Individual provider Active NPI

Seth M Blee, PT

  • Physical Therapist
  • Alexandria, VA
National Provider Identifier
1336148592
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical TherapistTaxonomy code 225100000X
License
2305202533 Issued in VA
Practice address
5999 Stevenson Ave
Suite 400
Alexandria, VA 22304-3304
Phone
(703) 751-0502
Fax
(703) 751-0976
NPI assigned
Jul 20, 2005
Sex
Male
Sole proprietor
No

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
2305202533VAMDPhysical Therapist

Specialties & licenses 1

NPPES NPI Registry
Specialty (taxonomy)CodeLicenseStatePrimary
Physical Therapist 225100000X 2305202533 VA Primary

Addresses

NPPES NPI Registry

Primary practice location

5999 Stevenson Ave
Suite 400
Alexandria, VA 22304-3304

Mailing address

9900 Main St
Suite 200a
Fairfax, VA 22031-3907
Phone (703) 279-4394

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Jul 13, 2026.

{
    "created_epoch": "1121817600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1336148592",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9900 MAIN ST",
            "address_2": "SUITE 200A",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220313907",
            "telephone_number": "703-279-4394",
            "fax_number": "703-279-4214"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5999 STEVENSON AVE",
            "address_2": "SUITE 400",
            "city": "ALEXANDRIA",
            "state": "VA",
            "postal_code": "223043304",
            "telephone_number": "703-751-0502",
            "fax_number": "703-751-0976"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BLEE",
        "first_name": "SETH",
        "middle_name": "M",
        "credential": "PT",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-07-20",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "225100000X",
            "taxonomy_group": "",
            "desc": "Physical Therapist",
            "state": "VA",
            "license": "2305202533",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Alexandria, VA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.