John Calhoun, DC
NPI 1386104727 · Chiropractor · Saint Louis, MO
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Calhoun, DC is a Chiropractor provider in Saint Louis, MO (NPI 1386104727).
Provider details
- NPI number
- 1386104727
- Entity type
- Individual
- Primary specialty
- ChiropractorChiropractic Providers
- Credential
- DC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2017023045 (MO)
Specialties & taxonomies
Chiropractic Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
- 2019-03-21
- Last updated
- 2019-03-21
Frequently asked questions
- What is John Calhoun's NPI number?
- John Calhoun's National Provider Identifier (NPI) is 1386104727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Calhoun's specialty?
- John Calhoun is listed in the NPPES registry with a primary specialty of Chiropractor (Chiropractic Providers).
- Where is John Calhoun located?
- John Calhoun's practice location on file with NPPES is 2951 Dougherty Ferry Rd Ste 104, Saint Louis, MO 63122-3373.
- What is John Calhoun's phone number?
- The practice phone number listed in the NPPES registry for John Calhoun is (636) 556-0256.
- Does John Calhoun accept Medicare?
- John Calhoun is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Calhoun's NPI active?
- Yes — John Calhoun's NPI (1386104727) is active in the NPPES registry as of the last update on 2019-03-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.