DR. MATTHEW EDWARD WITEK MD
NPI 1154651727
Radiology - Radiation Oncology in Madison, WI
About Dr. Matthew Edward Witek Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MATTHEW EDWARD WITEK MD (NPI 1154651727) is an individual radiation oncology provider in Madison, Wisconsin, licensed in Wisconsin (62371) and active in the NPI registry since January 2010. He is enrolled in Medicare PECOS and is a graduate of Other (2009).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Matthew Edward Witek 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
4Medicare enrollment records show Matthew Witek reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Washington, DC 20007
- Reassigned Medicare billing, District of Columbia enrollment
- 861 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 53 clinicians in this Medicare group
Baltimore, MD 21201
- Reassigned Medicare billing, Maryland enrollment
- 61 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 13
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 53703 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.
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 Matthew Witek's NPI number?
The NPI number for Matthew Witek is 1154651727. It was assigned to this individual provider in the NPPES registry on January 5, 2010.
Where is Matthew Witek located?
Matthew Witek practices at 309 W Johnson St Apt 714, Madison, WI 53703. The listed phone number is (215) 806-4460.
What is Matthew Witek's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Matthew Witek enrolled in Medicare?
Yes. Matthew Witek 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 Matthew Witek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Matthew Witek reassigns Medicare benefits to 4 organizations: Medstar Medical Group II LLC (Washington, DC), Mgmc LLC (Washington, DC), Maryland Proton Treatment Center, LLC (Baltimore, MD) and University Of Maryland Radiation Oncology Associates PA (Baltimore, MD). 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 Matthew Witek'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 Matthew Witek was last updated on December 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Matthew Edward Witek, MD · NPI 1154651727
Radiation Oncology physician in Madison, Wisconsin. Individual provider, active in the CMS NPPES registry since January 5, 2010.
## Identity
- **NPI:** 1154651727 (Entity type: Individual)
- **Enumerated:** January 5, 2010
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** 62371 (Wisconsin)
- **Sole proprietor:** No
## Practice location
- **Address:** 309 W JOHNSON ST APT 714, Madison, WI 53703-3553
- **Phone:** (215) 806-4460
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group II LLC (NPI 1205562816, Washington, DC); Mgmc LLC (NPI 1316949654, Washington, DC); Maryland Proton Treatment Center, LLC (NPI 1255742375, Baltimore, MD); University Of Maryland Radiation Oncology Associates PA (NPI 1780637272, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2009
## Record status
- **NPPES last updated:** December 16, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1154651727) · Data from the CMS NPPES public registry.