Madison Shaffer, RD, LD
NPI 1801616479 · Registered Dietitian · Portland, OR
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Madison Shaffer, RD, LD is a Registered Dietitian provider in Portland, OR (NPI 1801616479).
Provider details
- NPI number
- 1801616479
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD, LD
- Sex
- Female
- Sole proprietor
- Yes
- License
- D-10237933 (OR)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 501 N Graham St Ste 355Portland, OR 97227Phone: (503) 413-3926
Registry dates
- Enumerated
- 2024-10-16
- Last updated
- 2025-03-13
- Certified
- 2025-03-13
Frequently asked questions
- What is Madison Shaffer's NPI number?
- Madison Shaffer's National Provider Identifier (NPI) is 1801616479, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madison Shaffer's specialty?
- Madison Shaffer is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Madison Shaffer located?
- Madison Shaffer's practice location on file with NPPES is 2801 N Gantenbein Ave, Portland, OR 97227-1623.
- What is Madison Shaffer's phone number?
- The practice phone number listed in the NPPES registry for Madison Shaffer is (503) 276-6500.
- Does Madison Shaffer accept Medicare?
- Madison Shaffer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Madison Shaffer's NPI active?
- Yes — Madison Shaffer's NPI (1801616479) is active in the NPPES registry as of the last update on 2025-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.