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MS. QUYNH-THU NGUYEN DOAN MD
NPI 1023348117
Obstetrics & Gynecology in Houston, TX

Active since January 12, 2010PECOS EnrolledAccepts Medicare AssignmentCLIA 45D2028941 · Waiver
18300 KATY FWY, STE 205, HOUSTON, TX 77094(281) 717-4366(281) 717-4367 Get Directions Write a Review

NPPES record last updated: June 28, 2022. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Ms. Quynh-thu Nguyen Doan Md NPPES

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

MS. QUYNH-THU NGUYEN DOAN MD (NPI 1023348117) is an individual obstetrics & gynecology provider in Houston, Texas, licensed in Texas (N7612) and active in the NPI registry since January 2010. She is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through August 25, 2027, and is affiliated with Houston Methodist West Hospital.

NPPES Registry Identity

NPI1023348117
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameMS. QUYNH-THU NGUYEN DOANCredential: MD
Location Address18300 KATY FWY, STE 205Houston, TX 77094-1520
Mailing Address18300 Katy Fwy, Ste 205Houston, TX 77094-1520 · (281) 717-4366 · Fax (281) 717-4367
Phone(281) 717-4366
Fax(281) 717-4367
Sole ProprietorNo
Medical School CMSBaylor College Of MedicineGraduated 2006
Enumeration DateJanuary 12, 2010
Last NPPES UpdateJune 28, 2022
NPPES CertifiedOctober 27, 2021
✔ NPI 1023348117 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
License✔ Licensed in TX · N7612
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.

18300 KATY FWY, Houston, TX 77094
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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

Ms. Quynh-thu Nguyen Doan 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 ID2466640487
PECOS Enrollment IDI20221116000053
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 45D2028941

Quynh-Thu 'gigi' Doan MD PA · Houston, TX
Active · expires Aug 25, 2027
CLIA Number45D2028941
Laboratory TypePhysician Office
Certificate Effective DateAugust 26, 2025
Certificate Expiration DateAugust 25, 2027
Laboratory DirectorQuynhthu Doan
Laboratory Phone(281) 717-4366
Laboratory LocationQuynh-Thu 'gigi' Doan MD PA18300 Katy Freeway Suite 205 Medical Office Building 2, Houston, TX 77094
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Hospital Affiliations CMS Care Compare

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

Houston Methodist West Hospital

Acute Care Hospitals · Houston, TX
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number670077
Location18500 Katy FreewayHouston, TX 77094 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77094 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
$134.06 typical visit price
range $58.24 – $176.98
Typical copayment $33.51 (range $14.56 – $44.24)
Most-billed visit code 99204
Established Patient
$72.62 typical visit price
range $18.60 – $143.93
Typical copayment $18.15 (range $4.65 – $35.98)
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 13

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

KRISTIN NOELLE SCHMIDT M.D.
Obstetrics & Gynecology
18300 KATY FWY, SUITE 315
HOUSTON, TX 77094
Harris County (713) 464-2100
ALLYSON THOMAS PATRONELLA M.D.
Obstetrics & Gynecology
18300 KATY FWY, SUITE 315
HOUSTON, TX 77094
Harris County (713) 464-2100
KRISTIN N SCHMIDT MD PLLC
Obstetrics & Gynecology
18300 KATY FWY, SUITE 315
HOUSTON, TX 77094
Harris County (713) 464-2100
KIM D GUSTAFSON NP
Nurse Practitioner (Women's Health)
18300 KATY FWY, SUITE 315
HOUSTON, TX 77094
Harris County (713) 464-2100
DR. NICOLAS MAHER NAMMOUR M.D.
Psychiatry & Neurology (Neurology)
18300 KATY FWY, STE 405
HOUSTON, TX 77094
Harris County (281) 579-6800
NICOLAS M. NAMMOUR, M.D. P.A.
Psychiatry & Neurology (Neurology)
18300 KATY FWY, SUITE 405
HOUSTON, TX 77094
Harris County (281) 579-6800
PROF. DAVID F MOBLEY M.D.
Urology
18300 KATY FWY, SUITE 325
HOUSTON, TX 77094
Harris County (832) 522-8300
WESLEY EKERUO MD
Urology
18300 KATY FWY, SUITE 325
HOUSTON, TX 77094
Harris County (832) 522-8300

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 Quynh-thu Doan's NPI number?

The NPI number for Quynh-thu Doan is 1023348117. It was assigned to this individual provider in the NPPES registry on January 12, 2010.

Where is Quynh-thu Doan located?

Quynh-thu Doan practices at 18300 Katy Fwy Ste 205, Houston, TX 77094. The listed phone number is (281) 717-4366.

What is Quynh-thu Doan's specialty?

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

Is Quynh-thu Doan enrolled in Medicare?

Yes. Quynh-thu Doan 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.

Does Quynh-thu Doan hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 45D2028941) is associated with this NPI, valid through August 25, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

Is Quynh-thu Doan affiliated with any hospitals?

According to CMS data, Quynh-thu Doan is affiliated with Houston Methodist West Hospital.

When was this NPI record last updated?

The NPPES record for Quynh-thu Doan was last updated on June 28, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.