Luke Matthew Walker, NP

Primary specialty

Acute Care Nurse PractitionerTaxonomy code 363LA2100X

License

R234041 Issued in MD

Practice address

4760 Leyden Way
Ellicott City, MD 21042-7708

Phone

(443) 468-5294

NPI assigned

Mar 4, 2025

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in MD

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 1

Specialty

Nurse Practitioner

Education

Other, 2024

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Medstar Medical Group II LLCGroup PAC ID 0547413825, 3,726 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Medstar Harbor Hospital Hospital, Baltimore, MD, CCN 210034

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

Practice roles

Locations

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

• Medstar Medical Group II LLC

  • General Practice Physician
  • Baltimore, MD
  • NPI 1184046187
  Medicare reassignment Care Compare group NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Harbor Hospital, Inc.

  • General Acute Care Hospital
  • Baltimore, MD
  • NPI 1720175623
  Care Compare affiliation

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

{
    "created_epoch": "1741046400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741046400000",
    "number": "1104624402",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4760 LEYDEN WAY",
            "city": "ELLICOTT CITY",
            "state": "MD",
            "postal_code": "210427708",
            "telephone_number": "443-468-5294"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4760 LEYDEN WAY",
            "city": "ELLICOTT CITY",
            "state": "MD",
            "postal_code": "210427708",
            "telephone_number": "443-468-5294"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WALKER",
        "first_name": "LUKE",
        "middle_name": "MATTHEW",
        "credential": "NP",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2025-03-04",
        "last_updated": "2025-03-04",
        "certification_date": "2025-03-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "MD",
            "license": "R234041",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Wal-Mart Stores East, LP
• Walgreen Co
• Walgreen Co
• Walgreen Co
• Walgreen Co.
• Anne McCauley Waller, LCSW-C, MSW
• Tasha Walls, LGSW
• Bryan Walsh, ND
• Sheaffer A. Walton, M.AC., L.AC.
• Kerstin Waltz, OT

• Acute Care Nurse Practitioner in Ellicott City, MD
• Providers in Ellicott City, MD by specialty
• Acute Care Nurse Practitioner in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.