Jill Duncan, MA-CCC, ATACP
NPI 1508712555 · Speech-Language Pathologist · San Diego, CA
Jill Duncan, MA-CCC, ATACP is a Speech-Language Pathologist provider in San Diego, CA (NPI 1508712555).
Provider details
- NPI number
- 1508712555
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- MA-CCC, ATACP
- Sex
- Female
- Sole proprietor
- No
- License
- SP9221 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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)
- 4100 Normal StSan Diego, CA 92103-2653Phone: (619) 725-5501
Registry dates
- Enumerated
- 2026-03-10
- Last updated
- 2026-03-11
- Certified
- 2026-03-11
Frequently asked questions
- What is Jill Duncan's NPI number?
- Jill Duncan's National Provider Identifier (NPI) is 1508712555, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jill Duncan's specialty?
- Jill Duncan is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Jill Duncan located?
- Jill Duncan's practice location on file with NPPES is 4100 Normal St, San Diego, CA 92103-2653.
- What is Jill Duncan's phone number?
- The practice phone number listed in the NPPES registry for Jill Duncan is (619) 725-5501.
- Is Jill Duncan's NPI active?
- Yes — Jill Duncan's NPI (1508712555) is active in the NPPES registry as of the last update on 2026-03-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.