Dr. Hong Hanh Chau MD
About this NPIWhat this record shows.
NPI 1164590519 is registered to Dr. Hong Hanh Chau MD, a Obstetrics & Gynecology practising at 19450 Deerfield Ave Ste 300, Loudoun Medical Center in Lansdowne, Virginia. Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions. Dr. Hong Hanh Chau MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20100727000438Obstetrics/GynecologyVA
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Hong Hanh Chau MD accepts. To confirm in-network status with your specific health plan, contact Dr. Hong Hanh Chau MD directly at (703) 726-2100.
Frequently asked
Yes. NPI 1164590519 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (703) 726-2100.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Hong Hanh Chau MD is a Type-1 individual NPI.