SANJAY SHARMA M.D.
NPI 1174609358
Internal Medicine - Medical Oncology in Fullerton, CA
About Sanjay Sharma M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SANJAY SHARMA M.D. (NPI 1174609358) is an individual medical oncology provider in Fullerton, California, licensed in California (A91593) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Accepted Insurance
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
Sanjay Sharma 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
2Medicare enrollment records show Sanjay Sharma reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brea, CA 92821
- Reassigned Medicare billing, California enrollment
- 1,699 clinicians in this Medicare group
Downey, CA 90241
- Reassigned Medicare billing, California enrollment
- Medicare enrollment name: The Oncology Institute Ca, A Professional Corporation
- 110 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 9
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 92835 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 15
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FULLERTON, CA 92835
FULLERTON, CA 92835
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 Sanjay Sharma's NPI number?
The NPI number for Sanjay Sharma is 1174609358. It was assigned to this individual provider in the NPPES registry on October 31, 2006.
Where is Sanjay Sharma located?
Sanjay Sharma practices at 2151 N Harbor Blvd Suite 2200, Fullerton, CA 92835. The listed phone number is (714) 449-4800.
What is Sanjay Sharma's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Sanjay Sharma enrolled in Medicare?
Yes. Sanjay Sharma 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 Sanjay Sharma's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sanjay Sharma reassigns Medicare benefits to 2 organizations: Providence Medical Foundation (Brea, CA) and Starling Oncology Ca, A Professional Corporation (Downey, 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 Sanjay Sharma's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sanjay Sharma accept?
Health plans from UnitedHealthcare list Sanjay Sharma as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Sanjay Sharma was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Sanjay Sharma, M.D. · NPI 1174609358
Medical Oncology physician in Fullerton, California. Individual provider, active in the CMS NPPES registry since October 31, 2006.
## Identity
- **NPI:** 1174609358 (Entity type: Individual)
- **Enumerated:** October 31, 2006
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** A91593 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2151 N HARBOR BLVD, SUITE 2200, Fullerton, CA 92835-3801
- **Phone:** (714) 449-4800 · **Fax:** (714) 449-4956
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Providence Medical Foundation (NPI 1871607762, Brea, CA); Starling Oncology Ca, A Professional Corporation (NPI 1275651515, Downey, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Other A91593 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1174609358) · Data from the CMS NPPES public registry.