DR. SHAWN PAUL CATMULL DO
NPI 1821597600
Emergency Medicine in Marshfield, WI
About Dr. Shawn Paul Catmull Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SHAWN PAUL CATMULL DO (NPI 1821597600) is an individual emergency medicine provider in Marshfield, Wisconsin, licensed in Wisconsin (75225-21) and active in the NPI registry since February 2018. He is enrolled in Medicare PECOS, is affiliated with Aspirus Iron River Hospital & Clinics, Inc, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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. Shawn Paul Catmull Do 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
6Medicare enrollment records show Shawn Catmull reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,476 clinicians in this Medicare group
Wausau, WI 54401
- Reassigned Medicare billing, Michigan enrollment
- Medicare enrollment name: Aspirus Iron River Hospital & Clinics Inc
- Also billed through NPI 1457865198 (Michigan)
- 200 clinicians in this Medicare group
Starbuck, MN 56381
- Reassigned Medicare billing, Minnesota enrollment
- Also billed through NPI 1366543662 (Minnesota)
- 143 clinicians in this Medicare group
Trinidad, CO 81082
- Reassigned Medicare billing, Arizona enrollment
- 71 clinicians in this Medicare group
Aventura, FL 33180
- Reassigned Medicare billing, Florida enrollment
- 1,912 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 3
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Aspirus Iron River Hospital & Clinics, Inc
Critical Access Hospitals · Iron River, MIStevens Community Medical Center
Critical Access Hospitals · Morris, MNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54449 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Shawn Catmull's NPI number?
The NPI number for Shawn Catmull is 1821597600. It was assigned to this individual provider in the NPPES registry on February 7, 2018.
Where is Shawn Catmull located?
Shawn Catmull practices at 1701 N Fig Ave, Marshfield, WI 54449. The listed phone number is (844) 531-6247.
What is Shawn Catmull's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Shawn Catmull enrolled in Medicare?
Yes. Shawn Catmull 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 Shawn Catmull's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Shawn Catmull reassigns Medicare benefits to 6 organizations: Marshfield Clinic Inc (Marshfield, WI), Mchs Hospitals Inc (Marshfield, WI), Aspirus Medical Group, Inc. (Wausau, WI), Stevens Community Medical Center Inc. (Starbuck, MN), Innova Emergency Medical Associates PC (Trinidad, CO) and 1 more organization, 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 Shawn Catmull's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Shawn Catmull accept?
Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Arizona, Blue Cross Blue Shield of Michigan Mutual Insurance Company and Oscar Health Maintenance Organization of Florida list Shawn Catmull 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 Shawn Catmull affiliated with any hospitals?
According to CMS data, Shawn Catmull is affiliated with Aspirus Iron River Hospital & Clinics, Inc and Stevens Community Medical Center.
When was this NPI record last updated?
The NPPES record for Shawn Catmull was last updated on March 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 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. Shawn Paul Catmull, DO · NPI 1821597600
Emergency Medicine physician in Marshfield, Wisconsin. Individual provider, active in the CMS NPPES registry since February 7, 2018.
## Identity
- **NPI:** 1821597600 (Entity type: Individual)
- **Enumerated:** February 7, 2018
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 75225-21 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1701 N FIG AVE, Marshfield, WI 54449-1484
- **Phone:** (844) 531-6247
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI); Mchs Hospitals Inc (NPI 1093221434, Marshfield, WI); Aspirus Medical Group, Inc. (NPI 1033411822, Wausau, WI); Stevens Community Medical Center Inc. (NPI 1417105552, Starbuck, MN); Innova Emergency Medical Associates PC (NPI 1295178978, Trinidad, CO); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** March 3, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1821597600) · Data from the CMS NPPES public registry.