NPIMap

Individual provider Active NPI

Alexander Kai Chen, MD

  • Trauma Surgery Physician
  • Bethlehem, PA
National Provider Identifier
1235792516
Registry record updated Jul 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Trauma Surgery PhysicianTaxonomy code 2086S0127X
License
MD496317 Issued in PA
Practice address
801 Ostrum St
Bethlehem, PA 18015-1000
Phone
(484) 526-6643
NPI assigned
Apr 22, 2019
Last updated
Jul 28, 2026By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 28, 2026

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Surgery Physician 208600000X 25996 NV
Surgical Critical Care Physician 2086S0102X 25996 NV
Trauma Surgery Physician 2086S0127X MD496317 PA Primary

Addresses

Primary practice location

801 Ostrum St
Bethlehem, PA 18015-1000

Mailing address

451 Crestdale LN Apt 21
Las Vegas, NV 89144-1006

Other practice location 1

1707 W Charleston Blvd Ste 160
Las Vegas, NV 89102-2354
Phone (702) 671-5150

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NV
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250923002518 NV Practitioner - General SurgeryPractitioner - Other (Physician) 5294274148 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
General Surgery
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Unlv MedicineGroup PAC ID 4183991458, 177 clinicians

Practice addresses (Care Compare)

1707 W Charleston Blvd
Suite 160
Las Vegas, NV 89102-2354
Phone (702) 671-5150

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
25996NVMDSurgery Physician
MD496317PAMDTrauma Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Unlv Medicine CurrentSince Aug 13, 2025 Accepting new patients
Unlv Medicine Multi-Specialty Current Accepting new patients
Unlv Medicine Multi-Specialty CurrentSince Aug 13, 2025 Accepting new patients

Locations

1707 W Charleston Blvd
Ste 110
Las Vegas, NV 89102
Phone (702) 671-2300

1707 W Charleston Blvd
Ste 160
Las Vegas, NV 89102
Phone (702) 671-2201

3016 W Charleston Blvd
Ste 100
Las Vegas, NV 89102
Phone (702) 780-2315

Organizations & group practices 3

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.

Hospital & facility affiliations 12

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.

{
    "created_epoch": "1555891200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785196800000",
    "number": "1235792516",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "451 CRESTDALE LN APT 21",
            "city": "LAS VEGAS",
            "state": "NV",
            "postal_code": "891441006"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "801 OSTRUM ST",
            "city": "BETHLEHEM",
            "state": "PA",
            "postal_code": "180151000",
            "telephone_number": "484-526-6643"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1707 W Charleston Blvd Ste 160",
            "address_purpose": "LOCATION",
            "city": "Las Vegas",
            "state": "NV",
            "postal_code": "891022354",
            "country_code": "US",
            "telephone_number": "702-671-5150",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHEN",
        "first_name": "ALEXANDER",
        "middle_name": "KAI",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-04-22",
        "last_updated": "2026-07-28",
        "certification_date": "2026-07-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "NV",
            "license": "25996",
            "primary": false
        },
        {
            "code": "2086S0102X",
            "taxonomy_group": "",
            "desc": "Surgery, Surgical Critical Care",
            "state": "NV",
            "license": "25996",
            "primary": false
        },
        {
            "code": "2086S0127X",
            "taxonomy_group": "",
            "desc": "Surgery, Trauma Surgery",
            "state": "PA",
            "license": "MD496317",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Bethlehem, PA

Sources for this page

Verify at the official NPI Registry.