NPIMap

Individual provider Active NPI

Joel R Underwood, MD

  • Anesthesiology Physician
  • Tyler, TX
National Provider Identifier
1255344610
Registry record updated May 26, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
MED-PHYS-LIC-82373 Issued in MT
Practice address
800 E Dawson St
Tyler, TX 75701-2036
Phone
(903) 531-4500
NPI assigned
Aug 15, 2006
Last updated
May 26, 2020By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 26, 2020

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X E-4888 AR
Anesthesiology Physician 207L00000X MED-PHYS-LIC-82373 MT Primary
Anesthesiology Physician 207L00000X P4721 TX

Addresses

Primary practice location

800 E Dawson St
Tyler, TX 75701-2036

Mailing address

PO Box 841656
Dallas, TX 75284-1656
Phone (903) 531-5000

Other identifiers 4

IdentifierTypeStateIssuer
75-2616977-042OtherTXTRICARE
P01118428OtherTXRAIL ROAD
309898001MedicaidTX
8DM214OtherTXBCBS

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, MT2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20121024000747 TX Practitioner - Anesthesiology 7113927971 Reassigns benefits to 3 organizations
I20200528002768 MT Practitioner - Anesthesiology 7113927971 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Other, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Billings ClinicGroup PAC ID 6002993516, 814 clinicians
Gallatin Valley Anesthesia Associates PCGroup PAC ID 1456372523, 35 clinicians

Practice addresses (Care Compare)

2800 10TH Ave N
Billings, MT 59101-0703
Phone (406) 657-4000

915 Highland Blvd
Bozeman, MT 59715-6902
Phone (406) 585-5000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
E-4888ARMDAnesthesiology Physician
MED-PHYS-LIC-82373MTMDAnesthesiology Physician
P4721TXMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Christus Trinity Clinic Texas Anesthesiology CurrentSince Nov 1, 2012 Accepting new patients
Billings Clinic Current Accepting new patients
Gallatin Valley Anesthesia Associates PC Anesthesiology CurrentSince Dec 30, 2022 Accepting new patients
Premier Anesthesia of Huntsville a Division of Premier Anesthesia LLC Anesthesiology CurrentSince May 1, 2018 Accepting new patients
Emergenchealth PLLC Anesthesiology CurrentSince May 10, 2020 Accepting new patients
Granite Peak Anesthesiology Consultants Anesthesiology CurrentSince Jul 6, 2024 Accepting new patients
Missoula Anesthesiology, P.C. Anesthesiology CurrentSince Jun 15, 2020 Accepting new patients
Billings Clinic CurrentSince Apr 30, 2025 Accepting new patients
Christus Trinity Clinic Texas CurrentSince Nov 1, 2012 Accepting new patients
Ma Critical Care Services, PC Past Accepting new patients
Intercity Radiology, PC Past Accepting new patients
Western Arkansas Anesthesiology Associates P.a. Anesthesiology Past Accepting new patients
Summit Anesthesia, LLC Anesthesiology Past Accepting new patients

Locations

2800 10th Ave N
Billings, MT 59101
Phone (406) 248-3290

3905 Wellness Way
Bozeman, MT 59718
Phone (406) 587-9202

915 Highland Blvd
Bozeman, MT 59715
Phone (406) 414-1720

925 Highland Blvd
Ste 1180
Bozeman, MT 59715
Phone (406) 582-4963

2827 Fort Missoula Rd
Missoula, MT 59804
Phone (406) 327-4202

500 W Broadway St
Missoula, MT 59802
Phone (406) 327-1918

5501 S Expressway 77
Harlingen, TX 78550
Phone (936) 569-9481

505 S John Redditt Dr
Lufkin, TX 75904
Phone (713) 512-1200

7400 Barlite Blvd
San Antonio, TX 78224
Phone (210) 921-2000

1327 Troup Hwy
Tyler, TX 75701
Phone (903) 510-8764

630 S Fleishel Ave
Tyler, TX 75701
Phone (903) 510-8888

800 E Dawson St
Tyler, TX 75701
Phone (903) 531-5018

1401 E 8th St
Weslaco, TX 78596
Phone (956) 581-0303

Organizations & group practices 13

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.

View all 13

Hospital & facility affiliations 9

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": "1155600000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1590451200000",
    "number": "1255344610",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 841656",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752841656",
            "telephone_number": "903-531-5000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "800 E DAWSON ST",
            "city": "TYLER",
            "state": "TX",
            "postal_code": "757012036",
            "telephone_number": "903-531-4500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "UNDERWOOD",
        "first_name": "JOEL",
        "middle_name": "R",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-08-15",
        "last_updated": "2020-05-26",
        "certification_date": "2020-05-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "AR",
            "license": "E-4888",
            "primary": false
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MT",
            "license": "MED-PHYS-LIC-82373",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "TX",
            "license": "P4721",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "TRICARE",
            "identifier": "75-2616977-042",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "RAIL ROAD",
            "identifier": "P01118428",
            "state": "TX"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "309898001",
            "state": "TX"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS",
            "identifier": "8DM214",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Tyler, TX

Sources for this page

Verify at the official NPI Registry.