James Siefert
NPI 1467661389 · Case Manager/Care Coordinator · Portland, OR
James Siefert is a Case Manager/Care Coordinator provider in Portland, OR (NPI 1467661389).
Provider details
- NPI number
- 1467661389
- Entity type
- Individual
- Primary specialty
- Case Manager/Care CoordinatorOther Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
- Adult Companion372600000X
Nursing Service Related 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
83% 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
- 2007-05-21
- Last updated
- 2025-09-11
Frequently asked questions
- What is James Siefert's NPI number?
- James Siefert's National Provider Identifier (NPI) is 1467661389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Siefert's specialty?
- James Siefert is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
- Where is James Siefert located?
- James Siefert's practice location on file with NPPES is 907 Ne 47th Ave, Portland, OR 97213-2225.
- What is James Siefert's phone number?
- The practice phone number listed in the NPPES registry for James Siefert is (360) 513-7382.
- Is James Siefert's NPI active?
- Yes — James Siefert's NPI (1467661389) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.