DR. COLLEEN A LAWTON MD
NPI 1669423596
Radiology - Radiation Oncology in Milwaukee, WI
About Dr. Colleen A Lawton Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. COLLEEN A LAWTON MD (NPI 1669423596) is an individual radiation oncology provider in Milwaukee, Wisconsin, licensed in Wisconsin (25975) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in West Bend.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Location 1
Other Identifiers 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Colleen A Lawton Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Colleen Lawton reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Milwaukee, WI 53226
- Reassigned Medicare billing, Wisconsin enrollment
- 3,983 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.
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.
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, WI 53226
MILWAUKEE, 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 Colleen Lawton's NPI number?
The NPI number for Colleen Lawton is 1669423596. It was assigned to this individual provider in the NPPES registry on May 15, 2006. The provider is also known as Dr. Colleen Fotsch Lawton.
Where is Colleen Lawton located?
Colleen Lawton practices at 9200 W Wisconsin Ave Department Of Radiation Oncology, Milwaukee, WI 53226. The listed phone number is (414) 805-4400.
What is Colleen Lawton's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Colleen Lawton enrolled in Medicare?
Yes. Colleen Lawton is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Colleen Lawton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Colleen Lawton reassigns Medicare benefits to The Medical College Of Wisconsin, Inc. (Milwaukee, WI). The 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 Colleen Lawton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Colleen Lawton was last updated on April 7, 2023. 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.
# Dr. Colleen A Lawton, MD · NPI 1669423596
Radiation Oncology physician in Milwaukee, Wisconsin. Individual provider, active in the CMS NPPES registry since May 15, 2006.
## Identity
- **NPI:** 1669423596 (Entity type: Individual)
- **Enumerated:** May 15, 2006
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** 25975 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 9200 W WISCONSIN AVE, DEPARTMENT OF RADIATION ONCOLOGY, Milwaukee, WI 53226-3522
- **Phone:** (414) 805-4400 · **Fax:** (414) 805-4369
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** The Medical College Of Wisconsin, Inc. (NPI 1699720086, Milwaukee, WI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 7, 2023
- **Other identifiers:** Other 002000124D; Medicaid 1669423596 (WI)
---
Source: [NPI Profile](https://npiprofile.com/npi/1669423596) · Data from the CMS NPPES public registry.