NPIMap

Organization Active NPI

Emergency Medicine Associates P.a., P.C.

  • Internal Medicine Physician
  • Fairfax, VA
National Provider Identifier
1063377315
Registry record updated Dec 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
Legal business name
EMERGENCY MEDICINE ASSOCIATES P.A., P.C.
Practice address
4315 Chain Bridge Rd
Fairfax, VA 22030-3061
Phone
(703) 877-8200
NPI assigned
Dec 18, 2025
Last updated
Dec 18, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 18, 2025

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

Authorized official

Name
Jennifer Chastain
Title
Provider Enrollment Coordinator
Phone
(330) 994-4430

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X Primary

Addresses

Primary practice location

4315 Chain Bridge Rd
Fairfax, VA 22030-3061

Mailing address

4535 Dressler Rd NW
Canton, OH 44718-2545
Phone (330) 493-4443

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20070919000389 DC Part B Supplier - Clinic/Group Practice 8022914522 Receives reassigned benefits from 1,475 practitioners
12 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Olney, MD; Alexandria, VA; Washington, DC; Vienna, VA; Takoma Park, MD; Silver Spring, MD; Reston, VA; Laurel, MD…

Other NPIs on the same Medicare enrollment 12

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

National Provider Directory

National Provider Directory
Tax ID family
Emergency Medicine Associates PA PC33 organizations share this tax ID, including this one

Other organizations with this tax ID 32

Organizations that report the same tax identification number in the National Provider Directory.

View all 32

Practitioners & affiliated clinicians

Practitioners 2

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1766016000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1766016000000",
    "number": "1063377315",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4535 DRESSLER RD NW",
            "city": "CANTON",
            "state": "OH",
            "postal_code": "447182545",
            "telephone_number": "330-493-4443"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4315 CHAIN BRIDGE RD",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220303061",
            "telephone_number": "703-877-8200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "EMERGENCY MEDICINE ASSOCIATES P.A., P.C.",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-12-18",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A",
        "authorized_official_last_name": "CHASTAIN",
        "authorized_official_first_name": "JENNIFER",
        "authorized_official_title_or_position": "PROVIDER ENROLLMENT COORDINATOR",
        "authorized_official_telephone_number": "330-994-4430"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Fairfax, VA

Sources for this page

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

Verify at the official NPI Registry.