GIRISH V NAIR MD
NPI 1477504694
Internal Medicine - Clinical Cardiac Electrophysiology in Indianapolis, IN
About Girish V Nair Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GIRISH V NAIR MD (NPI 1477504694) is an individual clinical cardiac electrophysiology provider in Indianapolis, Indiana, licensed in Indiana (01059638A) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Marion General Hospital, and is a graduate of Northeastern Ohio University College Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses 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
Girish V Nair 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 Reassignments
3Medicare enrollment records show Girish Nair reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Indianapolis, IN 46260
- Reassigned Medicare billing, Indiana enrollment
- 510 clinicians in this Medicare group
Indianapolis, IN 46260
- Reassigned Medicare billing, Indiana enrollment
- 945 clinicians in this Medicare group
New Castle, IN 47362
- Reassigned Medicare billing, Indiana enrollment
- 35 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 25
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Marion General Hospital
Acute Care Hospitals · Marion, INHenry County Memorial Hospital
Acute Care Hospitals · New Castle, INHancock Regional Hospital
Acute Care Hospitals · Greenfield, INAscension St Vincent Hospital
Acute Care Hospitals · Indianapolis, INSt Vincent Heart Center
Acute Care Hospitals · Carmel, INPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 46260 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.
Reported Quality Measures
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.
INDIANAPOLIS, IN 46260
INDIANAPOLIS, IN 46260
INDIANAPOLIS, IN 46260
INDIANAPOLIS, IN 46260
INDIANAPOLIS, IN 46260
INDIANAPOLIS, IN 46260
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 Girish Nair's NPI number?
The NPI number for Girish Nair is 1477504694. It was assigned to this individual provider in the NPPES registry on May 12, 2006.
Where is Girish Nair located?
Girish Nair practices at 8333 Naab Rd Ste 420, Indianapolis, IN 46260. The listed phone number is (317) 338-6666.
What is Girish Nair's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.
Is Girish Nair enrolled in Medicare?
Yes. Girish Nair 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 Girish Nair's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Girish Nair reassigns Medicare benefits to 3 organizations: St Vincent Physician Services Hospital And Health Care Center (Indianapolis, IN), St. Vincent Medical Group, Inc. (Indianapolis, IN) and New Castle Clinic Inc (New Castle, IN). 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 Girish Nair's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Girish Nair accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Anthem Blue Cross and Blue Shield and CareSource and 1 other insurer list Girish Nair 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 Girish Nair affiliated with any hospitals?
According to CMS data, Girish Nair is affiliated with Marion General Hospital, Henry County Memorial Hospital, Hancock Regional Hospital, Ascension St Vincent Hospital and St Vincent Heart Center.
When was this NPI record last updated?
The NPPES record for Girish Nair was last updated on July 27, 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.