Active NPI
Salil K. Trehan, MD, PA
- Internal Medicine Physician
- Amarillo, TX
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- K6370
- 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
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Salil Kumar Trehan, MD
- 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) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 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
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 182920201 | Medicaid | TX |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in TX
Enrollment records 1
Laboratory certificates & supplier records
Derived by NPIMapThese CMS records do not include an NPI. They are shown because their name and street address match this provider’s.
CLIA laboratory certificates
| CLIA number | Laboratory | Certificate | Expires |
|---|---|---|---|
| 45D2136348 | Salil K Trehan | Certificate of waiver | Sep 6, 2027 |
National Provider Directory
National Provider DirectoryLocations
1600 S Coulter St
Ste 501
Amarillo, TX 79106
Phone (806) 353-7417
Interoperability endpoints
- https://fhir4.healow.com/fhir/r4/IDGGDD
- 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.
-
- Internal Medicine Physician
- Amarillo, TX
- NPI 1194766121
-
- Family Nurse Practitioner
- Amarillo, TX
- NPI 1558926147
-
- Counselor
- Amarillo, TX
- NPI 1730655010
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
- Fida Saleem, MD
- Heather L Salehi, RRT
- Saturnino Cogefar Salera, FNP-C
- Martin Ignacio Salgueiro, DDS
- Omar Salh, M.D.
- Alyssa Salinas, DPT
- Sam's Club Optical (Sam's Club Optical 30-8279)
- Sam's East, Inc (Sam's Club Vision Center 30-7676)
- Samaritan Pastoral Counseling Center of Amarillo, Inc.
- Thomas August Sames, M.D.
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.