John Neudecker, PH.D.
NPI 1427285105 · Clinical Psychologist · Saint Louis, MO
John Neudecker, PH.D. is a Clinical Psychologist provider in Saint Louis, MO (NPI 1427285105).
Provider details
- NPI number
- 1427285105
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 6301013625 (MI)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-06-19
- Last updated
- 2009-06-19
Frequently asked questions
- What is John Neudecker's NPI number?
- John Neudecker's National Provider Identifier (NPI) is 1427285105, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Neudecker's specialty?
- John Neudecker is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is John Neudecker located?
- John Neudecker's practice location on file with NPPES is 1 Jefferson Barracks Dr, Saint Louis, MO 63125-4181.
- What is John Neudecker's phone number?
- The practice phone number listed in the NPPES registry for John Neudecker is (314) 652-4100.
- Is John Neudecker's NPI active?
- Yes — John Neudecker's NPI (1427285105) is active in the NPPES registry as of the last update on 2009-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.