SHAMILA KARUTHU MD
NPI 1386800274
Internal Medicine - Nephrology in Springfield, MA
About Shamila Karuthu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SHAMILA KARUTHU MD (NPI 1386800274) is an individual nephrology provider in Springfield, Massachusetts, licensed in Massachusetts (1017801) and active in the NPI registry since July 2008. She is enrolled in Medicare PECOS, is affiliated with Holyoke Medical Center, and is a graduate of Other (2002).
NPPES Registry Identity
Specialties & Licenses
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
Shamila Karuthu 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 Shamila Karuthu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Springfield, MA 01107
- Reassigned Medicare billing, Massachusetts enrollment
- Medicare enrollment name: Renal And Transplant Associates Of The Northeast PC
- 8 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.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Holyoke Medical Center
Acute Care Hospitals · Holyoke, MABaystate Wing Hospital
Acute Care Hospitals · Palmer, MABaystate Noble Hospital
Acute Care Hospitals · Westfield, MAMercy Medical Ctr
Acute Care Hospitals · Springfield, MABaystate Medical Center
Acute Care Hospitals · Springfield, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01107 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 3
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SPRINGFIELD, MA 01107
SPRINGFIELD, MA 01107
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 Shamila Karuthu's NPI number?
The NPI number for Shamila Karuthu is 1386800274. It was assigned to this individual provider in the NPPES registry on July 31, 2008.
Where is Shamila Karuthu located?
Shamila Karuthu practices at 3550 Main St Ste 204, Springfield, MA 01107. The listed phone number is (413) 867-2500.
What is Shamila Karuthu's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Shamila Karuthu enrolled in Medicare?
Yes. Shamila Karuthu 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 Shamila Karuthu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shamila Karuthu reassigns Medicare benefits to Renal & Transplant Assoc Of The Northeast PC (Springfield, 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 Shamila Karuthu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shamila Karuthu accept?
Health plans from Taro Health list Shamila Karuthu 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 Shamila Karuthu affiliated with any hospitals?
According to CMS data, Shamila Karuthu is affiliated with Holyoke Medical Center, Baystate Wing Hospital, Baystate Noble Hospital, Mercy Medical Ctr and Baystate Medical Center.
When was this NPI record last updated?
The NPPES record for Shamila Karuthu was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.
# Shamila Karuthu, MD · NPI 1386800274
Nephrology physician in Springfield, Massachusetts. Individual provider, active in the CMS NPPES registry since July 31, 2008.
## Identity
- **NPI:** 1386800274 (Entity type: Individual)
- **Enumerated:** July 31, 2008
- **Primary specialty:** Internal Medicine - Nephrology · taxonomy 207RN0300X
- **State license:** 1017801 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 3550 MAIN ST STE 204, Springfield, MA 01107-1078
- **Phone:** (413) 867-2500 · **Fax:** (413) 867-2555
## 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:** Renal & Transplant Assoc Of The Northeast PC (NPI 1114703766, Springfield, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2002
## Record status
- **NPPES last updated:** April 30, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1386800274) · Data from the CMS NPPES public registry.