Johnna Standley
NPI 1104174671 · Mental Health Counselor · Walnut Creek, CA
Johnna Standley is a Mental Health Counselor provider in Walnut Creek, CA (NPI 1104174671).
Provider details
- NPI number
- 1104174671
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
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
13 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
- 2012-08-15
- Last updated
- 2012-08-15
Frequently asked questions
- What is Johnna Standley's NPI number?
- Johnna Standley's National Provider Identifier (NPI) is 1104174671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Johnna Standley's specialty?
- Johnna Standley is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Johnna Standley located?
- Johnna Standley's practice location on file with NPPES is 1855 Olympic Blvd, Walnut Creek, CA 94596-5089.
- What is Johnna Standley's phone number?
- The practice phone number listed in the NPPES registry for Johnna Standley is (925) 933-2627.
- Is Johnna Standley's NPI active?
- Yes — Johnna Standley's NPI (1104174671) is active in the NPPES registry as of the last update on 2012-08-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.