SIVAMAINTHAN VITHIANANTHAN M.D.
NPI 1568458727
Surgery in Providence, RI
About Sivamainthan Vithiananthan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIVAMAINTHAN VITHIANANTHAN M.D. (NPI 1568458727) is an individual surgery provider in Providence, Rhode Island, licensed in Massachusetts (80634) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Cambridge Health Alliance, and is a graduate of Columbia University College Of Physicians And Surgeons (1993).
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
Sivamainthan Vithiananthan 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 Reassignment
Medicare enrollment records show Sivamainthan Vithiananthan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cambridge, MA 02139
- Reassigned Medicare billing, Massachusetts enrollment
- 719 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
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Cambridge Health Alliance
Acute Care Hospitals · Cambridge, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02904 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Sivamainthan Vithiananthan's NPI number?
The NPI number for Sivamainthan Vithiananthan is 1568458727. It was assigned to this individual provider in the NPPES registry on September 23, 2005.
Where is Sivamainthan Vithiananthan located?
Sivamainthan Vithiananthan practices at 195 Collyer St Suite 302, Providence, RI 02904. The listed phone number is (401) 793-5140.
What is Sivamainthan Vithiananthan's specialty?
The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.
Is Sivamainthan Vithiananthan enrolled in Medicare?
Yes. Sivamainthan Vithiananthan 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 Sivamainthan Vithiananthan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sivamainthan Vithiananthan reassigns Medicare benefits to Cambridge Public Health Commission (Cambridge, MA). 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 Sivamainthan Vithiananthan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sivamainthan Vithiananthan accept?
Health plans from Anthem Blue Cross and Blue Shield list Sivamainthan Vithiananthan 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.
Is Sivamainthan Vithiananthan affiliated with any hospitals?
According to CMS data, Sivamainthan Vithiananthan is affiliated with Cambridge Health Alliance.
When was this NPI record last updated?
The NPPES record for Sivamainthan Vithiananthan was last updated on April 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Sivamainthan Vithiananthan, M.D. · NPI 1568458727
Surgery physician in Providence, Rhode Island. Individual provider, active in the CMS NPPES registry since September 23, 2005.
## Identity
- **NPI:** 1568458727 (Entity type: Individual)
- **Enumerated:** September 23, 2005
- **Primary specialty:** Surgery · taxonomy 208600000X
- **State license:** 80634 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 195 COLLYER ST, SUITE 302, Providence, RI 02904-1869
- **Phone:** (401) 793-5140 · **Fax:** (401) 793-5171
## 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:** Cambridge Public Health Commission (NPI 1487603585, Cambridge, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Columbia University College Of Physicians And Surgeons, class of 1993
## Record status
- **NPPES last updated:** April 20, 2021
- **Other identifiers:** Medicaid 02109373 (NY)
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Source: [NPI Profile](https://npiprofile.com/npi/1568458727) · Data from the CMS NPPES public registry.