Joan Guthrie Medlen, RD
NPI 1942507918 · Registered Dietitian · Portland, OR
Joan Guthrie Medlen, RD is a Registered Dietitian provider in Portland, OR (NPI 1942507918).
Provider details
- NPI number
- 1942507918
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 709397 (OR)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-02-27
- Last updated
- 2012-10-18
Frequently asked questions
- What is Joan Guthrie Medlen's NPI number?
- Joan Guthrie Medlen's National Provider Identifier (NPI) is 1942507918, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Guthrie Medlen's specialty?
- Joan Guthrie Medlen is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Joan Guthrie Medlen located?
- Joan Guthrie Medlen's practice location on file with NPPES is 3638 Sw Vesta St, Portland, OR 97219-7564.
- What is Joan Guthrie Medlen's phone number?
- The practice phone number listed in the NPPES registry for Joan Guthrie Medlen is (971) 645-4722.
- Is Joan Guthrie Medlen's NPI active?
- Yes — Joan Guthrie Medlen's NPI (1942507918) is active in the NPPES registry as of the last update on 2012-10-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.