Libby Riverstone-Howe, MSW,LCSW
NPI 1104003920 · Clinical Social Worker · Redwood City, CA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Libby Riverstone-Howe, MSW,LCSW is a Clinical Social Worker provider in Redwood City, CA (NPI 1104003920).
Provider details
- NPI number
- 1104003920
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW,LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 80468 (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
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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
Mailing address
Additional practice locations (1)
- 4368 Lincoln AveOakland, CA 94602-2529Phone: (510) 531-3111Fax: (510) 530-8083
Registry dates
- Enumerated
- 2008-01-23
- Last updated
- 2024-10-04
- Certified
- 2024-10-04
Frequently asked questions
- What is Libby Riverstone-Howe's NPI number?
- Libby Riverstone-Howe's National Provider Identifier (NPI) is 1104003920, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Libby Riverstone-Howe's specialty?
- Libby Riverstone-Howe is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Libby Riverstone-Howe located?
- Libby Riverstone-Howe's practice location on file with NPPES is 1775 Woodside Rd Ste 203, Redwood City, CA 94061-3454.
- What is Libby Riverstone-Howe's phone number?
- The practice phone number listed in the NPPES registry for Libby Riverstone-Howe is (650) 456-1030.
- Does Libby Riverstone-Howe accept Medicare?
- Libby Riverstone-Howe is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Libby Riverstone-Howe's NPI active?
- Yes — Libby Riverstone-Howe's NPI (1104003920) is active in the NPPES registry as of the last update on 2024-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.