Individual provider Active NPI

Lydia Besterfeldt

  • Psychiatric/Mental Health Nurse Practitioner
  • McLean, VA
National Provider Identifier
1265929442
Registry record updated Sep 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
95013060 Issued in CA
Practice address
6862 Elm St Ste 450
MC Lean, VA 22101-3838
Phone
(703) 260-6650
NPI assigned
Apr 13, 2018
Last updated
Sep 11, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 11, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse Practitioner 363LP0808X 95013060 CA Primary

Addresses

Primary practice location

6862 Elm St Ste 450
MC Lean, VA 22101-3838

Mailing address

6862 Elm St Ste 450
MC Lean, VA 22101-3838

Other practice location 1

20680 Seneca Meadows Pkwy Ste 206
Germantown, MD 20876-7029
Phone (301) 339-8027

Other names 1

  • Lydia Wilkerson Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20240403001117 DC Practitioner - Nurse Practitioner 9234566308 Reassigns benefits to 1 organization
I20240416002231 VA Practitioner - Nurse Practitioner 9234566308 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
California University of Science and Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Privia Medical Group, LLCGroup PAC ID 4385682061, 1,522 clinicians

Practice addresses (Care Compare)

9470 Annapolis Rd
Suite 309
Lanham, MD 20706-3022
Phone (202) 832-1800

950 N Glebe Rd
Suite 700
Arlington, VA 22203-4173

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Privia Medical Group, LLC CurrentSince Oct 30, 2023 Accepting new patients
Privia Medical Group, LLC CurrentSince Oct 30, 2023 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

20680 Seneca Meadows Pkwy
Ste 206
Germantown, MD 20876
Phone (301) 339-8027

9470 Annapolis Rd
Ste 309
Lanham, MD 20706
Phone (202) 832-1800

950 N Glebe Rd
Ste 700
Arlington, VA 22203
Phone (484) 228-1065

8644 Sudley Rd
#220
Manassas, VA 20110

Interoperability endpoints

  • Direct secure messaging: lydia.besterfeldt.1@8042.direct.athenahealth.com

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": "1523577600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1265929442",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6862 ELM ST STE 450",
            "city": "MC LEAN",
            "state": "VA",
            "postal_code": "221013838"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6862 ELM ST STE 450",
            "city": "MC LEAN",
            "state": "VA",
            "postal_code": "221013838",
            "telephone_number": "703-260-6650"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "20680 Seneca Meadows Pkwy Ste 206",
            "address_purpose": "LOCATION",
            "city": "Germantown",
            "state": "MD",
            "postal_code": "208767029",
            "country_code": "US",
            "telephone_number": "301-339-8027",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "BESTERFELDT",
        "first_name": "LYDIA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-13",
        "last_updated": "2025-09-11",
        "certification_date": "2024-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "CA",
            "license": "95013060",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LYDIA",
            "last_name": "WILKERSON",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in McLean, VA

Sources for this page

Verify at the official NPI Registry.