SINDHU RADHAKRISHNAN MD
NPI 1497833073
Hospitalist in Castro Valley, CA
About Sindhu Radhakrishnan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SINDHU RADHAKRISHNAN MD (NPI 1497833073) is an individual hospitalist provider in Castro Valley, California, licensed in California (A92624) and active in the NPI registry since November 2006. She is enrolled in Medicare PECOS and is a graduate of Other (1999).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
Sindhu Radhakrishnan 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 Sindhu Radhakrishnan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Orinda, CA 94563
- Reassigned Medicare billing, California enrollment
- 4,479 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 5
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 94546 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 3
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Sindhu Radhakrishnan's NPI number?
The NPI number for Sindhu Radhakrishnan is 1497833073. It was assigned to this individual provider in the NPPES registry on November 1, 2006.
Where is Sindhu Radhakrishnan located?
Sindhu Radhakrishnan practices at 20103 Lake Chabot Rd, Castro Valley, CA 94546. The listed phone number is (510) 727-3256.
What is Sindhu Radhakrishnan's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Sindhu Radhakrishnan enrolled in Medicare?
Yes. Sindhu Radhakrishnan 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 Sindhu Radhakrishnan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sindhu Radhakrishnan reassigns Medicare benefits to Sutter Bay Medical Foundation (Orinda, 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 Sindhu Radhakrishnan'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 Sindhu Radhakrishnan was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Sindhu Radhakrishnan, MD · NPI 1497833073
Hospitalist physician in Castro Valley, California. Individual provider, active in the CMS NPPES registry since November 1, 2006.
## Identity
- **NPI:** 1497833073 (Entity type: Individual)
- **Enumerated:** November 1, 2006
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** A92624 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 20103 LAKE CHABOT RD, Castro Valley, CA 94546-5305
- **Phone:** (510) 727-3256 · **Fax:** (510) 727-3107
## 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:** Sutter Bay Medical Foundation (NPI 1366898538, Orinda, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** July 21, 2022
- **Other identifiers:** Other A92624 (CA); Medicaid 00A926240 (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1497833073) · Data from the CMS NPPES public registry.