Ruben De Los Santos MD PA
NPI 1538337944 · Internal Medicine Physician · Eagle Pass, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ruben De Los Santos MD PA is a Internal Medicine Physician organization in Eagle Pass, TX (NPI 1538337944).
Provider details
- NPI number
- 1538337944
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ruben De Los Santos, Physician(830) 773-7474
- License
- H6735 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
- 2008-02-19
- Last updated
- 2009-01-14
Frequently asked questions
- What is Ruben De Los Santos MD PA's NPI number?
- Ruben De Los Santos MD PA's National Provider Identifier (NPI) is 1538337944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ruben De Los Santos MD PA?
- Ruben De Los Santos MD PA is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ruben De Los Santos MD PA located?
- Ruben De Los Santos MD PA's practice location on file with NPPES is 1955 E Main St, Eagle Pass, TX 78852-4714.
- What is Ruben De Los Santos MD PA's phone number?
- The practice phone number listed in the NPPES registry for Ruben De Los Santos MD PA is (830) 773-7474.
- Does Ruben De Los Santos MD PA accept Medicare?
- Ruben De Los Santos MD PA is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Ruben De Los Santos MD PA?
- The authorized official listed on Ruben De Los Santos MD PA's NPPES record is Ruben De Los Santos, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ruben De Los Santos MD PA's NPI active?
- Yes — Ruben De Los Santos MD PA's NPI (1538337944) is active in the NPPES registry as of the last update on 2009-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.