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DR. KEVIN KHAI TUAN TIEU MD
NPI 1154397768
Obstetrics & Gynecology in Fountain Valley, CA

Active since February 23, 2006PECOS EnrolledCLIA 05D1059571 · Waiver
16543 BROOKHURST ST, FOUNTAIN VALLEY, CA 92708(714) 418-9749(714) 418-1047 Get Directions Write a Review

NPPES record last updated: May 30, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Kevin Khai Tuan Tieu Md NPPES

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

DR. KEVIN KHAI TUAN TIEU MD (NPI 1154397768) is an individual obstetrics & gynecology provider in Fountain Valley, California, licensed in California (A77268) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through October 2, 2026, and is a graduate of Pennsylvania State University College Of Medicine (2000).

NPPES Registry Identity

NPI1154397768
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameDR. KEVIN KHAI TUAN TIEUCredential: MD
Location Address16543 BROOKHURST STFountain Valley, CA 92708-2343
Mailing Address16144 Gallatin StFountain Valley, CA 92708-1440
Phone(714) 418-9749
Fax(714) 418-1047
Sole ProprietorNo
Medical School CMSPennsylvania State University College Of MedicineGraduated 2000
Enumeration DateFebruary 23, 2006
Last NPPES UpdateMay 30, 2019
✔ NPI 1154397768 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in CA · A77268
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
16543 BROOKHURST ST, Fountain Valley, CA 92708
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Other Identifiers 1

Medicaid2012536CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Kevin Khai Tuan Tieu Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2769413533
PECOS Enrollment IDI20050822001406
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 05D1059571

Kevin Khai Tieu, MD · Fountain Valley, CA
Active · expires Oct 2, 2026
CLIA Number05D1059571
Laboratory TypePhysician Office
Certificate Effective DateOctober 3, 2024
Certificate Expiration DateOctober 2, 2026
Laboratory DirectorKevin Khai Tieu,md
Laboratory Phone(714) 418-9749
Laboratory LocationKevin Khai Tieu, MD16543 Brookhurst St, Fountain Valley, CA 92708
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Areas of Expertise CMS Part B claims 9

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.
140 services110 patients
Limited ultrasound scan of pelvis 76857
A limited ultrasound scan of the pelvis is a non-invasive imaging test. It uses high-frequency sound waves to create pictures of the lower abdomen area. This helps doctors view and assess the health of certain internal structures. It's painless and usually takes about 30 minutes.
99 services81 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.
62 services56 patients
Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
60 services60 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
46 services42 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
40 services40 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92708 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
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 3

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

KEVIN KHAI TIEU M D A PROFESSIONAL CORPORATION
Obstetrics & Gynecology
16543 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Orange County (714) 418-9749
TARRYN THUYTIEN TRAN PA-C
Physician Assistant
16543 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Orange County (714) 418-9749
DR. TRIET MINH LE D.O
Obstetrics & Gynecology
16543 BROOKHURST ST
FOUNTAIN VALLEY, CA 92708
Orange County (714) 418-9749

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 Kevin Khai Tieu's NPI number?

The NPI number for Kevin Khai Tieu is 1154397768. It was assigned to this individual provider in the NPPES registry on February 23, 2006.

Where is Kevin Khai Tieu located?

Kevin Khai Tieu practices at 16543 Brookhurst St, Fountain Valley, CA 92708. The listed phone number is (714) 418-9749.

What is Kevin Khai Tieu's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Kevin Khai Tieu enrolled in Medicare?

Yes. Kevin Khai Tieu is registered in the Medicare PECOS enrollment system.

Does Kevin Khai Tieu hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1059571) is associated with this NPI, valid through October 2, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Kevin Khai Tieu was last updated on May 30, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.