TAJ A KHAN MD
NPI 1801096672
Anesthesiology in Winfield, IL
About Taj A Khan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TAJ A KHAN MD (NPI 1801096672) is an individual anesthesiology provider in Winfield, Illinois, licensed in Illinois (036-118006) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Central Dupage Hospital, and is a graduate of Rush Medical College Of Rush University (2003).
NPPES Registry Identity
Specialties & Licenses
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
Taj A Khan 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 Taj Khan reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hinsdale, IL 60521
- Reassigned Medicare billing, Illinois enrollment
- 35 clinicians in this Medicare group
Carol Stream, IL 60122
- Reassigned Medicare billing, Illinois enrollment
- 4,817 clinicians in this Medicare group
Rosemont, IL 60018
- Reassigned Medicare billing, Illinois enrollment
- 60 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 3
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.
Northwestern Medicine Central Dupage Hospital
Acute Care Hospitals · Winfield, ILMedicare 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 5
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 Taj Khan's NPI number?
The NPI number for Taj Khan is 1801096672. It was assigned to this individual provider in the NPPES registry on July 20, 2007.
Where is Taj Khan located?
Taj Khan practices at 25 Winfield Rd., Winfield, IL 60190. The listed phone number is (630) 933-1600.
What is Taj Khan's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Taj Khan enrolled in Medicare?
Yes. Taj Khan 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 Taj Khan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Taj Khan reassigns Medicare benefits to 3 organizations: Hsc Anesthesia Services LLC (Hinsdale, IL), Northwestern Medical Faculty Foundation (Carol Stream, IL) and West Central Anesthesiology Group Ltd (Rosemont, IL). 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 Taj Khan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Taj Khan affiliated with any hospitals?
According to CMS data, Taj Khan is affiliated with Northwestern Medicine Central Dupage Hospital.
When was this NPI record last updated?
The NPPES record for Taj Khan was last updated on October 5, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Taj A Khan, MD · NPI 1801096672
Anesthesiology physician in Winfield, Illinois. Individual provider, active in the CMS NPPES registry since July 20, 2007.
## Identity
- **NPI:** 1801096672 (Entity type: Individual)
- **Enumerated:** July 20, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 036-118006 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 25 WINFIELD RD., Winfield, IL 60190
- **Phone:** (630) 933-1600
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Hsc Anesthesia Services LLC (NPI 1174239719, Hinsdale, IL); Northwestern Medical Faculty Foundation (NPI 1346235314, Carol Stream, IL); West Central Anesthesiology Group Ltd (NPI 1396785648, Rosemont, IL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 2003
## Record status
- **NPPES last updated:** October 5, 2012
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Source: [NPI Profile](https://npiprofile.com/npi/1801096672) · Data from the CMS NPPES public registry.