Individual provider Active NPI

Sydnee Walker, M.A.,LGPC,NCC

  • Mental Health Counselor
  • Gaithersburg, MD
National Provider Identifier
1083527089
Registry record updated Sep 23, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
LGP18487 Issued in MD
Practice address
101 Lakeforest Blvd
Gaithersburg, MD 20877-2611
Phone
(240) 801-9818
NPI assigned
Sep 23, 2026
Last updated
Sep 23, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Sep 23, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X LGP18487 MD Primary

Addresses

Primary practice location

101 Lakeforest Blvd
Gaithersburg, MD 20877-2611

Mailing address

9617 Marathon Ter Apt 302
Gaithersburg, MD 20878-7300

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": "1790121600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790121600000",
    "number": "1083527089",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9617 MARATHON TER APT 302",
            "city": "GAITHERSBURG",
            "state": "MD",
            "postal_code": "208787300"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "101 LAKEFOREST BLVD",
            "city": "GAITHERSBURG",
            "state": "MD",
            "postal_code": "208772611",
            "telephone_number": "240-801-9818"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "SYDNEE",
        "credential": "M.A.,LGPC,NCC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2026-09-23",
        "last_updated": "2026-09-23",
        "certification_date": "2026-09-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "MD",
            "license": "LGP18487",
            "primary": true
        }
    ],
    "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 23, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.

Verify at the official NPI Registry.