James Jansen, M.D.
NPI 1346282605 · Surgery Physician · Washington, MO
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Jansen, M.D. is a Surgery Physician provider in Washington, MO (NPI 1346282605).
Provider details
- NPI number
- 1346282605
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2001022826 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-06-12
- Last updated
- 2015-02-18
Frequently asked questions
- What is James Jansen's NPI number?
- James Jansen's National Provider Identifier (NPI) is 1346282605, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Jansen's specialty?
- James Jansen is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is James Jansen located?
- James Jansen's practice location on file with NPPES is 901 Patients First Dr, Washington, MO 63090-4700.
- What is James Jansen's phone number?
- The practice phone number listed in the NPPES registry for James Jansen is (636) 239-2711.
- Does James Jansen accept Medicare?
- James Jansen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Jansen's NPI active?
- Yes — James Jansen's NPI (1346282605) is active in the NPPES registry as of the last update on 2015-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.