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DR. SAMREEN KHUWAJA M.D
NPI 1033640909
Internal Medicine in Port Arthur, TX

Active since March 23, 2017PECOS EnrolledAccepts Medicare Assignment
4116 BLACKBERRY LN, PORT ARTHUR, TX 77642(409) 999-2409 Get Directions Write a Review

NPPES record last updated: July 17, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jul 17, 2020, Mar 23, 2017 (2 updates tracked since 2017).

About Dr. Samreen Khuwaja M.d NPPES

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

DR. SAMREEN KHUWAJA M.D (NPI 1033640909) is an individual internal medicine provider in Port Arthur, Texas, licensed in Texas (S5952) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Christus Southeast Texas- St Elizabeth, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1033640909
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. SAMREEN KHUWAJACredential: M.D
Location Address4116 BLACKBERRY LNPort Arthur, TX 77642-7209
Mailing Address4116 Blackberry LnPort Arthur, TX 77642-7209 · (409) 999-2409
Phone(409) 999-2409
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateMarch 23, 2017
Last NPPES UpdateJuly 17, 20202 updates tracked since enumeration
NPPES CertifiedJuly 17, 2020
✔ NPI 1033640909 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 · S5952
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.
4116 BLACKBERRY LN, Port Arthur, TX 77642
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Samreen Khuwaja 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 ID8820342140
PECOS Enrollment IDI20200727000754
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.

Medicare Billing Reassignments

4

Medicare enrollment records show Samreen Khuwaja reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Texas Primary Care PLLC
0.4 mi
Internal Medicine
8455 9TH AVE STE B
Port Arthur, TX 77642
  • Reassigned Medicare billing, Texas enrollment
NPI 1396510160 (713) 464-7555
Jefferson Physician Services, PLLC
13 mi
Internal Medicine
2830 CALDER ST
Beaumont, TX 77702
  • Reassigned Medicare billing, Texas enrollment
  • 103 clinicians in this Medicare group
NPI 1598546764 (409) 892-7171
Hospitalist Medicine Physicians Of Texas, PLLC
78 mi
Internal Medicine
18951 N MEMORIAL DR
Humble, TX 77338
  • Reassigned Medicare billing, Texas enrollment
  • 2,009 clinicians in this Medicare group
NPI 1629307095 (281) 540-7700
Cogent Healthcare Of Texas, PA
260 mi
Internal Medicine
8200 WALNUT HILL LN
Dallas, TX 75231
  • Reassigned Medicare billing, Texas enrollment
  • 1,208 clinicians in this Medicare group
NPI 1992722953 (214) 345-7585

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

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.
20 services11 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Christus Southeast Texas- St Elizabeth

Acute Care Hospitals · Beaumont, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450034
Location2830 Calder AvenueBeaumont, TX 77702 · Jefferson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77642 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
$124.88 typical visit price
range $54.04 – $164.93
Typical copayment $31.22 (range $13.51 – $41.23)
Most-billed visit code 99204
Established Patient
$95.83 typical visit price
range $17.17 – $134.47
Typical copayment $23.95 (range $4.29 – $33.61)
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.

Referred Medical Equipment & Supplies CMS DME claims 2

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

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier15 claims15 services$108.85 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
1 supplier15 claims15 services$37.11 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Samreen Khuwaja's NPI number?

The NPI number for Samreen Khuwaja is 1033640909. It was assigned to this individual provider in the NPPES registry on March 23, 2017.

Where is Samreen Khuwaja located?

Samreen Khuwaja practices at 4116 Blackberry Ln, Port Arthur, TX 77642. The listed phone number is (409) 999-2409.

What is Samreen Khuwaja's specialty?

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

Is Samreen Khuwaja enrolled in Medicare?

Yes. Samreen Khuwaja 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.

Which organizations bill Medicare for Samreen Khuwaja's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Samreen Khuwaja reassigns Medicare benefits to 4 organizations: Texas Primary Care PLLC (Port Arthur, TX), Jefferson Physician Services, PLLC (Beaumont, TX), Hospitalist Medicine Physicians Of Texas, PLLC (Humble, TX) and Cogent Healthcare Of Texas, PA (Dallas, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Samreen Khuwaja's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Samreen Khuwaja 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 2 other insurers list Samreen Khuwaja 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 Samreen Khuwaja affiliated with any hospitals?

According to CMS data, Samreen Khuwaja is affiliated with Christus Southeast Texas- St Elizabeth.

When was this NPI record last updated?

The NPPES record for Samreen Khuwaja was last updated on July 17, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.