DR. CHITRA NATHAN M.D.
NPI 1013119288
Internal Medicine - Nephrology in Greenville, SC
About Dr. Chitra Nathan M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHITRA NATHAN M.D. (NPI 1013119288) is an individual nephrology provider in Greenville, South Carolina, licensed in South Carolina (38526) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, is affiliated with St Francis-downtown, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 3
Other Identifiers 2
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
Dr. Chitra Nathan 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 Chitra Nathan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenville, SC 29605
- Reassigned Medicare billing, South Carolina enrollment
- 39 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 19
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Francis-Downtown
Acute Care Hospitals · Greenville, SCPrisma Health Hillcrest Hospital
Acute Care Hospitals · Simpsonville, SCPrisma Health Greenville Memorial Hospital
Acute Care Hospitals · Greenville, SCPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 29605 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.
GREENVILLE, SC 29605
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 Chitra Nathan's NPI number?
The NPI number for Chitra Nathan is 1013119288. It was assigned to this individual provider in the NPPES registry on June 1, 2007.
Where is Chitra Nathan located?
Chitra Nathan practices at 203 Mills Ave, Greenville, SC 29605. The listed phone number is (864) 271-1844.
What is Chitra Nathan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Chitra Nathan enrolled in Medicare?
Yes. Chitra Nathan 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 Chitra Nathan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chitra Nathan reassigns Medicare benefits to Carolina Nephrology PA (Greenville, SC). 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 Chitra Nathan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Chitra Nathan accept?
Health plans from Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina, First Choice Next and InStil Health list Chitra Nathan 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 Chitra Nathan affiliated with any hospitals?
According to CMS data, Chitra Nathan is affiliated with St Francis-Downtown, Prisma Health Hillcrest Hospital and Prisma Health Greenville Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Chitra Nathan was last updated on July 22, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.