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MICHAEL THAYER CHRISTENSEN MD
NPI 1386103661
Radiology - Radiation Oncology in Gilbert, AZ

Active since March 17, 2019PECOS EnrolledAccepts Medicare Assignment
3530 S VAL VISTA DR # C104, GILBERT, AZ 85297(480) 791-1400(480) 791-1409 Get Directions Write a Review

NPPES record last updated: May 21, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 21, 2026, Apr 14, 2026, Jun 2, 2025 and 3 more (6 updates tracked since 2019).

About Michael Thayer Christensen Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MICHAEL THAYER CHRISTENSEN MD (NPI 1386103661) is an individual radiation oncology provider in Gilbert, Arizona, licensed in Nevada (25678) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and is a graduate of University Of Utah School Of Medicine (2019).

NPPES Registry Identity

NPI1386103661
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameMICHAEL THAYER CHRISTENSENCredential: MD
Location Address3530 S VAL VISTA DR # C104Gilbert, AZ 85297-7318
Mailing Address3530 S Val Vista Dr # C104Gilbert, AZ 85297-7318 · (480) 791-1400 · Fax (480) 269-9965
Phone(480) 791-1400
Fax(480) 791-1409
Sole ProprietorNo
Medical School CMSUniversity Of Utah School Of MedicineGraduated 2019
Enumeration DateMarch 17, 2019
Last NPPES UpdateMay 21, 20266 updates tracked since enumeration
NPPES CertifiedMay 21, 2026
✔ NPI 1386103661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
Licenses✔ Licensed in NV · 25678✔ Licensed in AZ · 76667
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
3530 S VAL VISTA DR # C104, Gilbert, AZ 85297
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health.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

Michael Thayer Christensen 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.

PECOS PAC ID3375080799
PECOS Enrollment IDI20250602000475
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Michael Christensen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

City Of Hope Medical Group Of Arizona LLC
37 mi
Medical Oncology
14200 CELEBRATE LIFE WAY
Goodyear, AZ 85338
  • Reassigned Medicare billing, Arizona enrollment
  • 359 clinicians in this Medicare group
NPI 1609026806 (847) 746-4333

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

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.

Radiation treatment management, 5 treatment sessions 77427
Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.
49 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85297 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$168.60 typical visit price
range $55.44 – $168.60
Typical copayment $42.15 (range $13.86 – $42.15)
Most-billed visit code 99205
Established Patient
$69.24 typical visit price
range $17.72 – $137.41
Typical copayment $17.31 (range $4.43 – $34.35)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Michael Christensen's NPI number?

The NPI number for Michael Christensen is 1386103661. It was assigned to this individual provider in the NPPES registry on March 17, 2019.

Where is Michael Christensen located?

Michael Christensen practices at 3530 S Val Vista Dr # C104, Gilbert, AZ 85297. The listed phone number is (480) 791-1400.

What is Michael Christensen's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Michael Christensen enrolled in Medicare?

Yes. Michael Christensen 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 Michael Christensen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Christensen reassigns Medicare benefits to City Of Hope Medical Group Of Arizona LLC (Goodyear, AZ). 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 Michael Christensen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Christensen accept?

Health plans from Ambetter Health and Ambetter from Arizona Complete Health list Michael Christensen 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 Michael Christensen was last updated on May 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months 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.