Organization Active NPI

Salil K. Trehan, MD, PA

  • Internal Medicine Physician
  • Amarillo, TX
National Provider Identifier
1447206404
Registry record updated Feb 24, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
K6370 Issued in TX
Legal business name
SALIL K. TREHAN, MD, PA
Practice address
1600 S Coulter St Ste 501
Amarillo, TX 79106-0702
Phone
(806) 353-7417
Fax
(806) 353-4007
NPI assigned
May 25, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Feb 24, 2026

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

Authorized official

Name
Salil Kumar Trehan, MDNPI 1194766121
Title
Director
Phone
(806) 353-7417

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207R00000X K6370 TX Primary

Addresses

Primary practice location

1600 S Coulter St Ste 501
Amarillo, TX 79106-0702

Mailing address

1600 S Coulter St Ste 501
Amarillo, TX 79106-0702
Phone (806) 353-7417

Other identifiers 1

IdentifierTypeStateIssuer
182920201MedicaidTX

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20060906000405 TX Part B Supplier - Clinic/Group Practice 3779587704 Receives reassigned benefits from 2 practitioners
Practice locations: Amarillo, TX

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
45D2136348Salil K Trehan1600 S Coulter St Ste 501, Amarillo, TX 79106Certificate of waiverSep 6, 2027

National Provider Directory

National Provider Directory

Locations

1600 S Coulter St
Ste 501
Amarillo, TX 79106
Phone (806) 353-7417

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/IDGGDD
  • FHIR API: https://api.platform.athenahealth.com/617/brand/1/csg/1/fhir/r4

Practitioners & affiliated clinicians

Practitioners 3

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1148515200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1771891200000",
    "number": "1447206404",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1600 S COULTER ST STE 501",
            "city": "AMARILLO",
            "state": "TX",
            "postal_code": "791060702",
            "telephone_number": "806-353-7417",
            "fax_number": "806-353-4007"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1600 S COULTER ST STE 501",
            "city": "AMARILLO",
            "state": "TX",
            "postal_code": "791060702",
            "telephone_number": "806-353-7417",
            "fax_number": "806-353-4007"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "SALIL K. TREHAN, MD, PA",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-05-25",
        "last_updated": "2026-02-24",
        "certification_date": "2026-02-24",
        "status": "A",
        "authorized_official_last_name": "TREHAN",
        "authorized_official_first_name": "SALIL",
        "authorized_official_middle_name": "KUMAR",
        "authorized_official_title_or_position": "DIRECTOR",
        "authorized_official_telephone_number": "806-353-7417",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine",
            "state": "TX",
            "license": "K6370",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "182920201",
            "state": "TX"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Amarillo, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 24, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.