DR. ANIL AGGARWAL M.D.
NPI 1164405288
Anesthesiology in Menomonee Falls, WI
About Dr. Anil Aggarwal M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANIL AGGARWAL M.D. (NPI 1164405288) is an individual anesthesiology provider in Menomonee Falls, Wisconsin, licensed in Indiana (01081982A) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS, is affiliated with Froedtert South Inc., and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
Other Identifiers 1
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. Anil Aggarwal 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
5Medicare enrollment records show Anil Aggarwal reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brookfield, WI 53045
- Reassigned Medicare billing, Wisconsin enrollment
- 210 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Janesville, WI 53548
- Reassigned Medicare billing, Wisconsin enrollment
- 1,155 clinicians in this Medicare group
Madison, WI 53715
- Reassigned Medicare billing, Wisconsin enrollment
- 1,377 clinicians in this Medicare group
Green Bay, WI 54301
- Reassigned Medicare billing, Wisconsin enrollment
- 129 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 8
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Froedtert South Inc.
Acute Care Hospitals · Pleasant Prairie, WIMercy Health System Corp
Acute Care Hospitals · Janesville, WIMedicare 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MENOMONEE FALLS, WI 53051
MENOMONEE FALLS, WI 53051
MENOMONEE FALLS, WI 53051
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 Anil Aggarwal's NPI number?
The NPI number for Anil Aggarwal is 1164405288. It was assigned to this individual provider in the NPPES registry on November 22, 2005.
Where is Anil Aggarwal located?
Anil Aggarwal practices at W180n8085 Town Hall Rd Department Of Anesthesiology, Menomonee Falls, WI 53051. The listed phone number is (262) 251-1000.
What is Anil Aggarwal's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Anil Aggarwal enrolled in Medicare?
Yes. Anil Aggarwal 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 Anil Aggarwal's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Anil Aggarwal reassigns Medicare benefits to 5 organizations: Vituity-Wisconsin Anesthesia Sc (Brookfield, WI), The Medical College Of Wisconsin, Inc. (Milwaukee, WI), Mercy Health System Corporation (Janesville, WI), Dean Health Systems, Inc (Madison, WI) and Green Bay Anesthesia Assoc. Sc (Green Bay, WI). 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 Anil Aggarwal's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Anil Aggarwal accept?
Health plans from Network Health list Anil Aggarwal 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 Anil Aggarwal affiliated with any hospitals?
According to CMS data, Anil Aggarwal is affiliated with Froedtert South Inc. and Mercy Health System Corp.
When was this NPI record last updated?
The NPPES record for Anil Aggarwal was last updated on April 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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. Anil Aggarwal, M.D. · NPI 1164405288
Anesthesiology physician in Menomonee Falls, Wisconsin. Individual provider, active in the CMS NPPES registry since November 22, 2005.
## Identity
- **NPI:** 1164405288 (Entity type: Individual)
- **Enumerated:** November 22, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 01081982A (Indiana)
- **Sole proprietor:** No
## Practice location
- **Address:** W180N8085 TOWN HALL RD, DEPARTMENT OF ANESTHESIOLOGY, Menomonee Falls, WI 53051-3518
- **Phone:** (262) 251-1000
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Vituity-Wisconsin Anesthesia Sc (NPI 1558195719, Brookfield, WI); The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI); Mercy Health System Corporation (NPI 1669685129, Janesville, WI); Dean Health Systems, Inc (NPI 1053358846, Madison, WI); Green Bay Anesthesia Assoc. Sc (NPI 1023065836, Green Bay, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1978
## Record status
- **NPPES last updated:** April 29, 2026
- **Other identifiers:** Medicaid 1164405288 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1164405288) · Data from the CMS NPPES public registry.