OrganizationActive
Leong Wellness Institute LLC
NPI 1003653973 · Chiropractor · Saint Louis, MO
Leong Wellness Institute LLC is a Chiropractor organization in Saint Louis, MO (NPI 1003653973).
Provider details
- NPI number
- 1003653973
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Marissa Leong, Chiropractor(314) 620-1965
Specialties & taxonomies
Chiropractic Providers
Profile Score
Established profile(56/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
11705 Gravois Rd
Saint Louis, MO 63127-1803
Phone: (314) 789-1484
Street-level locationGet directions
Mailing address
11705 Gravois Rd
Saint Louis, MO 63127-1803
Other names (DBA / former)
- Doing business as
- Leong Chiropractic and Wellness
- Doing business as
- Leong Chiropractic and Wellness
Registry dates
- Enumerated
- 2024-07-09
- Last updated
- 2025-05-30
- Certified
- 2025-05-30
Frequently asked questions
- What is Leong Wellness Institute LLC's NPI number?
- Leong Wellness Institute LLC's National Provider Identifier (NPI) is 1003653973, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Leong Wellness Institute LLC?
- Leong Wellness Institute LLC is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
- Where is Leong Wellness Institute LLC located?
- Leong Wellness Institute LLC's practice location on file with NPPES is 11705 Gravois Rd, Saint Louis, MO 63127-1803.
- What is Leong Wellness Institute LLC's phone number?
- The practice phone number listed in the NPPES registry for Leong Wellness Institute LLC is (314) 789-1484.
- Who is the authorized official for Leong Wellness Institute LLC?
- The authorized official listed on Leong Wellness Institute LLC's NPPES record is Marissa Leong, Chiropractor. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Leong Wellness Institute LLC's NPI active?
- Yes — Leong Wellness Institute LLC's NPI (1003653973) is active in the NPPES registry as of the last update on 2025-05-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.