Joanne Demarchi, MA, RD, IBCLC
NPI 1245479047 · Registered Dietitian · Mission Viejo, CA
Joanne Demarchi, MA, RD, IBCLC is a Registered Dietitian provider in Mission Viejo, CA (NPI 1245479047).
Provider details
- NPI number
- 1245479047
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MA, RD, IBCLC
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Dietary & Nutritional Service Providers
- Lactation Consultant (Non-RN)174N00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2009-02-18
- Last updated
- 2012-11-07
Frequently asked questions
- What is Joanne Demarchi's NPI number?
- Joanne Demarchi's National Provider Identifier (NPI) is 1245479047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanne Demarchi's specialty?
- Joanne Demarchi is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Joanne Demarchi located?
- Joanne Demarchi's practice location on file with NPPES is 22332 Shadow Rdg, Mission Viejo, CA 92692-4817.
- What is Joanne Demarchi's phone number?
- The practice phone number listed in the NPPES registry for Joanne Demarchi is (949) 202-7570.
- Is Joanne Demarchi's NPI active?
- Yes — Joanne Demarchi's NPI (1245479047) is active in the NPPES registry as of the last update on 2012-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.