Kien Anh Nguyen
Obstetrics & Gynecology Physician · Katy, TX
Kien Anh Nguyen is an obstetrics & gynecology physician with a practice address in Katy, Texas, and NPI 1043501455, issued on Apr 20, 2011. Check the license (Texas Q5514, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kien Anh Nguyen
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- Q5514 TX
Self-reported in NPPES; status is on the state search - Practice location
- 21700 Kingsland Blvd, Katy, TX 77450
- Phone
- (281) 398-2140
- Enumerated
- Apr 20, 2011
- Record last updated
- Dec 1, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20171103001761); accepts Medicare assignment
- Medical or professional school
- Louisiana State University School Of Medicine In New Orleans, 2011
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →
Also registered at 21700 Kingsland Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Crystal Durand, FNP-CNurse Practitioner1851832794
- Cassie EkdahlNurse Practitioner1457719775
Verify Kien Anh Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license Q5514Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
16 Medicare Part D claims, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $330.34
15 payments; by number, the most common kind was food and beverage; the largest payer was Sage Therapeutics, Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Privia Medical Group Gulf Coast PLLCSugar Land, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kien Anh Nguyen among 3,524 obstetrics & gynecology physician records in Texas
Kien Anh Nguyen is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 67% of them.
- NPI issued2011 · 67% of these records are older, 31% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2011 · median 2005 among the 2,093 with a school on file
- Record last updated2016 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Texas
There are 3,524 obstetrics & gynecology physician records in Texas.
All 3,524 in Texas → Every provider in Katy → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Ann Bertles, MDKaty, TX 774501922263037
- Catherine Corovessis, M. D.Katy, TX 774501487688891
- Robert Friedman, MDKaty, TX 774501700073590
- Ashley Hester, M.D.Katy, TX 774501770826356
- Mohammed Kabir, DOKaty, TX 774501861494122
- Tania Lee, MDKaty, TX 774501841586682
- Ziyad Mansur, MDKaty, TX 774501164986816
- Kelly McCullagh, M.D.Katy, TX 774501588662886
Common questions
What is Kien Anh Nguyen's NPI number?
Kien Anh Nguyen's National Provider Identifier (NPI) is 1043501455, issued on Apr 20, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Kien Anh Nguyen located?
The NPPES record lists a practice address at 21700 Kingsland Blvd, Katy, TX, 77450. Phone: (281) 398-2140. Providers update this record themselves, so call before visiting.
How can I verify Kien Anh Nguyen's license?
NPPES lists Texas license number Q5514, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Kien Anh Nguyen prescribe under Medicare Part D?
In 2024, Kien Anh Nguyen had 16 Medicare Part D claims; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.