Individual provider Active NPI

Kathleen Dolan Seipel, MSW

  • Clinical Social Worker
  • Wilmington, DE
National Provider Identifier
1164867917
Registry record updated Feb 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Clinical Social WorkerTaxonomy code 1041C0700X
License
Q1-0001217 Issued in DE
Practice address
1802 W 4TH St
Wilmington, DE 19805-3420
Phone
(302) 655-5822
NPI assigned
May 7, 2013
Last updated
Feb 9, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Feb 9, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Clinical Social Worker 1041C0700X Q1-0001217 DE Primary

Addresses

Primary practice location

1802 W 4TH St
Wilmington, DE 19805-3420

Mailing address

PO Box 151
New Castle, DE 19720-0151
Phone (302) 652-2455

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DE
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: No
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20221108000029 DE Practitioner - Clinical Social Worker 4385011121 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Clinical Social Worker
Education
University of Maryland School of Medicine, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Westside Family Healthcare, Inc.Group PAC ID 6800706599, 58 clinicians

Practice addresses (Care Compare)

1802 W 4TH St
Wilmington, DE 19805-3420
Phone (302) 655-5576

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Family Counseling Center of St. Paul's, Inc. CurrentSince Oct 26, 2022 Accepting new patients
Westside Family Healthcare, Inc. CurrentSince Jun 10, 2024 Accepting new patients
Westside Family Healthcare, Inc. Current Accepting new patients

Locations

1010 W 4th St
Wilmington, DE 19805
Phone (302) 576-4121

1802 W 4th St
Wilmington, DE 19805
Phone (302) 655-5576

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1367884800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770595200000",
    "number": "1164867917",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 151",
            "city": "NEW CASTLE",
            "state": "DE",
            "postal_code": "197200151",
            "telephone_number": "302-652-2455",
            "fax_number": "302-322-6251"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1802 W 4TH ST",
            "city": "WILMINGTON",
            "state": "DE",
            "postal_code": "198053420",
            "telephone_number": "302-655-5822"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SEIPEL",
        "first_name": "KATHLEEN",
        "middle_name": "DOLAN",
        "name_prefix": "Mrs.",
        "credential": "MSW",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2013-05-07",
        "last_updated": "2026-02-09",
        "certification_date": "2026-02-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "1041C0700X",
            "taxonomy_group": "",
            "desc": "Social Worker, Clinical",
            "state": "DE",
            "license": "Q1-0001217",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wilmington, DE

Sources for this page

Verify at the official NPI Registry.