CHRISTINE M LARSON APNP FNP-BC
NPI 1740566223
Nurse Practitioner - Family in Wauwatosa, WI
About Christine M Larson Apnp Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHRISTINE M LARSON APNP FNP-BC (NPI 1740566223) is an individual family provider in Wauwatosa, Wisconsin, licensed in Wisconsin (4607-33) and active in the NPI registry since October 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
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
Christine M Larson Apnp Fnp-bc 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
2Medicare enrollment records show Christine Larson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Waukesha, WI 53186
- Reassigned Medicare billing, Wisconsin enrollment
- 191 clinicians in this Medicare group
Waukesha, WI 53188
- Reassigned Medicare billing, Wisconsin enrollment
- 141 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53226 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
MILWAUKEE, WI 53226
WAUWATOSA, WI 53226
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 Christine Larson's NPI number?
The NPI number for Christine Larson is 1740566223. It was assigned to this individual provider in the NPPES registry on October 27, 2011.
Where is Christine Larson located?
Christine Larson practices at 10701 W Research Dr, Wauwatosa, WI 53226. The listed phone number is (262) 345-5343.
What is Christine Larson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Christine Larson enrolled in Medicare?
Yes. Christine 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.
Which organizations bill Medicare for Christine Larson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christine Larson reassigns Medicare benefits to 2 organizations: Oak Medical Sc (Waukesha, WI) and Maple Medical Sc (Waukesha, 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 Christine Larson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Christine Larson accept?
Health plans from CareSource (Common Ground Healthcare), Security Health Plan and UnitedHealthcare list Christine 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.
When was this NPI record last updated?
The NPPES record for Christine Larson was last updated on April 6, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Christine M Larson, APNP FNP-BC · NPI 1740566223
Family physician in Wauwatosa, Wisconsin. Individual provider, active in the CMS NPPES registry since October 27, 2011.
## Identity
- **NPI:** 1740566223 (Entity type: Individual)
- **Enumerated:** October 27, 2011
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 4607-33 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 10701 W RESEARCH DR, Wauwatosa, WI 53226-3452
- **Phone:** (262) 345-5343 · **Fax:** (262) 438-1327
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Oak Medical Sc (NPI 1669910345, Waukesha, WI); Maple Medical Sc (NPI 1487152104, Waukesha, WI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** April 6, 2015
- **Other identifiers:** Other 2011006035 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1740566223) · Data from the CMS NPPES public registry.