Crystal Duncan, MSW, ASW
NPI 1417025222 · Professional Counselor · San Diego, CA
Crystal Duncan, MSW, ASW is a Professional Counselor provider in San Diego, CA (NPI 1417025222).
Provider details
- NPI number
- 1417025222
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- MSW, ASW
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Mental Health Counselor101YM0800X
Behavioral Health & Social Service Providers
Profile Score
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
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
- 2006-12-01
- Last updated
- 2015-02-02
Frequently asked questions
- What is Crystal Duncan's NPI number?
- Crystal Duncan's National Provider Identifier (NPI) is 1417025222, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Duncan's specialty?
- Crystal Duncan is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Crystal Duncan located?
- Crystal Duncan's practice location on file with NPPES is 2050 Pacific Beach Dr, San Diego, CA 92109-4500.
- What is Crystal Duncan's phone number?
- The practice phone number listed in the NPPES registry for Crystal Duncan is (949) 350-3775.
- Is Crystal Duncan's NPI active?
- Yes — Crystal Duncan's NPI (1417025222) is active in the NPPES registry as of the last update on 2015-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.