John Kiernan, D.C.
NPI 1134213044 · Sports Physician Chiropractor · Saint Louis, MO
Enrolled with Medicare as Practitioner - Chiropractic · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kiernan, D.C. is a Sports Physician Chiropractor provider in Saint Louis, MO (NPI 1134213044).
Provider details
- NPI number
- 1134213044
- Entity type
- Individual
- Primary specialty
- Sports Physician ChiropractorChiropractic Providers
- Credential
- D.C.
- Sex
- Male
- Sole proprietor
- Yes
- License
- CE005650 (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
19 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
- 2006-10-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Kiernan's NPI number?
- John Kiernan's National Provider Identifier (NPI) is 1134213044, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kiernan's specialty?
- John Kiernan is listed in the NPPES registry with a primary specialty of Sports Physician Chiropractor (Chiropractic Providers).
- Where is John Kiernan located?
- John Kiernan's practice location on file with NPPES is 2401 S 11th St, Saint Louis, MO 63104-4305.
- What is John Kiernan's phone number?
- The practice phone number listed in the NPPES registry for John Kiernan is (314) 865-2450.
- Does John Kiernan accept Medicare?
- John Kiernan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kiernan's NPI active?
- Yes — John Kiernan's NPI (1134213044) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.