Darcy Duffin, PA-C
NPI 1669894713 · Medical Physician Assistant · San Diego, CA
Darcy Duffin, PA-C is a Medical Physician Assistant provider in San Diego, CA (NPI 1669894713).
Provider details
- NPI number
- 1669894713
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA23134 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 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
- 2014-01-08
- Last updated
- 2014-01-08
Frequently asked questions
- What is Darcy Duffin's NPI number?
- Darcy Duffin's National Provider Identifier (NPI) is 1669894713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Darcy Duffin's specialty?
- Darcy Duffin is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Darcy Duffin located?
- Darcy Duffin's practice location on file with NPPES is 9339 Genesee Ave Ste P39, San Diego, CA 92121-2120.
- What is Darcy Duffin's phone number?
- The practice phone number listed in the NPPES registry for Darcy Duffin is (858) 545-5755.
- Is Darcy Duffin's NPI active?
- Yes — Darcy Duffin's NPI (1669894713) is active in the NPPES registry as of the last update on 2014-01-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.