William Nessing, D.C.
NPI 1407890148 · Chiropractor · Saint Charles, MO
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Nessing, D.C. is a Chiropractor provider in Saint Charles, MO (NPI 1407890148).
Provider details
- NPI number
- 1407890148
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 004435 (MO)
Specialties & taxonomies
Chiropractic Providers
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-06-15
- Last updated
- 2021-08-26
- Certified
- 2021-08-26
Frequently asked questions
- What is William Nessing's NPI number?
- William Nessing's National Provider Identifier (NPI) is 1407890148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Nessing's specialty?
- William Nessing is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is William Nessing located?
- William Nessing's practice location on file with NPPES is 2621 Raymond Dr, Saint Charles, MO 63301-4872.
- What is William Nessing's phone number?
- The practice phone number listed in the NPPES registry for William Nessing is (636) 946-2244.
- Does William Nessing accept Medicare?
- William Nessing is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Nessing's NPI active?
- Yes — William Nessing's NPI (1407890148) is active in the NPPES registry as of the last update on 2021-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.