1. Home
  2. Directory
  3. Virginia
  4. Fairfax
  5. Internal Medicine
  6. NPI Profile

DR. THIENQUANG DAT LE M.D.
NPI 1538254875
Internal Medicine in Fairfax, VA

Active since October 03, 2006PECOS EnrolledAccepts Medicare Assignment
4001 FAIR RIDGE DR, SUITE 206, FAIRFAX, VA 22033(703) 716-5404(703) 716-5410 Get Directions Write a Review

NPPES record last updated: December 8, 2009. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Thienquang Dat Le M.d. NPPES

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

DR. THIENQUANG DAT LE M.D. (NPI 1538254875) is an individual internal medicine provider in Fairfax, Virginia, licensed in Virginia (0101840408) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Inova Alexandria Hospital, and is a graduate of Virginia Commonwealth University, School Of Medicine (1996).

NPPES Registry Identity

NPI1538254875
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. THIENQUANG DAT LECredential: M.D.
Location Address4001 FAIR RIDGE DR, SUITE 206Fairfax, VA 22033-2917
Mailing Address4001 Fair Ridge Dr, Suite 206Fairfax, VA 22033-2917 · (703) 716-5404 · Fax (703) 716-5410
Phone(703) 716-5404
Fax(703) 716-5410
Sole ProprietorNo
Medical School CMSVirginia Commonwealth University, School Of MedicineGraduated 1996
Enumeration DateOctober 3, 2006
Last NPPES UpdateDecember 8, 2009
✔ NPI 1538254875 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in VA · 0101840408
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.
4001 FAIR RIDGE DR, Fairfax, VA 22033
Open in Google Maps ↗

Other Identifiers 9

Other27-1285868Tricare
Other27-1285868United Health Care
Other27-1285868Cigna
Medicare UPING90367
Medicaid005828031VA
Other208794VA · Anthem Bcbs
Other2198660Aetna-hmo
Other27-1285868Aetna
Medicare ID-Type Unspecified490315

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

Dr. Thienquang Dat Le 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 ID6709978984
PECOS Enrollment IDI20070816000937
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.

Areas of Expertise CMS Part B claims 7

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 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.
832 services269 patients
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.
103 services94 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
97 services19 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.
54 services54 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
45 services45 patients
Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment G0402
An Initial Preventive Physical Examination, also known as a "Welcome to Medicare" visit, is a one-time, face-to-face visit during your first 12 months of Medicare enrollment. It includes a review of your health, as well as education and counseling about preventive services and further screenings.
13 services13 patients

Hospital Affiliations CMS Care Compare 4

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

Inova Alexandria Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490040
Location4320 Seminary RdAlexandria, VA 22304 · Alexandria City County
Emergency services Birthing friendly

Virginia Hospital Center

Acute Care Hospitals · Arlington, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490050
Location1701 North George Mason DriveArlington, VA 22205 · Arlington County
Emergency services Birthing friendly

Inova Fair Oaks Hospital

Acute Care Hospitals · Fairfax, VA
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number490101
Location3600 Joseph Siewick DriveFairfax, VA 22033 · Fairfax County
Birthing friendly

Inova Mount Vernon Hospital

Acute Care Hospitals · Alexandria, VA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number490122
Location2501 Parkers LaneAlexandria, VA 22306 · Fairfax County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 22033 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
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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 9

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
9 suppliers19 claims37 services$4.50 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
6 suppliers14 claims14 services$0.82 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
3 suppliers19 claims19 services$31.55 avg. paid by Medicare
Cushion for use on nasal mask interface, replacement only, each A7032
DME-Other DME · category DE001N
2 suppliers13 claims78 services$14.40 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
3 suppliers19 claims19 services$45.59 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
3 suppliers13 claims13 services$15.17 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 20

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

RUSSELL P. SENECA M.D.
Surgery
4001 FAIR RIDGE DR, SUITE 304
FAIRFAX, VA 22033
Fairfax County (703) 359-8640
PROF. SALLY A MCFARLAND MD
Internal Medicine
4001 FAIR RIDGE DR, SUITE 303
FAIRFAX, VA 22033
Fairfax County (703) 539-8601
FAIR RIDGE OB/GYN ASSOCIATES , PC
Obstetrics & Gynecology
4001 FAIR RIDGE DR, 202
FAIRFAX, VA 22033
Fairfax County (703) 591-2223
JULIA C. STONE, LMFT, PC
Community/Behavioral Health
4001 FAIR RIDGE DR, SUITE 302
FAIRFAX, VA 22033
Fairfax County (703) 851-3119
BROOKE LEIGH JOHNSON PT, DPT
Physical Therapist
4001 FAIR RIDGE DR, SUITE 203
FAIRFAX, VA 22033
Fairfax County (703) 865-7680
VINCENT JAMES MASCATELLO MD
Radiology (Pediatric Radiology)
4001 FAIR RIDGE DR, #103, FAIR OAKS IMAGING CENTER
FAIRFAX, VA 22033
Fairfax County (703) 385-5203
JAMIE L ZAITA MD
Obstetrics & Gynecology
4001 FAIR RIDGE DR, 202
FAIRFAX, VA 22033
Fairfax County (703) 591-2223
DR. JANET REBECCA LAUBGROSS PHD
Psychologist (Clinical)
4001 FAIR RIDGE DR, SUITE #305
FAIRFAX, VA 22033
Fairfax County (703) 591-7828

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 Thienquang Le's NPI number?

The NPI number for Thienquang Le is 1538254875. It was assigned to this individual provider in the NPPES registry on October 3, 2006.

Where is Thienquang Le located?

Thienquang Le practices at 4001 Fair Ridge Dr Suite 206, Fairfax, VA 22033. The listed phone number is (703) 716-5404.

What is Thienquang Le's specialty?

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

Is Thienquang Le enrolled in Medicare?

Yes. Thienquang Le 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.

Is Thienquang Le affiliated with any hospitals?

According to CMS data, Thienquang Le is affiliated with Inova Alexandria Hospital, Virginia Hospital Center, Inova Fair Oaks Hospital and Inova Mount Vernon Hospital.

When was this NPI record last updated?

The NPPES record for Thienquang Le was last updated on December 8, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.