OrganizationActive
Twin Oaks Manor
NPI 1679401848 · Assisted Living Facility · San Marcos, CA
Twin Oaks Manor is a Assisted Living Facility organization in San Marcos, CA (NPI 1679401848).
Provider details
- NPI number
- 1679401848
- Entity type
- Organization
- Primary specialty
- Assisted Living FacilityNursing & Custodial Care Facilities
- Organization subpart
- No
- Authorized official
- Jocelyn Santos, Administrator(760) 829-0176
Specialties & taxonomies
Nursing & Custodial Care Facilities
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
1719 Medinah Rd Apt B
San Marcos, CA 92069-1181
Phone: (760) 829-0176
Fax: (619) 872-0649
Street-level locationGet directions
Mailing address
4479 Brisbane Way Unit 2
Oceanside, CA 92058-0641
Registry dates
- Enumerated
- 2026-05-09
- Last updated
- 2026-05-09
- Certified
- 2026-05-09
Frequently asked questions
- What is Twin Oaks Manor's NPI number?
- Twin Oaks Manor's National Provider Identifier (NPI) is 1679401848, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Twin Oaks Manor?
- Twin Oaks Manor is classified in the NPPES registry as Assisted Living Facility (Nursing & Custodial Care Facilities).
- Where is Twin Oaks Manor located?
- Twin Oaks Manor's practice location on file with NPPES is 1719 Medinah Rd Apt B, San Marcos, CA 92069-1181.
- What is Twin Oaks Manor's phone number?
- The practice phone number listed in the NPPES registry for Twin Oaks Manor is (760) 829-0176.
- Who is the authorized official for Twin Oaks Manor?
- The authorized official listed on Twin Oaks Manor's NPPES record is Jocelyn Santos, Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Twin Oaks Manor's NPI active?
- Yes — Twin Oaks Manor's NPI (1679401848) is active in the NPPES registry as of the last update on 2026-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.