Individual provider Active NPI

Edward O'Brian, PA

  • Physician Assistant
  • Washington, DC
National Provider Identifier
1366643744
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
Practice address
6900 Georgia Ave NW
Washington, DC 20307-0003
Phone
(202) 782-8481
NPI assigned
May 31, 2007
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

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 Primary

Addresses

Primary practice location

6900 Georgia Ave NW
Washington, DC 20307-0003

Mailing address

6900 Georgia Ave NW
Washington, DC 20307-0003
Phone (202) 782-8481

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MD, DC, VA3 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 3

Enrollment IDStateProvider typePAC IDDetails
I20190430000886 MD Practitioner - Physician Assistant 9335481050 Reassigns benefits to 1 organization
I20191206000489 DC Practitioner - Physician Assistant 9335481050 Reassigns benefits to 3 organizations
I20260205003127 VA Practitioner - Physician Assistant 9335481050 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 1998
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Winchester Medical CenterGroup PAC ID 0244134021, 313 clinicians

Practice addresses (Care Compare)

1880 Amherst St
Suite 310
Winchester, VA 22601-2808
Phone (540) 536-6721

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Winchester Medical Center CurrentSince Feb 10, 2026 Accepting new patients
Winchester Medical Center Current Accepting new patients
Inova Health Care Services CurrentSince Oct 12, 2020 Accepting new patients
Johns Hopkins Community Physicians, Inc. CurrentSince Nov 4, 2019 Accepting new patients
Inova Health Care Services CurrentSince Oct 12, 2020 Accepting new patients
Winchester Medical Center CurrentSince Feb 10, 2026 Accepting new patients
Johns Hopkins Community Physicians, Inc CurrentSince Nov 4, 2019 Accepting new patients
Johns Hopkins Community Physicians CurrentSince Nov 4, 2019 Accepting new patients
Dimensions Healthcare Associates, Inc. CurrentSince Sep 12, 2023 Accepting new patients
Winchester Medical Center Past Accepting new patients

Locations

1000 E Eager St
Baltimore, MD 21202
Phone (410) 522-9800

2900 Mercy Ln
Cheverly, MD 20785
Phone (301) 618-2010

3001 Hospital Dr
Hyattsville, MD 20785
Phone (301) 618-2000

14207 Park Center Dr
Ste 102
Laurel, MD 20707
Phone (301) 604-5254

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

1880 Amherst St
Ste 310
Winchester, VA 22601
Phone (540) 536-6721

1840 Amherst St
Winchester, VA 22601
Phone (540) 536-8700

Interoperability endpoints

  • Direct secure messaging: eobrian414248@direct.hopkinsmedicine.org
  • Direct secure messaging: eobrian226917@direct.umm.edu

Organizations & group practices 11

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": "1180569600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1366643744",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6900 GEORGIA AVE NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "203070003",
            "telephone_number": "202-782-8481"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6900 GEORGIA AVE NW",
            "city": "WASHINGTON",
            "state": "DC",
            "postal_code": "203070003",
            "telephone_number": "202-782-8481"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BRIAN",
        "first_name": "EDWARD",
        "credential": "PA",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-05-31",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Washington, DC

Sources for this page

Verify at the official NPI Registry.