Sisters and Sisters Inc.
NPI 1710190012 · Intellectual Disabilities Intermediate Care Facility · Diamond Bar, CA
Sisters and Sisters Inc. is a Intellectual Disabilities Intermediate Care Facility organization in Diamond Bar, CA (NPI 1710190012).
Provider details
- NPI number
- 1710190012
- Entity type
- Organization
- Primary specialty
- Intellectual Disabilities Intermediate Care FacilityNursing & Custodial Care Facilities
- Organization subpart
- No
- Authorized official
- Tita De Guzman, Ceo(909) 348-0444
- License
- 960001436 (CA)
Specialties & taxonomies
Nursing & Custodial Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Registry dates
- Enumerated
- 2007-05-07
- Last updated
- 2008-05-21
Frequently asked questions
- What is Sisters and Sisters Inc.'s NPI number?
- Sisters and Sisters Inc.'s National Provider Identifier (NPI) is 1710190012, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Sisters and Sisters Inc.?
- Sisters and Sisters Inc. is classified in the NPPES registry as Intellectual Disabilities Intermediate Care Facility (Nursing & Custodial Care Facilities).
- Where is Sisters and Sisters Inc. located?
- Sisters and Sisters Inc.'s practice location on file with NPPES is 23645 Maple Springs Dr, Diamond Bar, CA 91765-2142.
- What is Sisters and Sisters Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Sisters and Sisters Inc. is (909) 861-6185.
- Who is the authorized official for Sisters and Sisters Inc.?
- The authorized official listed on Sisters and Sisters Inc.'s NPPES record is Tita De Guzman, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Sisters and Sisters Inc.'s NPI active?
- Yes — Sisters and Sisters Inc.'s NPI (1710190012) is active in the NPPES registry as of the last update on 2008-05-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.