Karen Duffy, REGISTERED DIETITIAN
NPI 1154303030 · Registered Dietitian · Saint Augustine, FL
Karen Duffy, REGISTERED DIETITIAN is a Registered Dietitian provider in Saint Augustine, FL (NPI 1154303030).
Provider details
- NPI number
- 1154303030
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- REGISTERED DIETITIAN
- Sex
- Female
- Sole proprietor
- No
- License
- ND2761 (FL)
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
20 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
- 2005-11-16
- Last updated
- 2008-03-19
Frequently asked questions
- What is Karen Duffy's NPI number?
- Karen Duffy's National Provider Identifier (NPI) is 1154303030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Duffy's specialty?
- Karen Duffy is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Karen Duffy located?
- Karen Duffy's practice location on file with NPPES is 111 Nature Walk Pkwy, Saint Augustine, FL 32092-5073.
- What is Karen Duffy's phone number?
- The practice phone number listed in the NPPES registry for Karen Duffy is (904) 599-7177.
- Is Karen Duffy's NPI active?
- Yes — Karen Duffy's NPI (1154303030) is active in the NPPES registry as of the last update on 2008-03-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.