Individual provider Active NPI

Mark Shuo Chen, MD, PHD

  • Radiation Oncology Physician
  • Durham, NC
National Provider Identifier
1023695251
Registry record updated May 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Radiation Oncology PhysicianTaxonomy code 2085R0001X
License
2026-01269 Issued in NC
Practice address
20 Duke Medicine Cir
Durham, NC 27710-2000
Phone
(919) 660-2100
NPI assigned
Mar 25, 2021
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Radiation Oncology Physician 2085R0001X 2026-01269 NC Primary

Addresses

Primary practice location

20 Duke Medicine Cir
Durham, NC 27710-2000

Mailing address

20 Duke Medicine Cir
Durham, NC 27710-2000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NC
Eligible to order & refer
  • Part B services: No
  • Medical equipment: Yes
  • Home health: No
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20220810001148 NC Order and Referring Only - Radiation OncologyPractitioner - Radiation Oncology 4880077700

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2026-01269NCMDRadiation Oncology Physician

NPI Registry JSON

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

{
    "created_epoch": "1616630400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1778630400000",
    "number": "1023695251",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "20 DUKE MEDICINE CIR",
            "city": "DURHAM",
            "state": "NC",
            "postal_code": "277102000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 DUKE MEDICINE CIR",
            "city": "DURHAM",
            "state": "NC",
            "postal_code": "277102000",
            "telephone_number": "919-660-2100"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CHEN",
        "first_name": "MARK",
        "middle_name": "SHUO",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-03-25",
        "last_updated": "2026-05-13",
        "certification_date": "2026-05-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0001X",
            "taxonomy_group": "",
            "desc": "Radiology, Radiation Oncology",
            "state": "NC",
            "license": "2026-01269",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Durham, NC

Sources for this page

Verify at the official NPI Registry.