Derek Sifferlin, RN

Primary specialty

Registered NurseTaxonomy code 163W00000X

License

RN9606613 Issued in FL

Practice address

1600 S Andrews Ave
Fort Lauderdale, FL 33316-2510

Phone

(954) 355-4400

NPI assigned

Sep 1, 2026

Sex

Male

Sole proprietor

Yes

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

Not listed in the public Medicare enrollment file

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

{
    "created_epoch": "1788220800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788220800000",
    "number": "1891603692",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1600 S ANDREWS AVE",
            "city": "FORT LAUDERDALE",
            "state": "FL",
            "postal_code": "333162510"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1600 S ANDREWS AVE",
            "city": "FORT LAUDERDALE",
            "state": "FL",
            "postal_code": "333162510",
            "telephone_number": "954-355-4400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIFFERLIN",
        "first_name": "DEREK",
        "credential": "RN",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2026-09-01",
        "last_updated": "2026-09-01",
        "certification_date": "2026-08-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "FL",
            "license": "RN9606613",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jennah Logan Siegel, APRN
• Laurie Inez Siegel, ARNP
• Stephanie Morgan Siegel
• Nicolas Sierra Narvaez, MD
• Jose A Sierra, MD
• Angela Denise Siffort, CMHC
• Sightlineworks, LLC
• Grant H Sikes, D.C.
• Anita Rao Sikha, MD
• Randal Howard Silbiger, M.D.

• Registered Nurse in Fort Lauderdale, FL
• Providers in Fort Lauderdale, FL by specialty
• Registered Nurse in Florida

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.