IndividualActive
Sarah Castro Grubb
NPI 1578942074 · Adult Companion · Rancho Cucamonga, CA
Sarah Castro Grubb is a Adult Companion provider in Rancho Cucamonga, CA (NPI 1578942074).
Provider details
- NPI number
- 1578942074
- Entity type
- Individual
- Primary specialty
- Adult CompanionNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 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
9500 Haven Ave Ste 100
Rancho Cucamonga, CA 91730-5871
Phone: (909) 980-6700
Street-level locationGet directions
Mailing address
25910 Acero Ste 160
Mission Viejo, CA 92691-2777
Registry dates
- Enumerated
- 2015-05-29
- Last updated
- 2025-04-28
- Certified
- 2025-04-28
Frequently asked questions
- What is Sarah Castro Grubb's NPI number?
- Sarah Castro Grubb's National Provider Identifier (NPI) is 1578942074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Castro Grubb's specialty?
- Sarah Castro Grubb is listed in the NPPES registry with a primary specialty of Adult Companion (Nursing Service Related Providers).
- Where is Sarah Castro Grubb located?
- Sarah Castro Grubb's practice location on file with NPPES is 9500 Haven Ave Ste 100, Rancho Cucamonga, CA 91730-5871.
- What is Sarah Castro Grubb's phone number?
- The practice phone number listed in the NPPES registry for Sarah Castro Grubb is (909) 980-6700.
- Is Sarah Castro Grubb's NPI active?
- Yes — Sarah Castro Grubb's NPI (1578942074) is active in the NPPES registry as of the last update on 2025-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.