Individual provider Active NPI

Alexandra Claire Lesniak

  • Mental Health Counselor
  • Gaithersburg, MD
National Provider Identifier
1043120033
Registry record updated Sep 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
LGP18465 Issued in MD
Practice address
9053 Shady Grove CT
Gaithersburg, MD 20877-1301
Phone
(240) 810-3790
NPI assigned
Sep 10, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 10, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X LGP18465 MD Primary
Mental Health Counselor 101YM0800X LGPC200012721 DC

Addresses

Primary practice location

9053 Shady Grove CT
Gaithersburg, MD 20877-1301

Mailing address

9053 Shady Grove CT
Gaithersburg, MD 20877-1301
Phone (240) 810-3790

Other practice location 1

2600 Virginia Ave NW Ste 206
Washington, DC 20037-1945
Phone (240) 810-3790

Medicare participation

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

NPI Registry JSON

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

{
    "created_epoch": "1788998400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788998400000",
    "number": "1043120033",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9053 SHADY GROVE CT",
            "city": "GAITHERSBURG",
            "state": "MD",
            "postal_code": "208771301",
            "telephone_number": "240-810-3790"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9053 SHADY GROVE CT",
            "city": "GAITHERSBURG",
            "state": "MD",
            "postal_code": "208771301",
            "telephone_number": "240-810-3790"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2600 Virginia Ave NW Ste 206",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200371945",
            "country_code": "US",
            "telephone_number": "240-810-3790",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LESNIAK",
        "first_name": "ALEXANDRA",
        "middle_name": "CLAIRE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-09-10",
        "last_updated": "2026-09-10",
        "certification_date": "2026-09-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "MD",
            "license": "LGP18465",
            "primary": true
        },
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "DC",
            "license": "LGPC200012721",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Gaithersburg, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.