Lawrence Chan Jr., OD

Primary specialty

OptometristTaxonomy code 152W00000X

License

793 Issued in OR

Practice address

2524 SE 122ND Ave
Portland, OR 97236-3101

Phone

(503) 761-2121

Fax

(503) 761-2122

NPI assigned

Oct 29, 2005

Last updated

Sep 6, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other names 1

• Dr. Lawrence Chan Jr. Professional name

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

• Tran Optometry Clinic PC

  • Optometrist
  • Portland, OR
  • NPI 1487959920
  NPD (past)

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

{
    "created_epoch": "1130544000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788652800000",
    "number": "1760473854",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2524 SE 122ND AVE",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972363101",
            "telephone_number": "503-761-2121",
            "fax_number": "503-761-2122"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2524 SE 122ND AVE",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972363101",
            "telephone_number": "503-761-2121",
            "fax_number": "503-761-2122"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHAN JR.",
        "first_name": "LAWRENCE",
        "name_prefix": "Dr.",
        "credential": "OD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-29",
        "last_updated": "2026-09-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "OR",
            "license": "793",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "LAWRENCE",
            "last_name": "CHAN JR.",
            "prefix": "DR.",
            "credential": "OD",
            "code": "2",
            "type": "Professional Name"
        }
    ]
}

• Laurissa Marie Champion, DMD
• Lillian Jade Champion
• Matthew Champion, M.D.
• Nichole Champion
• Natasha Champney
• Brian Tsi-Wah Chan-Kai, M.D.
• Alisha Haunani Chan, PSYD
• Amy Chan
• Angelica Keiko Chan, M.S., CF-SLP
• Ashley Chan

• Optometrist in Portland, OR
• Providers in Portland, OR by specialty
• Optometrist in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 6, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.