William Gary Rule, M.D.
William Gary Rule is a Radiation Oncology Radiology specialist based in Phoenix, AZ with over 20 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
William Gary Rule, M.D. has practiced radiology for 20+ years, working in group practice. Trained at Oregon Health Sciences University School of Medicine (class of 2006), he has been practicing for over 20 years. CMS Medicare data shows his patients commonly have high cholesterol, hypertension, and cancer. CMS MIPS quality score: 78.59/100 (2023).
At a glance
- Federal MIPS score higher than 29% of MIPS-scored doctors in Arizona
- Virtual visits available — no app or travel required
Older · 2084dNPPES updated 2020-09-08 · verify NPI on CMS · Verify license at Arizona Medical Board
Contact & Location
Practice Location
5777 E Mayo Blvd Department of Radiation Oncology, Phoenix, AZ 85054-4502
How Does This Doctor Compare?
MIPS Score
202378.59/100
Arizona avg: 77.5 · US avg: 83.6
⚠ Lower than most doctors nationally(-5 pts)
How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Medicare Patients
255
Unique beneficiaries
Standard volumePrescription Recipients
23
Patients prescribed
Prescriptions Written
31
Total claims
Total Medicare drug cost: $342
Percentile rankings compared against 1,247 reporting peers in Arizona.
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Cancer.
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+2%) — a focus area for this doctor
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+1%) — a focus area for this doctor
Diseases involving abnormal cell growth with potential to spread to other body parts
US avg: 20.8%↑ More patients than average (+32%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-4%) — less common here
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↓ Fewer patients than average (-2%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-9%) — less common here
Gradual loss of kidney function over time, often linked to diabetes or hypertension
US avg: 29.6%↓ Fewer patients than average (-5%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-9%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2006
Oregon Health Sciences University School of Medicine
Board certified · Sep 7, 2020
Self-reported via NPPES
20 years in practice
Experienced
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
Taxonomy: 2085R0001X
Education & Training
Oregon Health Sciences University School of Medicine (Class of 2006)
Primary hospital affiliation: Acute Care Hospitals
CMS Certification Number: 100068
View hospital on Medicare Care CompareVirtual Radiation Oncology Care With William Gary Rule
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with William Gary Rule for cholesterol management, blood pressure monitoring, follow-up consultations — no travel to Phoenix required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about William Gary Rule
NPI records show Dr. Rule as active with telehealth listed in Phoenix, AZ. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (480) 301-8000.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact William Gary Rule
Practice Location
5777 E Mayo Blvd Department of Radiation Oncology, Phoenix, AZ 85054-4502
Mailing Address
5777 E Mayo Blvd Department of Radiation Oncology, Phoenix, AZ 85054-4502
This is a provider directory. Contact the office directly to schedule appointments.
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