Crystal Landa, LMFT
NPI 1679928667 · Marriage & Family Therapist · Castro Valley, CA
Crystal Landa, LMFT is a Marriage & Family Therapist provider in Castro Valley, CA (NPI 1679928667).
Provider details
- NPI number
- 1679928667
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
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
10 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
- 2016-04-27
- Last updated
- 2023-02-01
- Certified
- 2023-02-01
Frequently asked questions
- What is Crystal Landa's NPI number?
- Crystal Landa's National Provider Identifier (NPI) is 1679928667, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Crystal Landa's specialty?
- Crystal Landa is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Crystal Landa located?
- Crystal Landa's practice location on file with NPPES is 4537 Edwards Ln, Castro Valley, CA 94546-4734.
- What is Crystal Landa's phone number?
- The practice phone number listed in the NPPES registry for Crystal Landa is (510) 690-1330.
- Is Crystal Landa's NPI active?
- Yes — Crystal Landa's NPI (1679928667) is active in the NPPES registry as of the last update on 2023-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.