Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

JASON Z LEE MD
NPI 1285634592
Internal Medicine - Nephrology in Texarkana, TX

Active since July 28, 2005PECOS Enrolled
5002 COWHORN CREEK RD, TEXARKANA, TX 75503(903) 614-3000(903) 614-3525 Get Directions Write a Review

NPPES record last updated: October 28, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Oct 28, 2026, Jul 29, 2020 (2 updates tracked since 2020).

About Jason Z Lee Md NPPES

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

JASON Z LEE MD (NPI 1285634592) is an individual nephrology provider in Texarkana, Texas, licensed in Texas (M1876) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Christus St Michael Health System, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1285634592
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameJASON Z LEECredential: MD
Location Address5002 COWHORN CREEK RDTexarkana, TX 75503-9766
Mailing Address5002 Cowhorn Creek RdTexarkana, TX 75503-9766 · (903) 614-3000 · Fax (903) 614-3525
Fax(903) 614-3525
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateJuly 28, 2005
Last NPPES UpdateOctober 28, 20262 updates tracked since enumeration
NPPES CertifiedOctober 28, 2026
✔ NPI 1285634592 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Licenses✔ Licensed in TX · M1876✔ Licensed in AR · E4176
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
5002 COWHORN CREEK RD, Texarkana, TX 75503

Secondary Practice Locations 2

Location 1115 Airport RdSulphur Springs, TX 75482-2105 · Phone (903) 438-4670 · Fax (903) 885-8720
Location 2130 Tankersley Rd Ste 200MT Pleasant, TX 75455-1604 · Phone (903) 606-7480 · Fax (903) 606-7489

Accepted 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

Jason Z Lee Md 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 ID6204806292
PECOS Enrollment IDI20050628001406, I20160114000147
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

2

Medicare enrollment records show Jason Lee reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Nephrology
5002 COWHORN CREEK RD
Texarkana, TX 75503
  • Reassigned Medicare billing, Oklahoma enrollment
  • 7 clinicians in this Medicare group
Family Medicine
520 DOUGLAS BLVD
Tyler, TX 75702
  • Reassigned Medicare billing, Texas enrollment
  • 2,745 clinicians in this Medicare group

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 31

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.

Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
320 services163 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
319 services130 patients
Phosphate level 84100
A phosphate level test measures the amount of phosphate in your blood. Phosphate is a chemical that contains the mineral phosphorus, crucial for energy production, muscle and nerve function, and bone growth. Imbalances may indicate kidney disease or other health issues.
207 services119 patients
Parathormone (parathyroid hormone) level 83970
The Parathormone level test measures the amount of parathyroid hormone in your blood. This hormone controls calcium and phosphorus levels in the body, which are vital for bone health. Abnormal levels may indicate issues like kidney disease or parathyroid gland disorders.
206 services120 patients
Manual urinalysis test with examination using microscope, automated 81001
A manual urinalysis test with automated microscopic examination is a lab process that checks your urine for health indicators. It involves a machine scanning your sample to identify any abnormal elements, which can assist in diagnosing various conditions.
200 services118 patients
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025
A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.
200 services118 patients

Hospital Affiliations CMS Care Compare

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

Christus St Michael Health System

Acute Care Hospitals · Texarkana, TX
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number450801
Location2600 St Michael DrTexarkana, TX 75503 · Bowie County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 75503 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.

Other Providers at the Same Location NPPES 20

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

Nurse Practitioner (Family)
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Urology
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Psychiatry & Neurology (Psychiatry)
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Internal Medicine (Cardiovascular Disease)
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Allergy & Immunology
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Internal Medicine (Rheumatology)
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Internal Medicine (Gastroenterology)
5002 COWHORN CREEK RD
TEXARKANA, TX 75503
Physician Assistant
5002 COWHORN CREEK RD
TEXARKANA, TX 75503

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 Jason Lee's NPI number?

The NPI number for Jason Lee is 1285634592. It was assigned to this individual provider in the NPPES registry on July 28, 2005.

Where is Jason Lee located?

Jason Lee practices at 5002 Cowhorn Creek Rd, Texarkana, TX 75503. The listed phone number is (903) 614-3000.

What is Jason Lee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Jason Lee enrolled in Medicare?

Yes. Jason Lee 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 Jason Lee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jason Lee reassigns Medicare benefits to 2 organizations: Collom & Carney Clinic Association (Texarkana, TX) and Christus Trinity Clinic Texas (Tyler, 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 Jason Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Jason Lee accept?

Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list Jason Lee 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 Jason Lee affiliated with any hospitals?

According to CMS data, Jason Lee is affiliated with Christus St Michael Health System.

When was this NPI record last updated?

The NPPES record for Jason Lee was last updated on October 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.