DR. AJAY K. GOPALKA MD
NPI 1932399664
Anesthesiology in Winfield, IL
About Dr. Ajay K. Gopalka Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. AJAY K. GOPALKA MD (NPI 1932399664) is an individual anesthesiology provider in Winfield, Illinois, licensed in Missouri (2026039446) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS, is affiliated with Copley Memorial Hospital, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
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. Ajay K. Gopalka 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
4Medicare enrollment records show Ajay Gopalka reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
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
Peoria, IL 61615
- Reassigned Medicare billing, Illinois enrollment
- Medicare enrollment name: Associated Anesthesiologists Sc
- 337 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Illinois enrollment
- 735 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 2
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Copley Memorial Hospital
Acute Care Hospitals · Aurora, ILSaint Francis Medical Center
Acute Care Hospitals · Peoria, ILAdventist Hinsdale Hospital
Acute Care Hospitals · Hinsdale, ILNorthwestern 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 18
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 Ajay Gopalka's NPI number?
The NPI number for Ajay Gopalka is 1932399664. It was assigned to this individual provider in the NPPES registry on July 30, 2007.
Where is Ajay Gopalka located?
Ajay Gopalka practices at On025 Winfield Rd., Winfield, IL 60190. The listed phone number is (630) 933-1600.
What is Ajay Gopalka's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Ajay Gopalka enrolled in Medicare?
Yes. Ajay Gopalka 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 Ajay Gopalka's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ajay Gopalka reassigns Medicare benefits to 4 organizations: Northwestern Medical Faculty Foundation (Carol Stream, IL), West Central Anesthesiology Group Ltd (Rosemont, IL), Associated Anesthesiologists, S.C. (Peoria, IL) and Northstar Anesthesia Of Illinois, LLC (Arlington, TX). 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 Ajay Gopalka's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Ajay Gopalka affiliated with any hospitals?
According to CMS data, Ajay Gopalka is affiliated with Copley Memorial Hospital, Saint Francis Medical Center, Adventist Hinsdale Hospital and Northwestern Medicine Central Dupage Hospital.
When was this NPI record last updated?
The NPPES record for Ajay Gopalka was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 days 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.
# Dr. Ajay K. Gopalka, MD · NPI 1932399664
Anesthesiology physician in Winfield, Illinois. Individual provider, active in the CMS NPPES registry since July 30, 2007.
## Identity
- **NPI:** 1932399664 (Entity type: Individual)
- **Enumerated:** July 30, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 2026039446 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** ON025 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:** 4 organizations under Medicare reassignment (form CMS-855R): Northwestern Medical Faculty Foundation (NPI 1346235314, Carol Stream, IL); West Central Anesthesiology Group Ltd (NPI 1396785648, Rosemont, IL); Associated Anesthesiologists, S.C. (NPI 1558306480, Peoria, IL); Northstar Anesthesia Of Illinois, LLC (NPI 1962822395, Arlington, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1990
## Record status
- **NPPES last updated:** September 2, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1932399664) · Data from the CMS NPPES public registry.