ANDREW L WALKER M.D.
NPI 1518229772
Radiology - Radiation Oncology in Saint Joseph, MO
About Andrew L Walker M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREW L WALKER M.D. (NPI 1518229772) is an individual radiation oncology provider in Saint Joseph, Missouri, licensed in Illinois (036.142912) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with Hiawatha Community Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
Andrew L Walker 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.
Medicare Billing Reassignment
Medicare enrollment records show Andrew Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Joseph, MO 64506
- Reassigned Medicare billing, Missouri enrollment
- 471 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 18
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.
Hiawatha Community Hospital
Critical Access Hospitals · Hiawatha, KSMosaic Life Care At St Joseph
Acute Care Hospitals · Saint Joseph, MOCameron Regional Medical Center
Acute Care Hospitals · Cameron, MOMosaic Medical Center Albany
Critical Access Hospitals · Albany, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 64507 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 Andrew Walker's NPI number?
The NPI number for Andrew Walker is 1518229772. It was assigned to this individual provider in the NPPES registry on June 13, 2012.
Where is Andrew Walker located?
Andrew Walker practices at 902 N Riverside Rd Ste 201, Saint Joseph, MO 64507. The listed phone number is (816) 271-7280.
What is Andrew Walker's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Andrew Walker enrolled in Medicare?
Yes. Andrew Walker 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 organization bills Medicare for Andrew Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrew Walker reassigns Medicare benefits to Heartland Regional Medical Center (Saint Joseph, MO). 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 Andrew Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrew Walker accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 4 other insurers list Andrew Walker 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 Andrew Walker affiliated with any hospitals?
According to CMS data, Andrew Walker is affiliated with Hiawatha Community Hospital, Mosaic Life Care At St Joseph, Cameron Regional Medical Center and Mosaic Medical Center Albany.
When was this NPI record last updated?
The NPPES record for Andrew Walker was last updated on August 7, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.