James Wah Wong, MD

Primary specialty

Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X

License

A22857 Issued in CA

Practice address

50 Bellefontaine St
206
Pasadena, CA 91105-3132

Phone

(626) 578-7557

NPI assigned

Jul 12, 2006

Last updated

Sep 11, 2025By the provider in NPPES

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

Other identifiers 1

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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.

• James W. Wong, M.D., Inc.

  • Pulmonary Disease Physician
  • Monterey Park, CA
  • NPI 1215386982
  NPD (past) Authorized official
• Earl S. Young, MD, Apc

  • Critical Care Medicine (Internal Medicine) Physician
  • Pasadena, CA
  • NPI 1790981678
  NPD (past)
• Emory Health Care

  • Neurology Physician
  • Atlanta, GA
  • NPI 1376642751
  NPD (past)

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

{
    "created_epoch": "1152662400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757548800000",
    "number": "1801811955",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1455 RUTHERFORD DR",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911032776",
            "telephone_number": "626-449-8529"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "50 BELLEFONTAINE ST",
            "address_2": "206",
            "city": "PASADENA",
            "state": "CA",
            "postal_code": "911053132",
            "telephone_number": "626-578-7557"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WONG",
        "first_name": "JAMES",
        "middle_name": "WAH",
        "name_prefix": "Mr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-07-12",
        "last_updated": "2025-09-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "CA",
            "license": "A22857",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "CA",
            "license": "A22857",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00A228570",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Erika Wong
• Esther Wong
• Ewen Wong, NP
• Grace K. Wong, O.D.
• Grant Wong
• Jameson Wong
• Jamie Sue Wong, MA, BCBA
• Jeannie Wong, LAC, DAOM
• Jeff Wong, PHARM.D/M.B.A
• Jennie Kwan Nie Wong, LCSW

• Critical Care Medicine (Internal Medicine) Physician in Pasadena, CA
• Providers in Pasadena, CA by specialty
• Critical Care Medicine (Internal Medicine) Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.