DR. ANNIE SHERGILL M.D.
NPI 1609257153
Internal Medicine - Gastroenterology in Milwaukee, WI
About Dr. Annie Shergill M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANNIE SHERGILL M.D. (NPI 1609257153) is an individual gastroenterology provider in Milwaukee, Wisconsin, licensed in Wisconsin (85151-20) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 4
Secondary Practice Locations 3
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. Annie Shergill 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 Annie Shergill reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 4,609 clinicians in this Medicare group
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- 45 clinicians in this Medicare group
San Bernardino, CA 92404
- Reassigned Medicare billing, California enrollment
- 1,191 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Aurora St Lukes Medical Center
Acute Care Hospitals · Milwaukee, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53215 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.
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
MILWAUKEE, WI 53215
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 Annie Shergill's NPI number?
The NPI number for Annie Shergill is 1609257153. It was assigned to this individual provider in the NPPES registry on June 10, 2015.
Where is Annie Shergill located?
Annie Shergill practices at 2801 W Kinnickinnic River Pkwy Ste 1080, Milwaukee, WI 53215. The listed phone number is (414) 908-6500.
What is Annie Shergill's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Annie Shergill enrolled in Medicare?
Yes. Annie Shergill 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 Annie Shergill's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Annie Shergill reassigns Medicare benefits to 4 organizations: Aurora Medical Group, Inc. (Milwaukee, WI), Ascension Medical Group-Southeast Wisconsin Inc (Milwaukee, WI), Gi Associates LLC (Milwaukee, WI) and Dignity Health Medical Foundation (San Bernardino, CA). 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 Annie Shergill's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Annie Shergill accept?
Health plans from Imperial Insurance Companies, Inc., Network Health and Quartz list Annie Shergill 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 Annie Shergill affiliated with any hospitals?
According to CMS data, Annie Shergill is affiliated with Aurora St Lukes Medical Center.
When was this NPI record last updated?
The NPPES record for Annie Shergill was last updated on January 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.