GURJIT SINGH SIVIA M.D.
NPI 1225474836
Internal Medicine in Loma Linda, CA
About Gurjit Singh Sivia M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GURJIT SINGH SIVIA M.D. (NPI 1225474836) is an individual internal medicine provider in Loma Linda, California, licensed in California (A136298) and active in the NPI registry since May 2013. He is enrolled in Medicare PECOS and is a graduate of Saint Louis University School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses 2
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
Gurjit Singh Sivia M.d. 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 Reassignments
4Medicare enrollment records show Gurjit Sivia reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Bernardino, CA 92404
- Reassigned Medicare billing, California enrollment
- 1,216 clinicians in this Medicare group
Modesto, CA 95355
- Reassigned Medicare billing, California enrollment
- 3,056 clinicians in this Medicare group
Modesto, CA 95350
- Reassigned Medicare billing, California enrollment
- 176 clinicians in this Medicare group
Stockton, CA 95219
- Reassigned Medicare billing, California enrollment
- 221 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.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
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 Gurjit Sivia's NPI number?
The NPI number for Gurjit Sivia is 1225474836. It was assigned to this individual provider in the NPPES registry on May 22, 2013.
Where is Gurjit Sivia located?
Gurjit Sivia practices at 11234 Anderson St, Loma Linda, CA 92354. The listed phone number is (909) 558-4074.
What is Gurjit Sivia's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Gurjit Sivia enrolled in Medicare?
Yes. Gurjit Sivia 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 organizations bill Medicare for Gurjit Sivia's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gurjit Sivia reassigns Medicare benefits to 4 organizations: Inpatient Specialists Of California, PC (San Bernardino, CA), Sutter Valley Medical Foundation (Modesto, CA), Hospitalists Of Modesto Medical Group Inc (Modesto, CA) and Lodi Memorial Hospital Association, Inc (Stockton, 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 Gurjit Sivia'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 Gurjit Sivia was last updated on April 3, 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.
# Gurjit Singh Sivia, M.D. · NPI 1225474836
Internal Medicine physician in Loma Linda, California. Individual provider, active in the CMS NPPES registry since May 22, 2013.
## Identity
- **NPI:** 1225474836 (Entity type: Individual)
- **Enumerated:** May 22, 2013
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A136298 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 11234 ANDERSON ST, Loma Linda, CA 92354-2804
- **Phone:** (909) 558-4074
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Inpatient Specialists Of California, PC (NPI 1952792475, San Bernardino, CA); Sutter Valley Medical Foundation (NPI 1669846986, Modesto, CA); Hospitalists Of Modesto Medical Group Inc (NPI 1821190711, Modesto, CA); Lodi Memorial Hospital Association, Inc (NPI 1982860995, Stockton, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Saint Louis University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** April 3, 2017
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Source: [NPI Profile](https://npiprofile.com/npi/1225474836) · Data from the CMS NPPES public registry.