IndividualActive
Lilly Elfers
NPI 1598396723 · Behavior Technician · Fremont, CA
Lilly Elfers is a Behavior Technician provider in Fremont, CA (NPI 1598396723).
Provider details
- NPI number
- 1598396723
- 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(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
39201 State St
Fremont, CA 94538-1437
Phone: (866) 206-2008
Street-level locationGet directions
Mailing address
1507 Clay St
Fairfield, CA 94533-5121
Registry dates
- Enumerated
- 2020-01-27
- Last updated
- 2020-01-27
- Certified
- 2020-01-27
Frequently asked questions
- What is Lilly Elfers's NPI number?
- Lilly Elfers's National Provider Identifier (NPI) is 1598396723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lilly Elfers's specialty?
- Lilly Elfers is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Lilly Elfers located?
- Lilly Elfers's practice location on file with NPPES is 39201 State St, Fremont, CA 94538-1437.
- What is Lilly Elfers's phone number?
- The practice phone number listed in the NPPES registry for Lilly Elfers is (866) 206-2008.
- Is Lilly Elfers's NPI active?
- Yes — Lilly Elfers's NPI (1598396723) is active in the NPPES registry as of the last update on 2020-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.