Organization Active NPI

Dr Ellen Marshall

  • Clinical Social Worker
  • Lewes, DE
National Provider Identifier
1952104846
Registry record updated Feb 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
Legal business name
DR ELLEN MARSHALL
Practice address
17527 Nassau Commons Blvd Ste 101
Lewes, DE 19958-6283
Phone
(302) 381-5265
NPI assigned
Mar 28, 2025
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Feb 6, 2026

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

Authorized official

Name
Ellen K Marshall, LCSWNPI 1699542837
Title
Business Owner
Phone
(302) 381-5265

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Family PsychologistGroup: 193200000X MULTI-SPECIALTY GROUP 103TF0000X
Clinical Social WorkerGroup: 193400000X SINGLE SPECIALTY GROUP 1041C0700X Primary

Addresses

Primary practice location

17527 Nassau Commons Blvd Ste 101
Lewes, DE 19958-6283

Mailing address

19606 Coastal Hwy Unit 106
Rehoboth Beach, DE 19971-8576
Phone (302) 381-5265

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DE

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20250408000119 DE Part B Supplier - Clinic/Group Practice 9739603150 Receives reassigned benefits from 1 practitioner
Practice locations: Rehoboth Beach, DE

National Provider Directory

National Provider Directory

Locations

19606 Coastal Hwy
Unit 106
Rehoboth Beach, DE 19971
Phone (302) 260-9439

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1743120000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1770336000000",
    "number": "1952104846",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "19606 COASTAL HWY UNIT 106",
            "city": "REHOBOTH BEACH",
            "state": "DE",
            "postal_code": "199718576",
            "telephone_number": "302-381-5265"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "17527 NASSAU COMMONS BLVD STE 101",
            "city": "LEWES",
            "state": "DE",
            "postal_code": "199586283",
            "telephone_number": "302-381-5265"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DR ELLEN MARSHALL",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-03-28",
        "last_updated": "2026-02-06",
        "certification_date": "2026-02-06",
        "status": "A",
        "authorized_official_last_name": "MARSHALL",
        "authorized_official_first_name": "ELLEN",
        "authorized_official_middle_name": "K",
        "authorized_official_title_or_position": "BUSINESS OWNER",
        "authorized_official_telephone_number": "302-381-5265",
        "authorized_official_credential": "LCSW"
    },
    "taxonomies": [
        {
            "code": "103TF0000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Psychologist, Family",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "1041C0700X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Social Worker, Clinical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lewes, DE

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.