Gregg Olson, LMFT, RN
NPI 1841398146 · Registered Nurse · Eugene, OR
Gregg Olson, LMFT, RN is a Registered Nurse provider in Eugene, OR (NPI 1841398146).
Provider details
- NPI number
- 1841398146
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Credential
- LMFT, RN
- Sex
- Male
- Sole proprietor
- Yes
- License
- MFC 34228 (CA)
Specialties & taxonomies
Nursing Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Nursing Service 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
- 2006-09-20
- Last updated
- 2011-02-23
Frequently asked questions
- What is Gregg Olson's NPI number?
- Gregg Olson's National Provider Identifier (NPI) is 1841398146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregg Olson's specialty?
- Gregg Olson is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Gregg Olson located?
- Gregg Olson's practice location on file with NPPES is 2411 Martin Luther King Jr Blvd, Eugene, OR 97401-5824.
- What is Gregg Olson's phone number?
- The practice phone number listed in the NPPES registry for Gregg Olson is (541) 207-7136.
- Is Gregg Olson's NPI active?
- Yes — Gregg Olson's NPI (1841398146) is active in the NPPES registry as of the last update on 2011-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.