Individual provider Active NPI

Katherine Ann Solakli, PA-C

  • Physician Assistant
  • Washington, DC
National Provider Identifier
1386913556
Registry record updated Mar 3, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
0110006424 Issued in VA
Practice address
50 Irving St. NW
Washington, DC 20422
Phone
(202) 745-8000
NPI assigned
Dec 18, 2011
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 3, 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 0110006424 VA Primary

Addresses

Primary practice location

50 Irving St. NW
Washington, DC 20422

Mailing address

3300 Gallows Rd
Falls Church, VA 22042-3307
Phone (703) 776-2000

Other practice location 1

3300 Gallows Rd
Falls Church, VA 22042-3307
Phone (703) 776-4001

Other names 1

  • Katherine Ann Himmerick 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
I20230720002630 DC Practitioner - Physician Assistant 3870907710 Reassigns benefits to 1 organization
I20260324000945 VA Practitioner - Physician Assistant 3870907710 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
George Washington University School of Medicine, 2011
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Inova Health Care ServicesGroup PAC ID 2466351093, 1,821 clinicians

Practice addresses (Care Compare)

3300 Gallows Rd
Falls Church, VA 22042-3307
Phone (703) 776-4001

44045 Rivderside Pkwy
Leesburg, VA 20176-5101
Phone (703) 771-2960

8503 Arlington Blvd
Fairfax, VA 22031-4628
Phone (703) 970-2670

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
83.36 of 100Reported as group
Quality
73.03
Promoting interoperability
100
Improvement activities
40
Cost
71.49

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
0110006424VAMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Inova Health Care Services CurrentSince Jun 5, 2023 Accepting new patients
Inova Health Care Services CurrentSince Jun 5, 2023 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

3800 Reservoir Rd NW
Washington, DC 20007
Phone (202) 687-2203

8503 Arlington Blvd
Fairfax, VA 22031
Phone (703) 970-2670

3300 Gallows Rd
Falls Church, VA 22042
Phone (703) 352-9395

44045 Riverside Pkwy
Leesburg, VA 20176
Phone (703) 858-6040

Interoperability endpoints

  • Direct secure messaging: ksolakli1155652@soc.inova.org

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 and National Provider Directory roles.

Hospital & facility affiliations 2

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": "1324166400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772496000000",
    "number": "1386913556",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3300 GALLOWS RD",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220423307",
            "telephone_number": "703-776-2000",
            "fax_number": "703-776-6574"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 IRVING ST. NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "20422",
            "telephone_number": "202-745-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3300 Gallows Rd",
            "address_purpose": "LOCATION",
            "city": "Falls Church",
            "state": "VA",
            "postal_code": "220423307",
            "country_code": "US",
            "telephone_number": "703-776-4001",
            "fax_number": "703-776-7113",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SOLAKLI",
        "first_name": "KATHERINE",
        "middle_name": "ANN",
        "name_prefix": "Mrs.",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2011-12-18",
        "last_updated": "2026-03-03",
        "certification_date": "2026-03-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "VA",
            "license": "0110006424",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "KATHERINE",
            "last_name": "HIMMERICK",
            "middle_name": "ANN",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Washington, DC

Sources for this page

Verify at the official NPI Registry.