Individual provider Active NPI

Vijay J Nayak, DO

  • Diagnostic Radiology Physician
  • Alexandria, VA
National Provider Identifier
1659628154
Registry record updated Mar 26, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
0102205709 Issued in VA
Practice address
4320 Seminary Rd
Alexandria, VA 22304-1535
Phone
(703) 504-3000
NPI assigned
Aug 14, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 26, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X OP61678803 WA
Diagnostic Radiology Physician 2085R0202X 15425 CA
Diagnostic Radiology Physician 2085R0202X 0102205709 VA Primary

Addresses

Primary practice location

4320 Seminary Rd
Alexandria, VA 22304-1535

Mailing address

8001 Forbes PL Ste 103
Springfield, VA 22151-2205
Phone (814) 426-7319

Other practice location 1

759 S Main St
Woodstock, VA 22664-1154
Phone (540) 459-1100

Other practice location 2

160 Exeter Dr Ste 103
Winchester, VA 22603-8614
Phone (540) 686-1600

Other practice location 3

1840 Amherst St
Winchester, VA 22601-2808
Phone (540) 536-8750

Other practice location 4

160 Exeter Dr Ste 104
Winchester, VA 22603-8614
Phone (540) 545-4674

Other practice location 5

500 Hospital Dr
Warrenton, VA 20186-3027
Phone (540) 316-5000

Other practice location 6

200 Memorial Dr
Luray, VA 22835-1000
Phone (540) 743-4561

Other practice location 7

1000 N Shenandoah Ave
Front Royal, VA 22630-3547
Phone (540) 636-0300

Other practice location 8

7700 W Sunrise Blvd
Plantation, FL 33322-4113
Phone (954) 939-5299

Other practice location 9

1304 Fawcett Ave
Tacoma, WA 98402-1911
Phone (253) 761-4200

Electronic endpoints 7

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, VA2 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 2

Enrollment IDStateProvider typePAC IDDetails
I20170623002132 CA Practitioner - Diagnostic Radiology 6305114828 Reassigns benefits to 7 organizations
I20190812003301 VA Practitioner - Diagnostic Radiology 6305114828 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Other, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Tra-Minw P SGroup PAC ID 2163316167, 152 clinicians
Permanente Medical Group IncGroup PAC ID 8921910225, 10,928 clinicians

Practice addresses (Care Compare)

13205 Sepulveda CT
Los Gatos, CA 95032-2108
Phone (253) 761-4200

2500 Merced St
San Leandro, CA 94577-4201
Phone (510) 454-1000

Hospital & facility affiliations

  • Tacoma General Allenmore Hospital Hospital, Tacoma, WA, CCN 500129
  • St Joseph Medical Center Hospital, Tacoma, WA, CCN 500108
  • St Anthony Hospital Hospital, Gig Harbor, WA, CCN 500151
  • Highline Medical Center Hospital, Burien, WA, CCN 500011
  • St Clare Hospital Hospital, Lakewood, WA, CCN 500021

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
OP61678803WAMDDiagnostic Radiology Physician
15425CAMDSpeech-Language Pathologist

Practice roles

OrganizationSpecialtyStatusNew patients
Shenandoah Memorial Hospital, Inc. CurrentSince Jul 10, 2019 Accepting new patients
Tra-Minw P S CurrentSince May 1, 2025 Accepting new patients
Warren Memorial Hospital, Inc. Current Accepting new patients
Union Avenue Open MRI LLC CurrentSince May 1, 2025 Accepting new patients
Permanente Medical Group Inc Diagnostic Radiology Current Accepting new patients
Permanente Medical Group Inc Diagnostic Radiology CurrentSince Dec 17, 2020 Accepting new patients
Page Memorial Hospital, Inc. CurrentSince Jul 10, 2019 Accepting new patients
Page Memorial Hospital, Inc. CurrentSince Jul 10, 2019 Accepting new patients
University of California SFGH Medical Group Diagnostic Radiology CurrentSince Jan 1, 2018 Accepting new patients
Warren Memorial Hospital, Inc. CurrentSince Jul 10, 2019 Accepting new patients
Warren Memorial Hospital, Inc. CurrentSince Jul 10, 2019 Accepting new patients
Page Memorial Hospital, Inc. Current Accepting new patients
Permanente Medical Group, Inc CurrentSince Dec 17, 2020 Accepting new patients
Shenandoah Memorial Hospital, Inc. CurrentSince Jul 10, 2019 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 8, 2017 Accepting new patients
Tra Medical Imaging Centers LLC CurrentSince Dec 1, 2025 Accepting new patients
Medical Imaging Northwest - Good Samaritan Hospital Imaging Alliance CurrentSince May 1, 2025 Accepting new patients
University of California SFGH Medical Group CurrentSince Jun 8, 2017 Accepting new patients
Tra-Minw P S Past Accepting new patients
Page Memorial Hospital Inc. Past Accepting new patients
Shenandoah Memorial Hospital, Inc. Past Accepting new patients

