MARY LYNN SCHNEIDER MD
NPI 1942399480
Anesthesiology in Beaver Dam, WI
About Mary Lynn Schneider Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY LYNN SCHNEIDER MD (NPI 1942399480) is an individual anesthesiology provider in Beaver Dam, Wisconsin, licensed in Wisconsin (47679020) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center - Beaver Dam (mmc-bd), and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
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
Mary Lynn Schneider Md 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
11Medicare enrollment records show Mary Schneider reassigns Medicare billing to 11 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Beaver Dam, WI 53916
- Reassigned Medicare billing, Wisconsin enrollment
- 1,447 clinicians in this Medicare group
Watertown, WI 53098
- Reassigned Medicare billing, Wisconsin enrollment
- 215 clinicians in this Medicare group
Mequon, WI 53097
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 25 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 8 clinicians in this Medicare group
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 clinicians in this Medicare group
Glendale, WI 53212
- Reassigned Medicare billing, Wisconsin enrollment
- 62 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
Franklin, WI 53132
- Reassigned Medicare billing, Wisconsin enrollment
- 23 clinicians in this Medicare group
Plover, WI 54467
- Reassigned Medicare billing, Wisconsin enrollment
- 2,476 clinicians in this Medicare group
Park Falls, WI 54552
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1700963048 (Wisconsin)
- 1,351 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 4
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Marshfield Medical Center - Beaver Dam (mmc-Bd)
Acute Care Hospitals · Beaver Dam, 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.
Reported Quality Measures
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.
BEAVER DAM, WI 53916
BEAVER DAM, WI 53916
BEAVER DAM, WI 53916
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 Mary Schneider's NPI number?
The NPI number for Mary Schneider is 1942399480. It was assigned to this individual provider in the NPPES registry on October 12, 2006.
Where is Mary Schneider located?
Mary Schneider practices at 707 S University Ave, Beaver Dam, WI 53916. The listed phone number is (920) 887-7181.
What is Mary Schneider's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Mary Schneider enrolled in Medicare?
Yes. Mary Schneider 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 Mary Schneider's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Schneider reassigns Medicare benefits to 11 organizations: Beaver Dam Community Hospitals Inc (Beaver Dam, WI), Watertown Physician Practices LLC (Watertown, WI), Csm Community Physician (Mequon, WI), Vision Anesthesia, Sc (Milwaukee, WI), The Medical College Of Wisconsin, Inc. (Milwaukee, WI) and 6 more organizations, listed in the Medicare section above. 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 Mary Schneider's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Schneider accept?
Health plans from CareSource (Common Ground Healthcare) and Network Health list Mary Schneider 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 Mary Schneider affiliated with any hospitals?
According to CMS data, Mary Schneider is affiliated with Marshfield Medical Center - Beaver Dam (mmc-Bd).
When was this NPI record last updated?
The NPPES record for Mary Schneider was last updated on December 8, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Mary Lynn Schneider, MD · NPI 1942399480
Anesthesiology physician in Beaver Dam, Wisconsin. Individual provider, active in the CMS NPPES registry since October 12, 2006.
## Identity
- **NPI:** 1942399480 (Entity type: Individual)
- **Enumerated:** October 12, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 47679020 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 707 S UNIVERSITY AVE, Beaver Dam, WI 53916-3027
- **Phone:** (920) 887-7181
## 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:** 11 organizations under Medicare reassignment (form CMS-855R): Beaver Dam Community Hospitals Inc (NPI 1972188555, Beaver Dam, WI); Watertown Physician Practices LLC (NPI 1760866891, Watertown, WI); Csm Community Physician (NPI 1518271956, Mequon, WI); Vision Anesthesia, Sc (NPI 1619431756, Milwaukee, WI); The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI); and 6 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 2003
## Record status
- **NPPES last updated:** December 8, 2025
- **Other identifiers:** Medicaid 1942399480 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1942399480) · Data from the CMS NPPES public registry.