ANGIE GEIGER M.D.
NPI 1841639598
Anesthesiology in Neenah, WI
About Angie Geiger M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANGIE GEIGER M.D. (NPI 1841639598) is an individual anesthesiology provider in Neenah, Wisconsin, licensed in Wisconsin (67043-20) and active in the NPI registry since June 2013. She is enrolled in Medicare PECOS, is affiliated with Thedacare Regional Med Ctr - Neenah, and is a graduate of Medical College Of Wisconsin (2013).
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
Angie Geiger 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
3Medicare enrollment records show Angie Geiger reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Neenah, WI 54956
- Reassigned Medicare billing, Wisconsin enrollment
- 144 clinicians in this Medicare group
Brookfield, WI 53045
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Brookfield Anesthesiologists Sc
- 31 clinicians in this Medicare group
Milwaukee, WI 53215
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Anesthesia Partners Services Sc
- 100 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.
Thedacare Regional Med Ctr - Neenah
Acute Care Hospitals · Neenah, WIOther Providers at the Same Location NPPES 20
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 Angie Geiger's NPI number?
The NPI number for Angie Geiger is 1841639598. It was assigned to this individual provider in the NPPES registry on June 17, 2013.
Where is Angie Geiger located?
Angie Geiger practices at 130 2nd St, Neenah, WI 54956. The listed phone number is (800) 236-3122.
What is Angie Geiger's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Angie Geiger enrolled in Medicare?
Yes. Angie Geiger 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 Angie Geiger's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Angie Geiger reassigns Medicare benefits to 3 organizations: Association Of Hospital Anesthesiologists Sc (Neenah, WI), Brookfield Anesthesiologists, S.C. (Brookfield, WI) and Anesthesia Partners Services, S.C. (Milwaukee, 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 Angie Geiger's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Angie Geiger accept?
Health plans from CareSource (Common Ground Healthcare) list Angie Geiger 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 Angie Geiger affiliated with any hospitals?
According to CMS data, Angie Geiger is affiliated with Thedacare Regional Med Ctr - Neenah.
When was this NPI record last updated?
The NPPES record for Angie Geiger was last updated on January 27, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Angie Geiger, M.D. · NPI 1841639598
Anesthesiology physician in Neenah, Wisconsin. Individual provider, active in the CMS NPPES registry since June 17, 2013.
## Identity
- **NPI:** 1841639598 (Entity type: Individual)
- **Enumerated:** June 17, 2013
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 67043-20 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 130 2ND ST, Neenah, WI 54956-2883
- **Phone:** (800) 236-3122
## 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): Association Of Hospital Anesthesiologists Sc (NPI 1720076474, Neenah, WI); Brookfield Anesthesiologists, S.C. (NPI 1942257902, Brookfield, WI); Anesthesia Partners Services, S.C. (NPI 1861810947, Milwaukee, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 2013
## Record status
- **NPPES last updated:** January 27, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1841639598) · Data from the CMS NPPES public registry.