DARREN P. CORTEEN M.D.
NPI 1649297482
Orthopaedic Surgery in Marshfield, WI
About Darren P. Corteen M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DARREN P. CORTEEN M.D. (NPI 1649297482) is an individual orthopaedic surgery provider in Marshfield, Wisconsin, licensed in Wisconsin (39341) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Marshfield Medical Center, and is a graduate of University Of Wisconsin School Of Medicine (1996).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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
Darren P. Corteen 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 Darren Corteen reassigns Medicare billing to 3 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
Chetek, WI 54728
- Reassigned Medicare billing, Wisconsin enrollment
- 1,616 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
Acute Care Hospitals · Marshfield, WIPhysician 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.
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.
MARSHFIELD, WI 54449
MARSHFIELD, WI 54449
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 Darren Corteen's NPI number?
The NPI number for Darren Corteen is 1649297482. It was assigned to this individual provider in the NPPES registry on July 17, 2006.
Where is Darren Corteen located?
Darren Corteen practices at 1000 N Oak Ave, Marshfield, WI 54449. The listed phone number is (715) 387-5511.
What is Darren Corteen's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Darren Corteen enrolled in Medicare?
Yes. Darren Corteen 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 Darren Corteen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Darren Corteen reassigns Medicare benefits to 3 organizations: Marshfield Clinic Inc (Marshfield, WI), Mchs Hospitals Inc (Marshfield, WI) and Lakeview Medical Center Inc Of Rice Lake (Chetek, 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 Darren Corteen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Darren Corteen accept?
Health plans from Anthem Blue Cross and Blue Shield, HealthPartners, Sanford Health Plan and Security Health Plan list Darren Corteen 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 Darren Corteen affiliated with any hospitals?
According to CMS data, Darren Corteen is affiliated with Marshfield Medical Center.
When was this NPI record last updated?
The NPPES record for Darren Corteen was last updated on November 17, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Darren P. Corteen, M.D. · NPI 1649297482
Orthopaedic Surgery physician in Marshfield, Wisconsin. Individual provider, active in the CMS NPPES registry since July 17, 2006.
## Identity
- **NPI:** 1649297482 (Entity type: Individual)
- **Enumerated:** July 17, 2006
- **Primary specialty:** Orthopaedic Surgery · taxonomy 207X00000X
- **State license:** 39341 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 N OAK AVE, Marshfield, WI 54449-5703
- **Phone:** (715) 387-5511
## 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): Marshfield Clinic Inc (NPI 1952347981, Marshfield, WI); Mchs Hospitals Inc (NPI 1093221434, Marshfield, WI); Lakeview Medical Center Inc Of Rice Lake (NPI 1659008605, Chetek, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Wisconsin School Of Medicine, class of 1996
## Record status
- **NPPES last updated:** November 17, 2022
- **Other identifiers:** Medicaid APPR (WI); Medicaid 036113186 (IL)
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Source: [NPI Profile](https://npiprofile.com/npi/1649297482) · Data from the CMS NPPES public registry.