Justin Marquis, PA

Primary specialty

Physician AssistantTaxonomy code 363A00000X

License

PA16871 Issued in CA

Practice address

200 Mercy Circle
Oceanside, CA 92055-5191

Phone

(760) 725-1288

NPI assigned

Jul 10, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in CA

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

Specialty

Physician Assistant

Education

Other, 2000

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Graybill Medical Group IncGroup PAC ID 9335050517, 103 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Physician Assistant

State licenses

Practice roles

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.

• Graybill Medical Group Inc

  • Family Medicine Physician
  • Escondido, CA
  • NPI 1891729745
  Medicare reassignment Care Compare group
• NH Camp Pendleton

  • Military General Acute Care Hospital
  • Camp Pendleton, CA
  • NPI 1386604387
  NPD (past)

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

{
    "created_epoch": "1152489600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1738281600000",
    "number": "1891729422",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 555191",
            "city": "CAMP PENDLETON",
            "state": "CA",
            "postal_code": "920555191",
            "telephone_number": "760-725-1288"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 MERCY CIRCLE",
            "city": "OCEANSIDE",
            "state": "CA",
            "postal_code": "920555191",
            "telephone_number": "760-725-1288"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "225 East Second Avenue",
            "address_purpose": "LOCATION",
            "city": "Escondido",
            "state": "CA",
            "postal_code": "920254249",
            "country_code": "US",
            "telephone_number": "760-291-6700",
            "fax_number": "760-737-7324",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARQUIS",
        "first_name": "JUSTIN",
        "credential": "PA",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-10",
        "last_updated": "2025-01-31",
        "certification_date": "2025-01-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2083X0100X",
            "taxonomy_group": "",
            "desc": "Preventive Medicine, Occupational Medicine",
            "state": "CA",
            "license": "16871",
            "primary": false
        },
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "CA",
            "license": "16871",
            "primary": false
        },
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "CA",
            "license": "PA16871",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Robert Elvin Markham
• Kimberly Marquardt, RN
• Tinoa Marquardt
• Joseph Gonzalo Marquez, DO
• Mae-Reichelle Villamor Marquez
• Mary E. Marquis, ARNP
• Diana Lynn Marseilles, MS, LAT, ATC
• Lindsay Amador Marsh, CRNA
• Jasmine Marshall
• Tiel Marshall

• Physician Assistant in Oceanside, CA
• Providers in Oceanside, CA by specialty
• Physician Assistant in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 31, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.