IndividualActive
Kathy Demaggio, RD
NPI 1518027309 · Registered Dietitian · Fairfield, CA
Kathy Demaggio, RD is a Registered Dietitian provider in Fairfield, CA (NPI 1518027309).
Provider details
- NPI number
- 1518027309
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 541159 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(90/100 index)
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
2101 Courage Dr
Nutrition, Ms 10-100
Fairfield, CA 94533-6717
Phone: (707) 784-2216
Street-level locationGet directions
Mailing address
3415 Ellen Way
Napa, CA 94558-4251
Registry dates
- Enumerated
- 2006-12-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kathy Demaggio's NPI number?
- Kathy Demaggio's National Provider Identifier (NPI) is 1518027309, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathy Demaggio's specialty?
- Kathy Demaggio is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Kathy Demaggio located?
- Kathy Demaggio's practice location on file with NPPES is 2101 Courage Dr, Fairfield, CA 94533-6717.
- What is Kathy Demaggio's phone number?
- The practice phone number listed in the NPPES registry for Kathy Demaggio is (707) 784-2216.
- Is Kathy Demaggio's NPI active?
- Yes — Kathy Demaggio's NPI (1518027309) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.