DR. SARFRAZ SINGH SIDHU M.D.
NPI 1801946462
Internal Medicine in Waukesha, WI
About Dr. Sarfraz Singh Sidhu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SARFRAZ SINGH SIDHU M.D. (NPI 1801946462) is an individual internal medicine provider in Waukesha, Wisconsin, licensed in Wisconsin (49643) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Waukesha Memorial Hospital, and is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses
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. Sarfraz Singh Sidhu 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
4Medicare enrollment records show Sarfraz Sidhu reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Waukesha, WI 53188
- Reassigned Medicare billing, Wisconsin enrollment
- 141 clinicians in this Medicare group
Waukesha, WI 53186
- Reassigned Medicare billing, Wisconsin enrollment
- 191 clinicians in this Medicare group
Menomonee Falls, WI 53051
- Reassigned Medicare billing, Wisconsin enrollment
- 2,294 clinicians in this Medicare group
Glendale, WI 53217
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 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 11
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.
Waukesha Memorial Hospital
Acute Care Hospitals · Waukesha, WIFort Memorial Hospital
Acute Care Hospitals · Fort Atkinson, WISauk Prairie Hospital
Acute Care Hospitals · Prairie Du Sac, WIGrant Regional Health Center
Critical Access Hospitals · Lancaster, WIRichland Hospital
Critical Access Hospitals · Richland Center, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53188 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 28
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WAUKESHA, WI 53188
WAUKESHA, WI 53188
WAUKESHA, WI 53188
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 Sarfraz Sidhu's NPI number?
The NPI number for Sarfraz Sidhu is 1801946462. It was assigned to this individual provider in the NPPES registry on January 12, 2007.
Where is Sarfraz Sidhu located?
Sarfraz Sidhu practices at 2428 N Grandview Blvd Ste 102, Waukesha, WI 53188. The listed phone number is (262) 875-5070.
What is Sarfraz Sidhu's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Sarfraz Sidhu enrolled in Medicare?
Yes. Sarfraz Sidhu 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 Sarfraz Sidhu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sarfraz Sidhu reassigns Medicare benefits to 4 organizations: Maple Medical Sc (Waukesha, WI), Oak Medical Sc (Waukesha, WI), Froedtert & the Medical College Of Wisconsin Community Physicians, Inc. (Menomonee Falls, WI) and Columbia St. Mary's Hospital Milwaukee, Inc (Glendale, 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 Sarfraz Sidhu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sarfraz Sidhu accept?
Health plans from Anthem Blue Cross and Blue Shield list Sarfraz Sidhu 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 Sarfraz Sidhu affiliated with any hospitals?
According to CMS data, Sarfraz Sidhu is affiliated with Waukesha Memorial Hospital, Fort Memorial Hospital, Sauk Prairie Hospital, Grant Regional Health Center and Richland Hospital.
When was this NPI record last updated?
The NPPES record for Sarfraz Sidhu was last updated on June 14, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.