Amber Kathleen Major

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

25500 Point Lookout Rd
Leonardtown, MD 20650-2015

Phone

(301) 475-8981

NPI assigned

May 29, 2025

Sex

Female

Sole proprietor

No

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, DC2 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

Specialty

Physician Assistant

Education

Other, 2025

Medicare assignment

May accept Medicare assignment

Practice addresses (Care Compare)

Hospital & facility affiliations

• Medstar Saint Mary'S Hospital Hospital, Leonardtown, MD, CCN 210028

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

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

  DC

  Medicare reassignment NPD
• Medstar Medical Group II LLC

  • Critical Care Medicine (Internal Medicine) Physician
  • Washington, DC
  • NPI 1205562816
  NPD
• Medstar Medical Group II LLC

  • Internal Medicine Physician
  • Washington, DC
  • NPI 1376887844
  NPD

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

• St Marys Hospital of St Marys County Inc

  • General Acute Care Hospital
  • Leonardtown, MD
  • NPI 1780650473
  Care Compare affiliation

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

{
    "created_epoch": "1748476800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1756166400000",
    "number": "1932092129",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "45579 DRAYDEN RD",
            "city": "VALLEY LEE",
            "state": "MD",
            "postal_code": "206923019"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "25500 POINT LOOKOUT RD",
            "city": "LEONARDTOWN",
            "state": "MD",
            "postal_code": "206502015",
            "telephone_number": "301-475-8981"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MAJOR",
        "first_name": "AMBER",
        "middle_name": "KATHLEEN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-05-29",
        "last_updated": "2025-08-26",
        "certification_date": "2025-08-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Delaney Madden, LCSW-C
• Jennifer Maguire, LCSW-C
• Amy A Magyar, MSN, NP-C
• William Michael Mahaffey, M.D.
• Wanda Mahoney
• Maricel Manalo, PT
• Allison Grace Maratta
• Marcey Halfway House
• Amalia Martin
• Joseph Martinez, PT, DPT

• Physician Assistant in Leonardtown, MD
• Providers in Leonardtown, MD by specialty
• Physician Assistant in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 26, 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.