internal Medicine Physician in Milford, DE
• Providers in Milford, DE by specialty
• Internal Medicine Physician in Delaware

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 18, 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.