Individual provider Active NPI

Rex Monroe Holliday, MD

  • Diagnostic Radiology Physician
  • Portland, OR
National Provider Identifier
1619387719
Registry record updated Dec 2, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
MD192271 Issued in OR
Practice address
3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone
(503) 494-8311
NPI assigned
Apr 29, 2014
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 2, 2024

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X MD192271 OR Primary
Diagnostic Radiology Physician 2085R0202X 2019-02353 NC
Diagnostic Radiology Physician 2085R0202X 65768 TN
Diagnostic Radiology Physician 2085R0202X ME125777 FL

Addresses

Primary practice location

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011

Mailing address

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3098

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WY, TN2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20220624000241 WY Practitioner - Diagnostic Radiology 5698993012 Reassigns benefits to 3 organizations
I20241203003624 TN Practitioner - Diagnostic Radiology 5698993012 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Other, 2014
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Triad Radiology Associates PLLCGroup PAC ID 8729086194, 75 clinicians

Practice addresses (Care Compare)

414 McGhee Branch Rd
Buchanan, TN 38222-3783
Phone (336) 970-5300

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
76.35 of 100Reported as group
Quality
72.18
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
92.41 of 100Reported as group
Quality
91.07
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2019-02353NCMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 22, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 29, 2025 Accepting new patients
Clarksville Imaging Center LLC Diagnostic Radiology CurrentSince Aug 1, 2022 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 22, 2025 Accepting new patients
Triad Radiology Associates PLLC Diagnostic Radiology CurrentSince Dec 1, 2024 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 26, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 23, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 17, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 23, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 29, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 11, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Jan 13, 2026 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Jan 13, 2026 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 17, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 17, 2025 Accepting new patients
Adi Radiology PC Diagnostic Radiology CurrentSince Aug 1, 2022 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 26, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 29, 2025 Accepting new patients
Middle Tennessee Imaging LLC Diagnostic Radiology CurrentSince Aug 1, 2022 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Dec 19, 2025 Accepting new patients
Novant Health Enterprises Imaging, LLC Diagnostic Radiology CurrentSince Jan 13, 2026 Accepting new patients
Second Avenue MRI LLC Diagnostic Radiology PastSince Jul 19, 2014 Accepting new patients
Associated Valley Radiologists LTD Diagnostic Radiology PastSince Jul 1, 2019 Accepting new patients
Louisiana Pet Imaging of Alexandria, LLC Past Accepting new patients
Vanderbilt University Past Accepting new patients

Locations (25 of 29)

610 N Fayetteville St
Ste 111
Asheboro, NC 27203
Phone (336) 308-2560

3155 Maplewood Ave
Winston Salem, NC 27103
Phone (336) 718-7980

3010 Trenwest Dr
Ste 200
Winston Salem, NC 27103

3015 Maplewood Ave
Ste 200
Winston Salem, NC 27103
Phone (336) 794-4188

3754 Murfreesboro Pike
Ste 102
Antioch, TN 37013
Phone (615) 467-4642

789 Old Hickory Blvd
Brentwood, TN 37027
Phone (615) 555-6870

135 E Swan St
Centerville, TN 37033
Phone (931) 729-3513

2320 Wilma Rudolph Blvd
Clarksville, TN 37040
Phone (931) 645-1564

980 Professional Park Dr
Ste E
Clarksville, TN 37040
Phone (615) 327-2001

3310 Aspen Grove Dr
Ste 101
Franklin, TN 37067
Phone (615) 771-0171

4321 Carothers Pkwy
Franklin, TN 37067
Phone (615) 435-5000

110 Saint Blaise Rd
Ste 102
Gallatin, TN 37066
Phone (615) 467-4640

3012 Business Park Cir
Ste 100
Goodlettsville, TN 37072
Phone (615) 239-2046

262 New Shackle Island Rd
Ste 206
Hendersonville, TN 37075
Phone (615) 986-6050

5045 Old Hickory Blvd
Ste 100
Hermitage, TN 37076
Phone (615) 884-7674

101 Physicians Way
Ste 113
Lebanon, TN 37090

1210 Briarville Rd
Bldg F602
Madison, TN 37115
Phone (615) 773-7237

1559 Sparta St
McMinnville, TN 37110
Phone (615) 406-9544

5002 Crossings Cir
Ste 140
Mt Juliet, TN 37122
Phone (615) 773-7237

4230 Harding Pike
Ste 220
Nashville, TN 37205
Phone (615) 467-1050

1800 Charlotte Ave
Nashville, TN 37203

2000 Hayes St
Ste 1502
Nashville, TN 37203
Phone (615) 284-4599

28 White Bridge Pike
Ste 104
Nashville, TN 37205

1718 Charlotte Ave
Ste B
Nashville, TN 37203
Phone (615) 620-5480

28 White Bridge Pike
Ste 111
Nashville, TN 37205
Phone (615) 986-6153

Organizations & group practices 25

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.

View all 25

Hospital & facility affiliations 5

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": "1398729600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1733097600000",
    "number": "1619387719",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393098"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011",
            "telephone_number": "503-494-8311"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLLIDAY",
        "first_name": "REX",
        "middle_name": "MONROE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2014-04-29",
        "last_updated": "2024-12-02",
        "certification_date": "2024-12-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "OR",
            "license": "MD192271",
            "primary": true
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NC",
            "license": "2019-02353",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "TN",
            "license": "65768",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "FL",
            "license": "ME125777",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Portland, OR

Sources for this page

Verify at the official NPI Registry.