Individual provider Active NPI

Hope L Irwin, PA

  • Physician Assistant
  • Lorton, VA
National Provider Identifier
1467037614
Registry record updated May 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
0110008076 Issued in VA
Practice address
9427 Lorton Market St
Lorton, VA 22079-1963
Phone
(571) 336-7614
Fax
(571) 336-7615
NPI assigned
Mar 9, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 6, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 0110008076 VA Primary

Addresses

Primary practice location

9427 Lorton Market St
Lorton, VA 22079-1963

Mailing address

PO Box 791775
Baltimore, MD 21279-1775
Phone (571) 302-5000

Other practice location 1

6230 Rolling Rd Ste J
Springfield, VA 22152-2326
Phone (571) 899-3235

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
I20211101000650 DC Practitioner - Physician Assistant 7719375351 Reassigns benefits to 2 organizations
I20211103001428 VA Practitioner - Physician Assistant 7719375351 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Inova Ucc LLCGroup PAC ID 7012385040, 158 clinicians

Practice addresses (Care Compare)

12493 Dillingham SQ
Lake Ridge, VA 22192-5257
Phone (571) 513-7857

180 Maple Ave W
Vienna, VA 22180-5727
Phone (703) 938-5300

24801 Pinebrook Rd
Suite 110
Chantilly, VA 20152-4113
Phone (703) 722-2500

4600 Kenmore Ave
Alexandria, VA 22304-1301
Phone (571) 506-1847

6206 Rolling Rd
Springfield, VA 22152-2306
Phone (571) 889-3235

6218 N Kings Hwy
Suite B
Alexandria, VA 22303-2442
Phone (571) 560-2621

6671 A Backlick Rd
Springfield, VA 22150-2702
Phone (571) 286-5592

9404 A Main St
Fairfax, VA 22031-4032
Phone 47027679312302

9427 Lorton Market St
Lorton, VA 22079-1963
Phone (571) 336-7614

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
88.6 of 100Reported as group
Quality
84.42
Promoting interoperability
100
Improvement activities
40
Cost
77.58

Merit-based Incentive Payment System (MIPS)

Final score
81.6 of 100Reported as group
Quality
76.36
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Emergency Medicine Associates P.a., P.C. CurrentSince Nov 1, 2021 Accepting new patients
Emergency Medicine Associates P.a., P.C. CurrentSince Nov 1, 2021 Accepting new patients
Arnot Medical Services PLLC Past Accepting new patients

Locations

1701 N George Mason Dr
Arlington, VA 22205
Phone (703) 558-5000

100 Fairview Dr
Franklin, VA 23851
Phone (757) 516-1153

15225 Heathcote Blvd
Haymarket, VA 20169
Phone (571) 284-1000

8700 Sudley Rd
Manassas, VA 20110
Phone (703) 369-8000

Interoperability endpoints

  • Direct secure messaging: hirwin1264546@soc.inova.org

Organizations & group practices 5

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1615248000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778025600000",
    "number": "1467037614",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 791775",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212791775",
            "telephone_number": "571-302-5000",
            "fax_number": "571-302-5001"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9427 LORTON MARKET ST",
            "city": "LORTON",
            "state": "VA",
            "postal_code": "220791963",
            "telephone_number": "571-336-7614",
            "fax_number": "571-336-7615"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "6230 Rolling Rd Ste J",
            "address_purpose": "LOCATION",
            "city": "Springfield",
            "state": "VA",
            "postal_code": "221522326",
            "country_code": "US",
            "telephone_number": "571-899-3235",
            "fax_number": "571-899-3236",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "IRWIN",
        "first_name": "HOPE",
        "middle_name": "L",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-03-09",
        "last_updated": "2026-05-06",
        "certification_date": "2026-05-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "VA",
            "license": "0110008076",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Lorton, VA

Sources for this page

Verify at the official NPI Registry.