Individual provider Active NPI

Thomas Minik-Mascitti, DO

  • Internal Medicine Physician
  • Falls Church, VA
National Provider Identifier
1255018412
Registry record updated Jul 22, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
0102209417 Issued in VA
Practice address
3300 Gallows Rd
Falls Church, VA 22042-3300
Phone
(703) 776-3582
NPI assigned
Jun 29, 2023
Last updated
Jul 22, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 22, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 0102209417 VA Primary

Addresses

Primary practice location

3300 Gallows Rd
Falls Church, VA 22042-3300

Mailing address

2501 Parkers LN
Alexandria, VA 22306-3209
Phone (630) 432-4357

Other practice location 1

2501 Parkers Ln
Alexandria, VA 22306-3209
Phone (630) 432-4357

Medicare participation

Medicare enrollment files
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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250919004439 DC Practitioner - Internal Medicine 8123466083 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
HospitalistAlso: Internal Medicine
Education
Midwestern University, Chicago College of Osteopathic Med, 2023
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

8095 Innovation Park Dr
Fairfax, VA 22031-4868

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

Practice roles

OrganizationSpecialtyStatusNew patients
Inova Health Care Services CurrentSince Aug 17, 2025 Accepting new patients
Inova Health Care Services Internal Medicine CurrentSince Aug 17, 2025 Accepting new patients

Locations

2501 Parkers Ln
Alexandria, VA 22306
Phone (703) 664-7000

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

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

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1687996800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784678400000",
    "number": "1255018412",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2501 PARKERS LN",
            "city": "ALEXANDRIA",
            "state": "VA",
            "postal_code": "223063209",
            "telephone_number": "630-432-4357"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3300 GALLOWS RD",
            "city": "FALLS CHURCH",
            "state": "VA",
            "postal_code": "220423300",
            "telephone_number": "703-776-3582"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2501 Parkers Ln",
            "address_purpose": "LOCATION",
            "city": "Alexandria",
            "state": "VA",
            "postal_code": "223063209",
            "country_code": "US",
            "telephone_number": "630-432-4357",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MINIK-MASCITTI",
        "first_name": "THOMAS",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2023-06-29",
        "last_updated": "2026-07-22",
        "certification_date": "2026-07-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "VA",
            "license": "0102209417",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Falls Church, VA

Sources for this page

Verify at the official NPI Registry.