DR. CATHERINE M. DREXLER M.D.
NPI 1962485896
Anesthesiology in Milwaukee, WI
About Dr. Catherine M. Drexler M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CATHERINE M. DREXLER M.D. (NPI 1962485896) is an individual anesthesiology provider in Milwaukee, Wisconsin, licensed in Wisconsin (37984-020) and active in the NPI registry since November 2005. She is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (1995).
NPPES Registry Identity
Specialties & Licenses
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. Catherine M. Drexler 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
2Medicare enrollment records show Catherine Drexler reassigns Medicare billing to 2 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 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 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.
Medicare 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.
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 Catherine Drexler's NPI number?
The NPI number for Catherine Drexler is 1962485896. It was assigned to this individual provider in the NPPES registry on November 23, 2005.
Where is Catherine Drexler located?
Catherine Drexler practices at 2100 E Nock St, Milwaukee, WI 53207. The listed phone number is (414) 416-8091.
What is Catherine Drexler's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Catherine Drexler enrolled in Medicare?
Yes. Catherine Drexler 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 Catherine Drexler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Catherine Drexler reassigns Medicare benefits to 2 organizations: Aurora Medical Group, Inc. (Milwaukee, WI) and The Medical College Of Wisconsin, Inc. (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 Catherine Drexler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Catherine Drexler accept?
Health plans from CareSource (Common Ground Healthcare) list Catherine Drexler 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.
When was this NPI record last updated?
The NPPES record for Catherine Drexler was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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. Catherine M. Drexler, M.D. · NPI 1962485896
Anesthesiology physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since November 23, 2005.
## Identity
- **NPI:** 1962485896 (Entity type: Individual)
- **Enumerated:** November 23, 2005
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 37984-020 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 2100 E NOCK ST, Milwaukee, WI 53207-2350
- **Phone:** (414) 416-8091
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Aurora Medical Group, Inc. (NPI 1427271378, Milwaukee, WI); The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 1995
## Record status
- **NPPES last updated:** December 4, 2025
- **Other identifiers:** Medicaid 43317200 (WI)
---
Source: [NPI Profile](https://npiprofile.com/npi/1962485896) · Data from the CMS NPPES public registry.