NICHOLAS CHRISTIAN OTTEN MD
NPI 1013277714
Hospitalist in Burlington, WI
About Nicholas Christian Otten Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NICHOLAS CHRISTIAN OTTEN MD (NPI 1013277714) is an individual hospitalist provider in Burlington, Wisconsin, licensed in Illinois (036136062) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Fhn Memorial Hospital, and maintains a secondary practice location in Freeport.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Nicholas Christian Otten 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
12Medicare enrollment records show Nicholas Otten reassigns Medicare billing to 12 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Milwaukee, WI 53227
- Reassigned Medicare billing, Wisconsin enrollment
- 11 clinicians in this Medicare group
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- Medicare enrollment name: Columbia St Marys Hospital Milwaukee Inc
- 856 clinicians in this Medicare group
Milwaukee, WI 53211
- Reassigned Medicare billing, Wisconsin enrollment
- 1,343 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 391 clinicians in this Medicare group
Freeport, IL 61032
- Reassigned Medicare billing, Illinois enrollment
- 478 clinicians in this Medicare group
Sterling, IL 61081
- Reassigned Medicare billing, Illinois enrollment
- 356 clinicians in this Medicare group
Neenah, WI 54956
- Reassigned Medicare billing, Wisconsin enrollment
- 444 clinicians in this Medicare group
Adams, WI 53910
- Reassigned Medicare billing, Wisconsin enrollment
- 397 clinicians in this Medicare group
Amherst, WI 54406
- Reassigned Medicare billing, Wisconsin enrollment
- 935 clinicians in this Medicare group
Stevens Point, WI 54482
- Reassigned Medicare billing, Wisconsin enrollment
- 633 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 5
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Fhn Memorial Hospital
Acute Care Hospitals · Freeport, ILAspirus Wausau Hospital
Acute Care Hospitals · Wausau, WIAscension All Saints Hospital
Acute Care Hospitals · Racine, WIAscension SE Wisconsin Hospital
Acute Care Hospitals · Milwaukee, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53105 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BURLINGTON, WI 53105
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 Nicholas Otten's NPI number?
The NPI number for Nicholas Otten is 1013277714. It was assigned to this individual provider in the NPPES registry on May 29, 2012.
Where is Nicholas Otten located?
Nicholas Otten practices at 252 Mchenry St, Burlington, WI 53105. The listed phone number is (262) 767-6000.
What is Nicholas Otten's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Nicholas Otten enrolled in Medicare?
Yes. Nicholas Otten 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 Nicholas Otten's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Otten reassigns Medicare benefits to 12 organizations: Impact Physician Group, Wisconsin LLC (Milwaukee, WI), Columbia St. Mary's Hospital Milwaukee, Inc (Milwaukee, WI), Ascension Medical Group-Southeast Wisconsin Inc (Milwaukee, WI), Freeport Regional Health Care Foundation (Freeport, IL), Freeport Memorial Hospital (Freeport, IL) and 7 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 Nicholas Otten's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nicholas Otten accept?
Health plans from Anthem Blue Cross and Blue Shield list Nicholas Otten 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 Nicholas Otten affiliated with any hospitals?
According to CMS data, Nicholas Otten is affiliated with Fhn Memorial Hospital, Aspirus Wausau Hospital, Ascension All Saints Hospital and Ascension SE Wisconsin Hospital.
When was this NPI record last updated?
The NPPES record for Nicholas Otten was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Nicholas Christian Otten, MD · NPI 1013277714
Hospitalist physician in Burlington, Wisconsin. Individual provider, active in the CMS NPPES registry since May 29, 2012.
## Identity
- **NPI:** 1013277714 (Entity type: Individual)
- **Enumerated:** May 29, 2012
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** 036136062 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 252 MCHENRY ST, Burlington, WI 53105-1828
- **Phone:** (262) 767-6000
## 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:** 12 organizations under Medicare reassignment (form CMS-855R): Impact Physician Group, Wisconsin LLC (NPI 1174291025, Milwaukee, WI); Columbia St. Mary's Hospital Milwaukee, Inc (NPI 1023064482, Milwaukee, WI); Ascension Medical Group-Southeast Wisconsin Inc (NPI 1194473066, Milwaukee, WI); Freeport Regional Health Care Foundation (NPI 1457337016, Freeport, IL); Freeport Memorial Hospital (NPI 1447228788, Freeport, IL); and 7 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** July 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1013277714) · Data from the CMS NPPES public registry.