IndividualActive
Jo Duke
NPI 1689097602 · Marriage & Family Therapist · Concord, CA
Jo Duke is a Marriage & Family Therapist provider in Concord, CA (NPI 1689097602).
Provider details
- NPI number
- 1689097602
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 75707 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(76/100 index)
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
2730 Salvio St
Concord, CA 94519-2599
Phone: (925) 687-0374
Fax: (925) 687-2695
Street-level locationGet directions
Mailing address
6240 Whitsett Ave Apt 104
North Hollywood, CA 91606-3162
Registry dates
- Enumerated
- 2014-01-27
- Last updated
- 2014-01-27
Frequently asked questions
- What is Jo Duke's NPI number?
- Jo Duke's National Provider Identifier (NPI) is 1689097602, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jo Duke's specialty?
- Jo Duke is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Jo Duke located?
- Jo Duke's practice location on file with NPPES is 2730 Salvio St, Concord, CA 94519-2599.
- What is Jo Duke's phone number?
- The practice phone number listed in the NPPES registry for Jo Duke is (925) 687-0374.
- Is Jo Duke's NPI active?
- Yes — Jo Duke's NPI (1689097602) is active in the NPPES registry as of the last update on 2014-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.