SEBASTIAN SANTOS MD
NPI 1275124414
Hospitalist in El Centro, CA
About Sebastian Santos Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SEBASTIAN SANTOS MD (NPI 1275124414) is an individual hospitalist provider in El Centro, California, licensed in California (A189323) and active in the NPI registry since January 2021. He is enrolled in Medicare PECOS and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Sebastian Santos Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Sebastian Santos reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Porterville, CA 93257
- Reassigned Medicare billing, California enrollment
- 159 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92243 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EL CENTRO, CA 92243
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sebastian Santos's NPI number?
The NPI number for Sebastian Santos is 1275124414. It was assigned to this individual provider in the NPPES registry on January 31, 2021.
Where is Sebastian Santos located?
Sebastian Santos practices at 1415 Ross Ave, El Centro, CA 92243. The listed phone number is (760) 482-5000.
What is Sebastian Santos's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Sebastian Santos enrolled in Medicare?
Yes. Sebastian Santos is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Sebastian Santos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sebastian Santos reassigns Medicare benefits to 24 On Physicians Of California, PC (Porterville, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sebastian Santos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Sebastian Santos was last updated on October 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Sebastian Santos, MD · NPI 1275124414
Hospitalist physician in El Centro, California. Individual provider, active in the CMS NPPES registry since January 31, 2021.
## Identity
- **NPI:** 1275124414 (Entity type: Individual)
- **Enumerated:** January 31, 2021
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A189323 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1415 ROSS AVE, El Centro, CA 92243-4306
- **Phone:** (760) 482-5000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 24 On Physicians Of California, PC (NPI 1730570565, Porterville, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** October 7, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1275124414) · Data from the CMS NPPES public registry.