Individual provider Active NPI

Desmond Kwong Lew, MD

  • Pediatrics Physician
  • Irvine, CA
National Provider Identifier
1861581423
Registry record updated Jan 18, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
G69873 Issued in CA
Practice address
7 Technology Dr
Irvine, CA 92618-2302
Phone
(949) 923-3200
NPI assigned
Oct 12, 2006
Last updated
Jan 18, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 18, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X G69873 CA Primary

Addresses

Primary practice location

7 Technology Dr
Irvine, CA 92618-2302

Mailing address

PO Box 35380
Las Vegas, NV 89133-5380
Phone (702) 579-3203

Other practice location 1

11 Technology Dr
Irvine, CA 92618-2302
Phone (949) 923-3200 ext. 3219

Other identifiers 1

IdentifierTypeStateIssuer
00G698730MedicaidCA

Medicare participation

Medicare enrollment files
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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20121015000630 CA Order and Referring Only - Pediatric MedicinePractitioner - Pediatric Medicine 4486692654

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Monarch Healthcare, a Medical Group, Inc. Past Accepting new patients
University of California Irvine Past Accepting new patients
Monarch Health Care, a Medical Group, Inc. Past Accepting new patients
Orange County Global Medical Center, Inc Past Accepting new patients

Networks

  • BSC 65 PLUS INDIVIDUAL MAPD

Interoperability endpoints

  • Direct secure messaging: desmond.lew.p7@direct.monarchhealthcare.nextgenshare.com

Organizations & group practices 4

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.

NPI Registry JSON

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

{
    "created_epoch": "1160611200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768694400000",
    "number": "1861581423",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 35380",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891335380",
            "telephone_number": "702-579-3203"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "7 TECHNOLOGY DR",
            "city": "IRVINE",
            "state": "CA",
            "postal_code": "926182302",
            "telephone_number": "949-923-3200"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "11 Technology Dr",
            "address_purpose": "LOCATION",
            "city": "Irvine",
            "state": "CA",
            "postal_code": "926182302",
            "country_code": "US",
            "telephone_number": "949-923-3200 x3219",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LEW",
        "first_name": "DESMOND",
        "middle_name": "KWONG",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-12",
        "last_updated": "2026-01-18",
        "certification_date": "2026-01-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "CA",
            "license": "G69873",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G698730",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Irvine, CA

Sources for this page

Verify at the official NPI Registry.