NPIMap

Individual provider Active NPI

Martin Quan Tran, DO

  • Nephrology Physician
  • Johnson City, TN
National Provider Identifier
1851395891
Registry record updated Aug 21, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
DO1528 Issued in TN
Practice address
107 Woodlawn Dr
Johnson City, TN 37604-5978
Phone
(423) 929-7158
Fax
(423) 928-9625
NPI assigned
Jun 8, 2005
Last updated
Aug 21, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 21, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X DO1528 TN Primary

Addresses

Primary practice location

107 Woodlawn Dr
Johnson City, TN 37604-5978

Mailing address

107 Woodlawn Dr
Johnson City, TN 37604-6287
Phone (423) 929-7158

Other identifiers 1

IdentifierTypeStateIssuer
3307966MedicaidTN

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mtran19088@direct.acumenmd.com Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TN
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
I20100316000733 TN Practitioner - NephrologyPractitioner - Internal Medicine 5395762553 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
NephrologyAlso: Internal Medicine
Education
Other, 1997
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
East Tennessee Medical Associates, P.C.Group PAC ID 2062460009, 7 clinicians

Practice addresses (Care Compare)

107 Woodlawn Dr
Suite 200
Johnson City, TN 37604-6287
Phone 4239297158305

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
88.22 of 100Reported as group
Quality
60.13
Promoting interoperability
100
Improvement activities
40
Cost
83.92

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
1528TNMDMarriage & Family Therapist
DO1528TNMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
East Tennessee Medical Associates, P.C. Nephrology CurrentSince Aug 4, 2003 Accepting new patients
Sandlin Dialysis LLC PastSince Mar 1, 2012 Accepting new patients

Locations

107 Woodlawn Dr
Ste 200
Johnson City, TN 37604
Phone (423) 929-7158

107 Woodlawn Dr
Johnson City, TN 37604
Phone (423) 929-7158

Interoperability endpoints

  • Direct secure messaging: martintran@etmapc.allscriptsdirect.net
  • Direct secure messaging: mtran19088@direct.acumenmd.com

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

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": "1118188800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787270400000",
    "number": "1851395891",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "107 WOODLAWN DR",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376046287",
            "telephone_number": "423-929-7158",
            "fax_number": "423-928-9625"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "107 WOODLAWN DR",
            "city": "JOHNSON CITY",
            "state": "TN",
            "postal_code": "376045978",
            "telephone_number": "423-929-7158",
            "fax_number": "423-928-9625"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TRAN",
        "first_name": "MARTIN",
        "middle_name": "QUAN",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-06-08",
        "last_updated": "2026-08-21",
        "certification_date": "2026-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "TN",
            "license": "DO1528",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "3307966",
            "state": "TN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mtran19088@direct.acumenmd.com",
            "affiliation": "N",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "107 Woodlawn Dr",
            "city": "Johnson City",
            "state": "TN",
            "country_code": "US",
            "postal_code": "376045978",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Johnson City, TN

Sources for this page

Verify at the official NPI Registry.