Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SOH OF MISSOURI SAMSON LIU PC
NPI 1649878034
Dentist - Orthodontics and Dentofacial Orthopedics in Weldon Spring, MO

Active since October 16, 2020
810 OFALLON RD STE 70, WELDON SPRING, MO 63304(636) 244-4052 Get Directions Write a Review

NPPES record last updated: September 28, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 28, 2026, Oct 16, 2020 (2 updates tracked since 2020).

About Soh Of Missouri Samson Liu Pc NPPES

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

SOH OF MISSOURI SAMSON LIU PC (NPI 1649878034), doing business as Weldon Orthodontics, is a healthcare organization registered as an orthodontics and dentofacial orthopedics in Weldon Spring, Missouri and active in the NPI registry since October 2020. The organization lists Samson Liu, Owner, as its authorized official.

NPPES Registry Identity

NPI1649878034
Entity TypeOrganization
Primary Taxonomy1223X0400X
Legal Business NameSOH OF MISSOURI SAMSON LIU PC
Location Address810 OFALLON RD STE 70Weldon Spring, MO 63304-8107
Mailing Address1190 Meramec Station Rd Ste 110Ballwin, MO 63021-6902 · (636) 362-4986
Organization SubpartYes
Authorized OfficialSamson LiuOwner · (217) 821-7960
Enumeration DateOctober 16, 2020
Last NPPES UpdateSeptember 28, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 28, 2026
✔ NPI 1649878034 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · Orthodontics and Dentofacial OrthopedicsDental Providers
Taxonomy Code1223X0400X
Definition
That area of dentistry concerned with the supervision, guidance and correction of the growing or mature dentofacial structures, including those conditions that require movement of teeth or correction of malrelationships and malformations of their related structures and the adjustment of relationships between and among teeth and facial bones by the application of forces and/or the stimulation and redirection of functional forces within the craniofacial complex. Major responsibilities of orthodontic practice include the diagnosis, prevention, interception and treatment of all forms of malocclusion of the teeth and associated alterations in their surrounding structures; the design, application and control of functional and corrective appliances; and the guidance of the dentition and its supporting structures to attain and maintain optimum occlusal relations in physiologic and esthetic harmony among facial and cranial structures.
810 OFALLON RD STE 70, Weldon Spring, MO 63304

Other Names 1

Doing Business AsWeldon Orthodontics

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 Soh Of Missouri Samson Liu PC's NPI number?

The NPI number for Soh Of Missouri Samson Liu PC is 1649878034. It was assigned to this organization in the NPPES registry on October 16, 2020. The provider is doing business as Weldon Orthodontics.

Where is Soh Of Missouri Samson Liu PC located?

Soh Of Missouri Samson Liu PC is located at 810 Ofallon Rd Ste 70, Weldon Spring, MO 63304. The listed phone number is (636) 244-4052.

What is Soh Of Missouri Samson Liu PC's specialty?

The primary specialty registered for this NPI is Dentist, specializing in Orthodontics and Dentofacial Orthopedics, with taxonomy code 1223X0400X.

When was this NPI record last updated?

The NPPES record for Soh Of Missouri Samson Liu PC was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 days 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.