NPI age
17 years
Enumerated 2009-01-09
● Active
Type 1 · Individual
DR. Vian Hien Nguyen, MD
Nguyen is 1 of 46 obstetrics & gynecology providers in Katy and 1 of 4633 in Texas.
Primary specialty
Obstetrics & Gynecology
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-09-30
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 4633 active obstetrics & gynecology providers in Texas.
NPI age
17 years
≈ at median (18 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
1
In the 21% of peers with subspecialties
NPI lifetime · 2009 → 2026
2009-01Enumerated in NPPES
2009
2026
Where they practice
Practice location
19333 Clay Rd
Katy, TX 774494001
Mailing address
5502 1st St
Katy, TX 774932472
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
13930 Bellaire Blvd
Houston, TX 770831719
Location 3
6441 High Star Dr
Houston, TX 770745005
Specialties
-
Obstetrics & Gynecology PrimaryAn 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...
-
Clinic/CenterDefinition to come...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 | 671985 | LEGACY COMMUNITY HEALTH SERVICES, INC SITE MEDICARE NUMBER |
| 01 (TX) | 080462703 | LEGACY COMMUNITY HEALTH SERVICES INC MEDICAID NUMBER |
| 01 (TX) | N8433 | TEXAS MEDICAL LICENSE |
Practice context
Part of a multi-provider practice. 18 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.