ANDREA JOHNSTON M.D.
NPI 1366897357
Radiology - Radiation Oncology in Oklahoma City, OK
About Andrea Johnston M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ANDREA JOHNSTON M.D. (NPI 1366897357) is an individual radiation oncology provider in Oklahoma City, Oklahoma, licensed in Oklahoma (32428) and active in the NPI registry since April 2016. She is enrolled in Medicare PECOS, is affiliated with Norman Regional, and maintains a secondary practice location in Tulsa.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Andrea Johnston 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 Reassignments
2Medicare enrollment records show Andrea Johnston reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oklahoma City, OK 73104
- Reassigned Medicare billing, Oklahoma enrollment
- 1,795 clinicians in this Medicare group
Jamestown, TN 38556
- Reassigned Medicare billing, Tennessee enrollment
- 832 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 19
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Norman Regional
Acute Care Hospitals · Norman, OKComanche County Memorial Hospital
Acute Care Hospitals · Lawton, OKO U Medical Center
Acute Care Hospitals · Oklahoma City, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73104 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
OKLAHOMA CITY, OK 73104
OKLAHOMA CITY, OK 73104
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 Andrea Johnston's NPI number?
The NPI number for Andrea Johnston is 1366897357. It was assigned to this individual provider in the NPPES registry on April 27, 2016.
Where is Andrea Johnston located?
Andrea Johnston practices at 800 NE 10th St # L100, Oklahoma City, OK 73104. The listed phone number is (405) 271-3016.
What is Andrea Johnston's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Andrea Johnston enrolled in Medicare?
Yes. Andrea Johnston 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 Andrea Johnston's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrea Johnston reassigns Medicare benefits to 2 organizations: Ou Health Partners, Inc (Oklahoma City, OK) and University Health System, Inc (Jamestown, TN). 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 Andrea Johnston's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Andrea Johnston accept?
Health plans from Blue Cross and Blue Shield of Oklahoma, Cigna Healthcare, Mending Health, Oscar Insurance Company and UnitedHealthcare list Andrea Johnston 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 Andrea Johnston affiliated with any hospitals?
According to CMS data, Andrea Johnston is affiliated with Norman Regional, Comanche County Memorial Hospital and O U Medical Center.
When was this NPI record last updated?
The NPPES record for Andrea Johnston was last updated on June 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.