Locations (25 of 41)

750 Auburn Ravine Rd
Auburn, CA 95603
Phone (530) 823-6131

4753 W Shaw Ave
Ste 101
Fresno, CA 93722
Phone (559) 277-8738

900 N Douty St
Hanford, CA 93230
Phone (559) 587-9014

101 Monroe St
Petaluma, CA 94954
Phone (707) 763-4109

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

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

930 W Main St
Ripon, CA 95366
Phone (209) 599-4221

501 J St
Sacramento, CA 95814
Phone (916) 497-3000

1001 Potrero Ave
Bldg 53RD
San Francisco, CA 94110
Phone (628) 206-8265

1001 Potrero Ave
Bldg 5
San Francisco, CA 94110
Phone (628) 206-5753

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

2500 Merced St
San Leandro, CA 94577
Phone (510) 454-1000

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

5615 Scotts Valley Dr
Scotts Valley, CA 95066
Phone (831) 430-2700

1800 N California St
Ste 1
Stockton, CA 95204
Phone (209) 467-6316

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

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

320 N Crawford St
Willows, CA 95988
Phone (530) 934-2834

1000 N Shenandoah Ave
Front Royal, VA 22630
Phone (540) 636-0300

351 Valley Health Way
Front Royal, VA 22630
Phone (540) 636-0300

200 Memorial Dr
Luray, VA 22835
Phone (540) 743-4561

9166 N Congress St
New Market, VA 22844
Phone (540) 459-1340

505 Williams Ave
Shenandoah, VA 22849
Phone (540) 652-9100

235 Medical Dr
Stanley, VA 22851
Phone (540) 778-3484

160 Exeter Dr
Ste 104
Winchester, VA 22603
Phone (540) 431-3600

Networks

  • Optimum HealthCare HMO Network
  • Freedom Health HMO Network

Interoperability endpoints

  • FHIR API: https://app.meldrx.com/api/fhir/ei-trami

Organizations & group practices 21

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 21

Hospital & facility affiliations 8

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.

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    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742947200000",
    "number": "1659628154",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8001 FORBES PL STE 103",
            "city": "SPRINGFIELD",
            "state": "VA",
            "postal_code": "221512205",
            "telephone_number": "814-426-7319"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
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            "city": "ALEXANDRIA",
            "state": "VA",
            "postal_code": "223041535",
            "telephone_number": "703-504-3000"
        }
    ],
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        {
            "address_1": "1000 N Shenandoah Ave",
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            "country_code": "US",
            "telephone_number": "540-636-0300",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "7700 W Sunrise Blvd",
            "address_purpose": "LOCATION",
            "city": "Plantation",
            "state": "FL",
            "postal_code": "333224113",
            "country_code": "US",
            "telephone_number": "954-939-5299",
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        },
        {
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            "state": "WA",
            "postal_code": "984021911",
            "country_code": "US",
            "telephone_number": "253-761-4200",
            "country_name": "United States",
            "address_type": "DOM"
        }
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    "basic": {
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        "first_name": "VIJAY",
        "middle_name": "J",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-08-14",
        "last_updated": "2025-03-26",
        "certification_date": "2025-03-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WA",
            "license": "OP61678803",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
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            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
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    "identifiers": [],
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            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "2500 Merced St",
            "city": "San Leandro",
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            "country_code": "US",
            "postal_code": "945774201",
            "country_name": "United States",
            "address_type": "DOM"
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            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
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            "address_1": "2500 Merced St",
            "city": "San Leandro",
            "state": "CA",
            "country_code": "US",
            "postal_code": "945774201",
            "country_name": "United States",
            "address_type": "DOM"
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        {
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            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
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            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
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            "country_name": "United States",
            "address_type": "DOM"
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        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "2500 Merced St",
            "city": "San Leandro",
            "state": "CA",
            "country_code": "US",
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            "country_name": "United States",
            "address_type": "DOM"
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        {
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            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "2500 Merced St",
            "city": "San Leandro",
            "state": "CA",
            "country_code": "US",
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            "country_name": "United States",
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        },
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            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "2500 Merced St",
            "city": "San Leandro",
            "state": "CA",
            "country_code": "US",
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            "country_name": "United States",
            "address_type": "DOM"
        },
        {
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            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "2500 Merced St",
            "city": "San Leandro",
            "state": "CA",
            "country_code": "US",
            "postal_code": "945774201",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Alexandria, VA

Sources for this page

Verify at the official NPI Registry.