KARL C LARSON M.D.
NPI 1063528529
Family Medicine in Oshkosh, WI

Active since August 21, 2006PECOS EnrolledAccepts Medicare Assignment
84.56/100
CMS Quality Rating
2725 JACKSON ST, OSHKOSH, WI 54901(920) 223-7500(920) 223-7630 Get Directions Write a Review

NPPES record last updated: December 17, 2009. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Karl C Larson M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

KARL C LARSON M.D. (NPI 1063528529) is an individual family medicine provider in Oshkosh, Wisconsin, licensed in Wisconsin (28253) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Aspirus Rhinelander Hospital, and is a graduate of Medical College Of Wisconsin (1981).

NPPES Registry Identity

NPI1063528529
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameKARL C LARSONCredential: M.D.
Location Address2725 JACKSON STOshkosh, WI 54901-1513
Mailing Address2725 Jackson StOshkosh, WI 54901-1513 · (920) 223-7500 · Fax (920) 223-7630
Fax(920) 223-7630
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 1981
Enumeration DateAugust 21, 2006
Last NPPES UpdateDecember 17, 2009
NPI 1063528529 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in WI · 28253
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

2725 JACKSON ST, Oshkosh, WI 54901

Other Identifiers 8

Other710016WI · T19 Managed Health Servic
Medicare UPINA02401
Other080113126WI · Medicare Railroad
Medicare ID-Type Unspecified000138075WI
Medicaid3076200WI
Other28253WI · Touchpoint
OtherA02401WI · Cigna
Other20021WI · Network Health

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Karl C Larson 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.

PECOS PAC ID1153462361
PECOS Enrollment IDI20100111000375
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Aspirus Rhinelander Hospital

Acute Care Hospitals · Rhinelander, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520019
Location2251 North Shore DrRhinelander, WI 54501 · Oneida County
Emergency services Birthing friendly

Aspirus Wausau Hospital

Acute Care Hospitals · Wausau, WI
4/5 CMS rating
OwnershipProprietary
CMS Certification Number520030
Location333 Pine Ridge BlvdWausau, WI 54401 · Marathon County
Emergency services Birthing friendly

Howard Young Medical Center

Acute Care Hospitals · Woodruff, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number520091
Location240 Maple StWoodruff, WI 54568 · Vilas County
Emergency services

Aspirus Eagle River Hospital

Critical Access Hospitals · Eagle River, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521300
Location201 Hospital RoadEagle River, WI 54521 · Vilas County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54901 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

84.56/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality89.8
Promoting Interoperability100
Improvement Activities40
Cost58.73

Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Specialist/Technologist (Athletic Trainer)
2725 JACKSON ST
OSHKOSH, WI 54901
Family Medicine
2725 JACKSON ST
OSHKOSH, WI 54901
Specialist/Technologist (Athletic Trainer)
2725 JACKSON ST
OSHKOSH, WI 54901
Clinic/Center (Multi-Specialty)
2725 JACKSON ST
OSHKOSH, WI 54901
Specialist/Technologist (Athletic Trainer)
2725 JACKSON ST
OSHKOSH, WI 54901
Family Medicine
2725 JACKSON ST
OSHKOSH, WI 54901
Family Medicine
2725 JACKSON ST
OSHKOSH, WI 54901
Specialist/Technologist (Athletic Trainer)
2725 JACKSON ST
OSHKOSH, WI 54901

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 Karl Larson's NPI number?

The NPI number for Karl Larson is 1063528529. It was assigned to this individual provider in the NPPES registry on August 21, 2006.

Where is Karl Larson located?

Karl Larson practices at 2725 Jackson St, Oshkosh, WI 54901. The listed phone number is (920) 223-7500.

What is Karl Larson's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Karl Larson enrolled in Medicare?

Yes. Karl Larson 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.

What insurance does Karl Larson accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, HealthPartners and Security Health Plan list Karl Larson 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 Karl Larson affiliated with any hospitals?

According to CMS data, Karl Larson is affiliated with Aspirus Rhinelander Hospital, Aspirus Wausau Hospital, Howard Young Medical Center and Aspirus Eagle River Hospital.

When was this NPI record last updated?

The NPPES record for Karl Larson was last updated on December 17, 2009. NPI Profile syncs with the weekly NPPES data releases published by CMS.