Karen Hoyt, LMFT
NPI 1134455611 · Marriage & Family Therapist · Walnut Creek, CA
Karen Hoyt, LMFT is a Marriage & Family Therapist provider in Walnut Creek, CA (NPI 1134455611).
Provider details
- NPI number
- 1134455611
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- LMFT
- Sex
- Female
- Sole proprietor
- Yes
- License
- 23636 (CA)
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
16 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
Mailing address
Registry dates
- Enumerated
- 2009-10-19
- Last updated
- 2009-10-19
Frequently asked questions
- What is Karen Hoyt's NPI number?
- Karen Hoyt's National Provider Identifier (NPI) is 1134455611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Hoyt's specialty?
- Karen Hoyt is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Karen Hoyt located?
- Karen Hoyt's practice location on file with NPPES is 33 Quail Ct, Walnut Creek, CA 94596-5596.
- What is Karen Hoyt's phone number?
- The practice phone number listed in the NPPES registry for Karen Hoyt is (925) 932-9889.
- Is Karen Hoyt's NPI active?
- Yes — Karen Hoyt's NPI (1134455611) is active in the NPPES registry as of the last update on 2009-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.