SALIL KUMAR TREHAN M.D.
NPI 1194766121
Internal Medicine in Amarillo, TX

Active since June 09, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 45D2136348 · Waiver
1600 S COULTER ST STE 501, AMARILLO, TX 79106(806) 353-7417(806) 353-4007 Get Directions Write a Review

NPPES record last updated: February 26, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Salil Kumar Trehan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SALIL KUMAR TREHAN M.D. (NPI 1194766121) is an individual internal medicine provider in Amarillo, Texas, licensed in Texas (K6370) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through September 6, 2027, and is affiliated with Northwest Texas Hospital.

NPPES Registry Identity

NPI1194766121
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameSALIL KUMAR TREHANCredential: M.D.
Location Address1600 S COULTER ST STE 501Amarillo, TX 79106-0702
Mailing Address1600 S Coulter St Ste 501Amarillo, TX 79106-0702 · (806) 353-7417 · Fax (806) 353-4007
Fax(806) 353-4007
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1988
Enumeration DateJune 9, 2006
Last NPPES UpdateFebruary 26, 2026
NPPES CertifiedFebruary 26, 2026
NPI 1194766121 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in TX · K6370
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1600 S COULTER ST STE 501, Amarillo, TX 79106

Other Identifiers 1

Medicaid031560802TX

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Salil Kumar Trehan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6406812718
PECOS Enrollment IDI20041208000821
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 45D2136348

Salil K Trehan · Amarillo, TX
Active · expires Sep 6, 2027
CLIA Number45D2136348
Laboratory TypePhysician Office
Certificate Effective DateSeptember 7, 2025
Certificate Expiration DateSeptember 6, 2027
Laboratory DirectorSalil K. Trehan
Laboratory Phone(806) 353-7414
Laboratory LocationSalil K Trehan1600 S Coulter St Ste 501, Amarillo, TX 79106
CLIA data matches this NPI record on: Address
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 32

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
906 services519 patients
Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301
Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.
838 services143 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
629 services350 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
581 services581 patients
Annual alcohol misuse screening, 5 to 15 minutes G0442
An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.
579 services579 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
557 services557 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northwest Texas Hospital

Acute Care Hospitals · Amarillo, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450209
Location1501 S Coulter StAmarillo, TX 79106 · Potter County
Emergency services Birthing friendly

Bsa Hospital

Acute Care Hospitals · Amarillo, TX
2/5 CMS rating
OwnershipProprietary
CMS Certification Number450231
Location1600 Wallace BlvdAmarillo, TX 79106 · Potter County
Emergency services Birthing friendly

Quail Creek Surgical Hospital

Acute Care Hospitals · Amarillo, TX
OwnershipProprietary
CMS Certification Number450875
Location6819 Plum CreekAmarillo, TX 79124 · Potter County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 79106 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Colorectal Cancer Screening
Percentage of adults 50-75 years of age who had appropriate screening for colorectal cancer
24%1,154 patients2/55-star benchmark: 85%
Diabetes: Eye Exam
Percentage of patients 18-75 years of age with diabetes who had a retinal or dilated eye exam by an eye care professional during the measurement period or a negative retinal exam (no evidence of retinopathy) in the 12 months prior to the measurement period
21%348 patients1/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
96%15,599 patients4/55-star benchmark: 99%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
34%819 patients2/55-star benchmark: 88%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
100%1,340 patients5/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
95%2,215 patients4/55-star benchmark: 97%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
30%2,190 patients2/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
76%2,215 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
57%2,215 patients3/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
42%2,215 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 26

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
27 suppliers118 claims315 services$6.39 avg. paid by Medicare
Normal, low and high calibrator solution / chips A4256
DME-Other DME · category DE000N
2 suppliers16 claims16 services$2.96 avg. paid by Medicare
Spring-powered device for lancet, each A4258
DME-Other DME · category DE000N
5 suppliers11 claims11 services$1.86 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
20 suppliers52 claims71 services$1.08 avg. paid by Medicare
Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each A4351
DME-Orthotic Devices · category DF008N
2 suppliers12 claims1,080 services$1.58 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
7 suppliers20 claims20 services$37.63 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Orthopaedic Surgery
1600 S COULTER ST STE 501
AMARILLO, TX 79106
Internal Medicine
1600 S COULTER ST STE 501
AMARILLO, TX 79106
Physician Assistant
1600 S COULTER ST STE 501
AMARILLO, TX 79106
Orthopaedic Surgery
1600 S COULTER ST STE 501
AMARILLO, TX 79106
Physician Assistant
1600 S COULTER ST STE 501
AMARILLO, TX 79106

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Salil Trehan's NPI number?

The NPI number for Salil Trehan is 1194766121. It was assigned to this individual provider in the NPPES registry on June 9, 2006.

Where is Salil Trehan located?

Salil Trehan practices at 1600 S Coulter St Ste 501, Amarillo, TX 79106. The listed phone number is (806) 353-7417.

What is Salil Trehan's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Salil Trehan enrolled in Medicare?

Yes. Salil Trehan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Does Salil Trehan hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2136348) is associated with this NPI, valid through September 6, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Salil Trehan accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 4 other insurers list Salil Trehan as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Salil Trehan affiliated with any hospitals?

According to CMS data, Salil Trehan is affiliated with Northwest Texas Hospital, Bsa Hospital and Quail Creek Surgical Hospital.

When was this NPI record last updated?

The NPPES record for Salil Trehan was last updated on February 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.