Individual provider Active NPI

Orin L Eddy, M.D.

  • Emergency Medicine Physician
  • Fairfax, VA
National Provider Identifier
1831149574
Registry record updated Dec 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
0101232017 Issued in VA
Practice address
4375 Fair Lakes CT
Fairfax, VA 22033-4234
Phone
(571) 432-2735
NPI assigned
May 11, 2006
Sex
Female
Sole proprietor
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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 0101232017 VA Primary
Emergency Medicine Physician 207P00000X C55212 CA

Addresses

Primary practice location

4375 Fair Lakes CT
Fairfax, VA 22033-4234

Mailing address

4375 Fair Lakes CT
Fairfax, VA 22033-4234

Other identifiers 2

IdentifierTypeStateIssuer
5880505MedicaidVA
930123423OtherVARAILROAD MEDICARE

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC, VA, CA, MD4 enrollments
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 4

Enrollment IDStateProvider typePAC IDDetails
I20100512000020 DC Practitioner - Emergency Medicine 7315075447 Reassigns benefits to 5 organizations
I20100626000036 VA Practitioner - Emergency Medicine 7315075447 Reassigns benefits to 2 organizations
I20121005000617 CA Practitioner - Emergency Medicine 7315075447 Reassigns benefits to 1 organization
I20231109001269 MD Practitioner - Emergency Medicine 7315075447 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 1998
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Kaiser Foundation Health Plan of the Mid Atlantic States, IncGroup PAC ID 3779495858, shared by 17 NPIs, 1,921 clinicians

Practice addresses (Care Compare)

10810 Connecticut Ave
Kensington, MD 20895-2138
Phone (301) 929-7100

1221 Mercantile LN
Largo, MD 20774-5374
Phone (301) 618-5700

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
55212CAMDPharmacist

Practice roles

OrganizationSpecialtyStatusNew patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Medstar Urgent Care LLC Current Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc Current Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Permanente Medical Group Inc Emergency Medicine CurrentSince Aug 15, 2012 Accepting new patients
Permanente Medical Group Inc Emergency Medicine Current Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Medstar Urgent Care, LLC Current Accepting new patients
Medstar Urgent Care LLC CurrentSince Nov 5, 2023 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Medstar Urgent Care LLC CurrentSince Nov 5, 2023 Accepting new patients
Permanente Medical Group, Inc CurrentSince Aug 15, 2012 Accepting new patients
Stanford Health Care Emergency Medicine Current Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Kaiser Foundation Health Plan of the Mid Atlantic States, Inc CurrentSince May 19, 2025 Accepting new patients
Bestpractices, Inc. Emergency Medicine Past Accepting new patients
Bestpractices, Inc. Emergency Medicine Past Accepting new patients

Locations (25 of 28)

1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015

901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500

2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000

710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400

300 Pasteur Dr
Stanford, CA 94305
Phone (650) 498-5710

300 Pasteur Dr
Bldg M121
Stanford, CA 94305
Phone (650) 723-0063

7373 West Ln
Stockton, CA 95210
Phone (209) 476-2000

975 Sereno Dr
Vallejo, CA 94589
Phone (707) 651-1000

3007 Tilden St NW
Ste 5N
Washington, DC 20008

6317 York Rd
Baltimore, MD 21212
Phone (443) 777-6890

7070 Samuel Morse Dr
Columbia, MD 21046
Phone (410) 309-4600

1701 Twin Springs Rd
Halethorpe, MD 21227
Phone (410) 737-5000

4000 Garden City Dr
Fl 4
Hyattsville, MD 20785
Phone (227) 229-8532

10810 Connecticut Ave
Kensington, MD 20895
Phone (301) 929-7100

1221 Mercantile Ln
Fl 3
Largo, MD 20774
Phone (301) 618-5500

655 Watkins Mill Rd
Montgomery Village, MD 20879
Phone (301) 929-7100

2101 E Jefferson St
Ste 4EAST
Rockville, MD 20852

2101 E Jefferson St
Ste 4EPFS
Rockville, MD 20852

2101 E Jefferson St
#4E
Rockville, MD 20852

2391 Greenspring Dr
Timonium, MD 21093
Phone (410) 847-3000

6701 N Charles St
Towson, MD 21204
Phone (443) 849-2000

1221 Mercantile Ln
Upper Marlboro, MD 20774
Phone (301) 618-5500

3064 Waldorf Market Pl
Waldorf, MD 20603
Phone (301) 932-5960

11915 Georgia Ave
Wheaton, MD 20902
Phone (301) 942-4505

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

Organizations & group practices 22

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.

View all 22

NPI Registry JSON

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

{
    "created_epoch": "1147305600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1766016000000",
    "number": "1831149574",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4375 FAIR LAKES CT",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220334234"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4375 FAIR LAKES CT",
            "city": "FAIRFAX",
            "state": "VA",
            "postal_code": "220334234",
            "telephone_number": "571-432-2735"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "EDDY",
        "first_name": "ORIN",
        "middle_name": "L",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-11",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "VA",
            "license": "0101232017",
            "primary": true
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "C55212",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "5880505",
            "state": "VA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAILROAD MEDICARE",
            "identifier": "930123423",
            "state": "VA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fairfax, VA

Sources for this page

Verify at the official NPI Registry.