DR. TANMAY SAHAI M.D.
NPI 1104265347
Internal Medicine - Medical Oncology in Urbana, IL
About Dr. Tanmay Sahai M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. TANMAY SAHAI M.D. (NPI 1104265347) is an individual medical oncology provider in Urbana, Illinois, licensed in Illinois (036153622) and active in the NPI registry since June 2013. He is enrolled in Medicare PECOS, is affiliated with Carle Foundation Hospital, and is a graduate of Other (2013).
NPPES Registry Identity
Specialties & Licenses 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
Dr. Tanmay Sahai 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 Reassignments
3Medicare enrollment records show Tanmay Sahai reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Urbana, IL 61801
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Carle Health Care Incorporated
- 2,516 clinicians in this Medicare group
Normal, IL 61761
- Reassigned Medicare billing, Illinois enrollment
- 698 clinicians in this Medicare group
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 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 10
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.
Carle Foundation Hospital
Acute Care Hospitals · Urbana, ILKirby Medical Center
Critical Access Hospitals · Monticello, ILCarle Hoopeston Regional Health Center
Critical Access Hospitals · Hoopeston, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 61801 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.
URBANA, IL 61801
URBANA, IL 61801
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 Tanmay Sahai's NPI number?
The NPI number for Tanmay Sahai is 1104265347. It was assigned to this individual provider in the NPPES registry on June 20, 2013.
Where is Tanmay Sahai located?
Tanmay Sahai practices at 509 W University Ave, Urbana, IL 61801. The listed phone number is (217) 383-6636.
What is Tanmay Sahai's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Tanmay Sahai enrolled in Medicare?
Yes. Tanmay Sahai 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 Tanmay Sahai's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tanmay Sahai reassigns Medicare benefits to 3 organizations: Carle Health Medical Group (Urbana, IL), Carle West Physician Group Inc (Normal, IL) and North Shore - Lij Medical PC (New Hyde Park, NY). 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 Tanmay Sahai's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Tanmay Sahai affiliated with any hospitals?
According to CMS data, Tanmay Sahai is affiliated with Carle Foundation Hospital, Kirby Medical Center and Carle Hoopeston Regional Health Center.
When was this NPI record last updated?
The NPPES record for Tanmay Sahai was last updated on March 5, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.