Individual provider Active NPI

Victoria Siefert, OTR/L

  • Occupational Therapist
  • Warren, NJ
National Provider Identifier
1629998927
Registry record updated Jul 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Occupational TherapistTaxonomy code 225X00000X
License
46TR01204300 Issued in NJ
Practice address
57 Mount Bethel Rd
Warren, NJ 07059-5606
Phone
(908) 364-9909
NPI assigned
Jul 16, 2026
Last updated
Jul 16, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Occupational Therapist 225X00000X 46TR01204300 NJ Primary

Addresses

Primary practice location

57 Mount Bethel Rd
Warren, NJ 07059-5606

Mailing address

45 Wynwood Dr
Monmouth Junction, NJ 08852-2024
Phone (908) 328-5137

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

Care Compare profile

Medicare Care Compare
Specialty
Occupational Therapist in Private Practice
Education
Other, 2024
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

500 W Jefferson St
Louisville, KY 40202-2881

PO Box
Suite 69211
Baltimore, MD 21264

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

NPI Registry JSON

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

{
    "created_epoch": "1784160000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784160000000",
    "number": "1629998927",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "45 WYNWOOD DR",
            "city": "MONMOUTH JUNCTION",
            "state": "NJ",
            "postal_code": "088522024",
            "telephone_number": "908-328-5137"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "57 MOUNT BETHEL RD",
            "city": "WARREN",
            "state": "NJ",
            "postal_code": "070595606",
            "telephone_number": "908-364-9909"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEFERT",
        "first_name": "VICTORIA",
        "name_prefix": "Mrs.",
        "credential": "OTR/L",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-07-16",
        "last_updated": "2026-07-16",
        "certification_date": "2026-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225X00000X",
            "taxonomy_group": "",
            "desc": "Occupational Therapist",
            "state": "NJ",
            "license": "46TR01204300",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Warren, NJ

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.