Michael Robert Armstrong, PA-C

Primary specialty

Medical Physician AssistantTaxonomy code 363AM0700X

License

0110003723 Issued in VA

Practice address

4375 Fair Lakes CT
Fairfax, VA 22033-4234

Phone

(571) 432-2600

NPI assigned

May 25, 2006

Last updated

Jun 18, 2025By the provider in NPPES

Sex

Male

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 DC

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

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://915c31a9-c72e-45b9-87e6-b62da9b7e18b.gastro.prod.fhir.ema-api.com/fhir/r4/

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.

• Privia Medical Group, LLC

  • Internal Medicine Physician
  • Arlington, VA
  • NPI 1013042480

  DC

  Medicare reassignment NPD
• Orthovirginia Inc.

  • Multi-Specialty Clinic/Center
  • Fairfax, VA
  • NPI 1588066740

  DC

  Medicare reassignment
• Orthovirginia, Inc

  • Physical Medicine & Rehabilitation Physician
  • Arlington, VA
  • NPI 1376411413
  NPD
• Orthovirginia, Inc.

  • Orthopaedic Surgery Physician
  • Alexandria, VA
  • NPI 1518584796

  Physician Assistant

  NPD
• Privia Medical Group, LLC

  • Pain Medicine (Psychiatry & Neurology) Physician
  • Rockville, MD
  • NPI 1811715436
  NPD
• Elite Healthcare Systems, Inc

  • Urgent Care Clinic/Center
  • Delray Beach, FL
  • NPI 1538199237
  NPD (past)
• Emergency Specialists of Wellington LLC

  • Emergency Medicine Physician
  • Wellington, FL
  • NPI 1720038391

  Physician Assistant

  NPD (past)
• Moshe E Hirth MD PA

  • Gastroenterology Physician
  • Delray Beach, FL
  • NPI 1710150495
  NPD (past)

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

{
    "created_epoch": "1148515200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1750204800000",
    "number": "1740236587",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4375 FAIR LAKES CT",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220334234",
            "telephone_number": "571-432-2600"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4375 FAIR LAKES CT",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220334234",
            "telephone_number": "571-432-2600"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "ARMSTRONG",
        "first_name": "MICHAEL",
        "middle_name": "ROBERT",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-25",
        "last_updated": "2025-06-18",
        "certification_date": "2025-06-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "VA",
            "license": "0110003723",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Jacqueline Ashley Armour
• Leandra S Armstead, CRNP
• Courtney Armstrong, M.S. CCC-SLP
• Danielle Armstrong, LCSW
• Mallory Elizabeth Armstrong, PA-C
• Arnold S. Fariello, DDS PC
• Hailey Arnold
• John Arnold, OD
• Benu Arora, PHARMD
• Vikas Arora, PHARMD.

• Medical Physician Assistant in Fairfax, VA
• Providers in Fairfax, VA by specialty
• Medical Physician Assistant in Virginia

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 18, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.