Mark Twain Medical Center
NPI 1255730545 · Rural Health Clinic/Center · San Andreas, CA
Mark Twain Medical Center is a Rural Health Clinic/Center organization in San Andreas, CA (NPI 1255730545).
Provider details
- NPI number
- 1255730545
- Entity type
- Organization
- Primary specialty
- Rural Health Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Jacob Lewis, Cfo(209) 754-3521
- License
- LCSW61487 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
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
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
- 2014-08-22
- Last updated
- 2014-08-22
Frequently asked questions
- What is Mark Twain Medical Center's NPI number?
- Mark Twain Medical Center's National Provider Identifier (NPI) is 1255730545, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark Twain Medical Center?
- Mark Twain Medical Center is classified in the NPPES registry as Rural Health Clinic/Center (Ambulatory Health Care Facilities).
- Where is Mark Twain Medical Center located?
- Mark Twain Medical Center's practice location on file with NPPES is 768 Mountain Ranch Rd, San Andreas, CA 95249-9707.
- What is Mark Twain Medical Center's phone number?
- The practice phone number listed in the NPPES registry for Mark Twain Medical Center is (209) 754-3521.
- Who is the authorized official for Mark Twain Medical Center?
- The authorized official listed on Mark Twain Medical Center's NPPES record is Jacob Lewis, Cfo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark Twain Medical Center's NPI active?
- Yes — Mark Twain Medical Center's NPI (1255730545) is active in the NPPES registry as of the last update on 2014-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.