DR. SON THANH LE M.D.
NPI 1861441552
Internal Medicine in Garden Grove, CA

Q: What is Son Le's NPI number?

The NPI number for Son Le is 1861441552. It was assigned to this individual provider in the NPPES registry on May 9, 2006.

Q: What is Son Le's specialty?

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

Q: Is Son Le enrolled in Medicare?

Yes. Son 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.

Q: When was this NPI record last updated?

The NPPES record for Son Le was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since May 09, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 05D0988426 · Waiver

8887 WESTMINSTER AVE, GARDEN GROVE, CA 92844(714) 698-3880(714) 698-3886 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Son Thanh Le M.d. NPPES

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

DR. SON THANH LE M.D. (NPI 1861441552) is an individual internal medicine provider in Garden Grove, California, licensed in California (A63381) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through June 26, 2027, and is a graduate of University Of California, Irvine, California College Of Medicine (1996).

NPPES Registry Identity

NPI1861441552

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameDR. SON THANH LECredential: M.D.

Location Address8887 WESTMINSTER AVEGarden Grove, CA 92844-2608

Mailing Address8887 Westminster AveGarden Grove, CA 92844-2608 · (714) 698-3880 · Fax (714) 698-3886

Phone(714) 698-3880

Fax(714) 698-3886

Sole ProprietorNo

Medical School CMSUniversity Of California, Irvine, California College Of MedicineGraduated 1996

Enumeration DateMay 9, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1861441552 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · A63381

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.

8887 WESTMINSTER AVE, Garden Grove, CA 92844

Open in Google Maps ↗

Other Identifiers 1

Medicaid00A633810CA

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. Son Thanh 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 ID446252506

PECOS Enrollment IDI20070202000462

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

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

Son Thanh Le MD Inc

Same address

Internal Medicine

8887 WESTMINSTER AVE
Garden Grove, CA 92844

Reassigned Medicare billing, California enrollment
Medicare enrollment name: Son Thanh Le, M.D. Inc

NPI 1114976362 (714) 698-3880

Family Choice Aco Inc

1.3 mi

Internal Medicine

7631 WYOMING ST STE 201
Westminster, CA 92683

Reassigned Medicare billing, California enrollment
75 clinicians in this Medicare group

NPI 1396416863 (714) 868-0765

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

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 05D0988426

Son T Le, MD · Garden Grove, CA

Active · expires Jun 26, 2027

CLIA Number05D0988426

Laboratory TypePhysician Office

Certificate Effective DateJune 27, 2025

Certificate Expiration DateJune 26, 2027

Laboratory DirectorSon T. Le MD

Laboratory Phone(714) 698-3880

Laboratory LocationSon T Le, MD8887 Westminster Avenue, Garden Grove, CA 92844

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 13

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.

782 services167 patients

Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 99457

This service involves reviewing and managing your health data, which is remotely monitored and collected. Your vital signs like heart rate and blood pressure are tracked regularly throughout the month. The first 20 minutes of this data analysis per month is included in this service.

407 services53 patients

Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 99454

This service involves using devices to remotely track body functions like heart rate or blood pressure. These devices, provided initially, record data daily or send alerts if readings are abnormal. The service is renewed every 30 days.

336 services45 patients

Management using the results of remote vital sign monitoring per calendar month, each additional 20 minutes 99458

This service involves analyzing your vital signs, like heart rate and blood pressure, remotely collected over a month. Each additional 20 minutes spent on management refers to extra time spent reviewing, interpreting your data, and planning your care. It's a critical part of ensuring your wellbeing.

281 services47 patients

Collection and interpretation of physical parameters stored in computers and/or transmitted by the patient and/or caregiver to qualified health care professional, requiring 30 minutes or more, per 30 days 99091

This service involves gathering and analyzing health data from a patient, which is digitally stored and sent to a healthcare professional. This may include heart rate, blood pressure, or blood sugar levels. The process takes at least 30 minutes and is repeated every 30 days.

246 services45 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

110 services46 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

105 services66 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.

79 services79 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.

64 services64 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

57 services55 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

27 services27 patients

Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a G0179

This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.

19 services11 patients

Remote monitoring of physiologic parameters, initial set-up and patient education on use of equipment 99453

Remote monitoring of physiologic parameters involves using special equipment to track vital signs like heart rate and blood pressure from a distance. The initial set-up includes installing the device and teaching the patient how to use it correctly for accurate readings.

18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92844 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

$142.39 typical visit price

range $62.96 – $187.60

Typical copayment $35.59 (range $15.74 – $46.90)

Most-billed visit code 99204

Established Patient

$109.96 typical visit price

range $20.84 – $153.61

Typical copayment $27.49 (range $5.21 – $38.40)

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

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

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

5 suppliers15 claims24 services$0.75 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 2

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

SON THANH LE MD INC

Internal Medicine

8887 WESTMINSTER AVE
GARDEN GROVE, CA 92844

Orange County (714) 698-3880

DR. JENNIFER UYEN NGUYEN DC

Chiropractor

8887 WESTMINSTER AVE
GARDEN GROVE, CA 92844

Orange County (714) 698-3880

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 Son Le's NPI number?

The NPI number for Son Le is 1861441552. It was assigned to this individual provider in the NPPES registry on May 9, 2006.

Where is Son Le located?

Son Le practices at 8887 Westminster Ave, Garden Grove, CA 92844. The listed phone number is (714) 698-3880.

What is Son Le's specialty?

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

Is Son Le enrolled in Medicare?

Yes. Son 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.

Which organizations bill Medicare for Son Le's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Son Le reassigns Medicare benefits to 2 organizations: Son Thanh Le MD Inc (Garden Grove, CA) and Family Choice Aco Inc (Westminster, CA). 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 Son Le's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Does Son Le hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D0988426) is associated with this NPI, valid through June 26, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Son Le was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

About Dr. Son Thanh Le M.d. NPPES

NPPES Registry Identity

Specialties & Licenses

Other Identifiers 1

Medicare Participation & PECOS CMS

Medicare Enrollment Status

Medicare Billing Reassignments

CLIA Laboratory Certificates CMS CLIA

Certificate of Waiver · 05D0988426

Areas of Expertise CMS Part B claims 13

Physician Visit Costs CMS claims · ZIP area

Referred Medical Equipment & Supplies CMS DME claims

Other Providers at the Same Location NPPES 2

Frequently Asked Questions NPPES & CMS

What is Son Le's NPI number?

Where is Son Le located?

What is Son Le's specialty?

Is Son Le enrolled in Medicare?

Which organizations bill Medicare for Son Le's services?

Does Son Le hold a CLIA laboratory certificate?

When was this NPI record last updated?

Certificate of Waiver 05D0988426