IndividualActive
Cassondra Rook, LCSW
NPI 1710650056 · Social Worker · Rocklin, CA
Cassondra Rook, LCSW is a Social Worker provider in Rocklin, CA (NPI 1710650056).
Provider details
- NPI number
- 1710650056
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 137587 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(71/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
5701 Lonetree Blvd Ste 221f
Rocklin, CA 95765-3796
Phone: (916) 742-3761
Approximate (ZIP-level) locationGet directions
Mailing address
5321 Delta Dr
Rocklin, CA 95765-5178
Additional practice locations (2)
- 1895 E Roseville Pkwy Ste 120Roseville, CA 95661-7977Phone: (916) 742-3761
- 2750 Sutterville RdSacramento, CA 95820-1093Phone: (916) 290-8130
Registry dates
- Enumerated
- 2021-07-30
- Last updated
- 2026-03-27
- Certified
- 2026-03-27
Frequently asked questions
- What is Cassondra Rook's NPI number?
- Cassondra Rook's National Provider Identifier (NPI) is 1710650056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassondra Rook's specialty?
- Cassondra Rook is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Cassondra Rook located?
- Cassondra Rook's practice location on file with NPPES is 5701 Lonetree Blvd Ste 221f, Rocklin, CA 95765-3796.
- What is Cassondra Rook's phone number?
- The practice phone number listed in the NPPES registry for Cassondra Rook is (916) 742-3761.
- Is Cassondra Rook's NPI active?
- Yes — Cassondra Rook's NPI (1710650056) is active in the NPPES registry as of the last update on 2026-03-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.