Underwood Chiropractic L.L.C.
NPI 1679730568 · Chiropractor · O Fallon, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Underwood Chiropractic L.L.C. is a Chiropractor organization in O Fallon, IL (NPI 1679730568).
Provider details
- NPI number
- 1679730568
- Entity type
- Organization
- Primary specialty
- ChiropractorChiropractic Providers
- Organization subpart
- No
- Authorized official
- Scott Underwood, Owner(618) 624-2400
- License
- 038011164 (IL)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs 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
Mailing address
Registry dates
- Enumerated
- 2008-05-19
- Last updated
- 2008-07-07
Frequently asked questions
- What is Underwood Chiropractic L.L.C.'s NPI number?
- Underwood Chiropractic L.L.C.'s National Provider Identifier (NPI) is 1679730568, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Underwood Chiropractic L.L.C.?
- Underwood Chiropractic L.L.C. is classified in the NPPES registry as Chiropractor (Chiropractic Providers).
- Where is Underwood Chiropractic L.L.C. located?
- Underwood Chiropractic L.L.C.'s practice location on file with NPPES is 787 Sunset Blvd, O Fallon, IL 62269-1960.
- What is Underwood Chiropractic L.L.C.'s phone number?
- The practice phone number listed in the NPPES registry for Underwood Chiropractic L.L.C. is (618) 624-2400.
- Does Underwood Chiropractic L.L.C. accept Medicare?
- Underwood Chiropractic L.L.C. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Underwood Chiropractic L.L.C.?
- The authorized official listed on Underwood Chiropractic L.L.C.'s NPPES record is Scott Underwood, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Underwood Chiropractic L.L.C.'s NPI active?
- Yes — Underwood Chiropractic L.L.C.'s NPI (1679730568) is active in the NPPES registry as of the last update on 2008-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.