Individual provider Active NPI

Tiffany Marie Guglielmelli, FNP-BC

  • Registered Nurse
  • Arlington, VA
National Provider Identifier
1346618733
Registry record updated Dec 22, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Registered NurseTaxonomy code 163W00000X
License
RN1014316 Issued in DC
Practice address
1635 N George Mason Dr Ste 480
Arlington, VA 22205-3676
Phone
(703) 248-0111
Fax
(703) 248-0046
NPI assigned
Sep 2, 2015
Last updated
Dec 22, 2023By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 22, 2023

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X AC001605 MD
Family Nurse Practitioner 363LF0000X 0024183804 VA
Registered Nurse 163W00000X 00011250395 VA
Registered Nurse 163W00000X RN1014316 DC Primary

Addresses

Primary practice location

1635 N George Mason Dr Ste 480
Arlington, VA 22205-3676

Mailing address

1635 N George Mason Dr Ste 480
Arlington, VA 22205-3676
Phone (703) 248-0111

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: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250811000162 DC Practitioner - Nurse Practitioner 7810284445 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Georgetown University School of Medicine, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

1635 N George Mason Dr
Suite 480
Arlington, VA 22205-3676
Phone (703) 248-0111

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
00011250395VAMDRegistered Nurse
AC001605MDMDFamily Nurse Practitioner
0024183804VAMDFamily Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Virginia Hospital Center Physician Group, LLC Current Accepting new patients
Virginia Hospital Center Physician Group LLC CurrentSince Jul 28, 2025 Accepting new patients
Virginia Hospital Center Physician Group, LLC CurrentSince Jul 28, 2025 Accepting new patients
Frederick Health Hospital Inc Past Accepting new patients

Locations

1635 N George Mason Dr
Ste 480
Arlington, VA 22205
Phone (703) 248-0111

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

1715 N George Mason Dr
Ste 107
Arlington, VA 22205
Phone (703) 527-1400

Organizations & group practices 4

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.

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": "1441152000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1703203200000",
    "number": "1346618733",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1635 N GEORGE MASON DR STE 480",
            "city": "ARLINGTON",
            "state": "VA",
            "postal_code": "222053676",
            "telephone_number": "703-248-0111",
            "fax_number": "703-248-0046"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1635 N GEORGE MASON DR STE 480",
            "city": "ARLINGTON",
            "state": "VA",
            "postal_code": "222053676",
            "telephone_number": "703-248-0111",
            "fax_number": "703-248-0046"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GUGLIELMELLI",
        "first_name": "TIFFANY",
        "middle_name": "MARIE",
        "credential": "FNP-BC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2015-09-02",
        "last_updated": "2023-12-22",
        "certification_date": "2023-12-22",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "MD",
            "license": "AC001605",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "VA",
            "license": "0024183804",
            "primary": false
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "VA",
            "license": "00011250395",
            "primary": false
        },
        {
            "code": "163W00000X",
            "taxonomy_group": "",
            "desc": "Registered Nurse",
            "state": "DC",
            "license": "RN1014316",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Arlington, VA

Sources for this page

Verify at the official NPI Registry.