Individual provider Active NPI

Steven Hyunjoon Yoo, D.O.

  • Internal Medicine Physician
  • Westborough, MA
National Provider Identifier
1669736872
Registry record updated Jan 3, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
269662 Issued in MA
Practice address
1400 Computer Dr Ste 301
Westborough, MA 01581
Phone
(617) 420-5316
NPI assigned
Jul 2, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 3, 2020

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X
Internal Medicine Physician 207R00000X 269662 MA Primary

Addresses

Primary practice location

1400 Computer Dr Ste 301
Westborough, MA 01581

Mailing address

1400 Computer Dr Ste 301
Westborough, MA 01581-1790
Phone (670) 421-5316

Other practice location 1

1 Jarrett White Rd
Tripler Army Medical Center
Tripler Army Medical Center, HI 96859-5001
Phone (808) 433-6661

Other practice location 2

90 Vandenberg Dr Bldg 1900
Hanscom AFB, MA 01731-2104
Phone (781) 225-6789

Other practice location 3

10 Dorrance St Ste 700
Providence, RI 02903-2014
Phone (833) 229-0957

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MA
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
I20171219001230 MA Practitioner - Internal Medicine 5698033785 Reassigns benefits to 1 organization

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
269662MAMDRegistered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
Reliant Medical Group, Inc Internal Medicine CurrentSince May 19, 2025 Accepting new patients

Interoperability endpoints

  • Direct secure messaging: syoo@landmarkhealth-direct.org

Organizations & group practices 2

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1341187200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1578009600000",
    "number": "1669736872",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1400 COMPUTER DR STE 301",
            "city": "WESTBOROUGH",
            "state": "MA",
            "postal_code": "015811790",
            "telephone_number": "670-421-5316",
            "fax_number": "844-803-8107"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1400 COMPUTER DR STE 301",
            "city": "WESTBOROUGH",
            "state": "MA",
            "postal_code": "01581",
            "telephone_number": "617-420-5316"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1 Jarrett White Rd",
            "address_2": "Tripler Army Medical Center",
            "address_purpose": "LOCATION",
            "city": "Tripler Army Medical Center",
            "state": "HI",
            "postal_code": "968595001",
            "country_code": "US",
            "telephone_number": "808-433-6661",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "90 Vandenberg Dr Bldg 1900",
            "address_purpose": "LOCATION",
            "city": "Hanscom AFB",
            "state": "MA",
            "postal_code": "017312104",
            "country_code": "US",
            "telephone_number": "781-225-6789",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "10 Dorrance St Ste 700",
            "address_purpose": "LOCATION",
            "city": "Providence",
            "state": "RI",
            "postal_code": "029032014",
            "country_code": "US",
            "telephone_number": "833-229-0957",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "YOO",
        "first_name": "STEVEN",
        "middle_name": "HYUNJOON",
        "name_prefix": "Dr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-07-02",
        "last_updated": "2020-01-03",
        "certification_date": "2020-01-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MA",
            "license": "269662",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Westborough, MA

Sources for this page

Verify at the official NPI Registry.