WALTER SOSA JR. NP
NPI 1679019467
Nurse Practitioner - Family in Loma Linda, CA
About Walter Sosa Jr. Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WALTER SOSA JR. NP (NPI 1679019467) is an individual family provider in Loma Linda, California, licensed in California (95005669) and active in the NPI registry since January 2017. He is enrolled in Medicare PECOS.
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 (PECOS)
Walter Sosa Jr. Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Walter Sosa reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Loma Linda, CA 92350
- Reassigned Medicare billing, California enrollment
- 2,584 clinicians in this Medicare group
Santa Ana, CA 92705
- Reassigned Medicare billing, California enrollment
- 21 clinicians in this Medicare group
Alhambra, CA 91801
- Reassigned Medicare billing, California enrollment
- 50 clinicians in this Medicare group
Santa Clarita, CA 91321
- Reassigned Medicare billing, California enrollment
- 2 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 92354 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.
LOMA LINDA, CA 92354
LOMA LINDA, CA 92354
LOMA LINDA, CA 92354
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 Walter Sosa's NPI number?
The NPI number for Walter Sosa is 1679019467. It was assigned to this individual provider in the NPPES registry on January 17, 2017.
Where is Walter Sosa located?
Walter Sosa practices at 11234 Anderson St, Loma Linda, CA 92354. The listed phone number is (909) 558-4000.
What is Walter Sosa's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Walter Sosa enrolled in Medicare?
Yes. Walter Sosa is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Walter Sosa's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Walter Sosa reassigns Medicare benefits to 4 organizations: Faculty Physicians And Surgeons Of Llusm (Loma Linda, CA), Baromedical Physician Associates Medical Group (Santa Ana, CA), California Wound Healing Medical Group Inc. (Alhambra, CA) and Care360 Medical Group (Santa Clarita, CA). Each 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 Walter Sosa'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 Walter Sosa was last updated on January 17, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.
# Walter Sosa Jr., NP · NPI 1679019467
Family physician in Loma Linda, California. Individual provider, active in the CMS NPPES registry since January 17, 2017.
## Identity
- **NPI:** 1679019467 (Entity type: Individual)
- **Enumerated:** January 17, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95005669 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 11234 ANDERSON ST, Loma Linda, CA 92354-2804
- **Phone:** (909) 558-4000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Faculty Physicians And Surgeons Of Llusm (NPI 1477503407, Loma Linda, CA); Baromedical Physician Associates Medical Group (NPI 1164569463, Santa Ana, CA); California Wound Healing Medical Group Inc. (NPI 1235333972, Alhambra, CA); Care360 Medical Group (NPI 1215763164, Santa Clarita, CA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 17, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1679019467) · Data from the CMS NPPES public registry.