IndividualActive
Katherine Sisson
NPI 1598547655 · Behavior Technician · Fullerton, CA
Katherine Sisson is a Behavior Technician provider in Fullerton, CA (NPI 1598547655).
Provider details
- NPI number
- 1598547655
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(51/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
713 W Commonwealth Ave Ste C
Fullerton, CA 92832-1612
Phone: (714) 879-4274
Fax: (714) 879-2274
Street-level locationGet directions
Mailing address
12111 Sungrove St
Garden Grove, CA 92840-4255
Registry dates
- Enumerated
- 2023-10-13
- Last updated
- 2023-10-13
- Certified
- 2023-10-13
Frequently asked questions
- What is Katherine Sisson's NPI number?
- Katherine Sisson's National Provider Identifier (NPI) is 1598547655, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Sisson's specialty?
- Katherine Sisson is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Katherine Sisson located?
- Katherine Sisson's practice location on file with NPPES is 713 W Commonwealth Ave Ste C, Fullerton, CA 92832-1612.
- What is Katherine Sisson's phone number?
- The practice phone number listed in the NPPES registry for Katherine Sisson is (714) 879-4274.
- Is Katherine Sisson's NPI active?
- Yes — Katherine Sisson's NPI (1598547655) is active in the NPPES registry as of the last update on 2023-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.