Jason Shaun Day, MD
Vascular Neurology Psychiatry & Neurology
Jason Shaun Day is a Vascular Neurology Psychiatry & Neurology specialist based in Oak Lawn, IL with over 21 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
With over 21 years in psychiatry & neurology, Jason Shaun Day, MD is a long-established vascular neurology psychiatry & neurology specialist in Oak Lawn. Trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 2005), he has been practicing for over 21 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and stroke (per CMS data). CMS MIPS quality score: 100/100 (2023).
At a glance
- Federal MIPS score higher than 99% of MIPS-scored doctors in Illinois
- Virtual visits available — no app or travel required
Older · 125dNPPES updated 2026-01-19 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical
How Does This Doctor Compare?
Based on Medicare data, this doctor scores better than 99% of doctors in Illinois on federal quality measures.
MIPS Score
2023100/100
Illinois avg: 88.6 · US avg: 83.6
✓ Higher than most doctors nationally(+16.4 pts)
Top 1% of MIPS-scored doctors in IllinoisHow the government rates this doctor's Medicare care quality. Scores above 75 are considered good.
Generic Rx
↑ Higher = better50.1%
Illinois avg: 82.9 · US avg: 82.8
⚠ Lower than most doctors nationally(-32.7 pts)
How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
342
Unique beneficiaries
Standard volumePrescription Recipients
98
Patients prescribed
Prescriptions Written
471
Total claims
Total Medicare drug cost: $177k
Percentile rankings compared against 2,844 reporting peers in Illinois.
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 Hypertension, High Cholesterol, and Stroke / TIA.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↑ More patients than average (+5%) — a focus area for this doctor
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↑ More patients than average (+5%) — a focus area for this doctor
Disrupted blood supply to the brain, requiring urgent medical attention
US avg: 13.4%↑ More patients than average (+62%) — a focus area for this doctor
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
US avg: 31.7%↑ More patients than average (+24%) — a focus area for this doctor
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↑ More patients than average (+4%) — a focus area for this doctor
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↑ More patients than average (+14%) — a focus area for this doctor
Conditions affecting emotional state, including depression and bipolar disorder
An irregular, often rapid heartbeat that increases the risk of stroke
US avg: 22%↑ More patients than average (+18%) — a focus area for this doctor
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$6.1k received from industry
16 transactions reported in 2024 ·High tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Jason Shaun Day's NPI.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 2005
University of Kansas School of Medicine
Board certified · Jan 18, 2026
Self-reported via NPPES
21 years in practice
Experienced
Vascular Neurology is a subspecialty in the evaluation, prevention, treatment and recovery from vascular diseases of the nervous system. This subspecialty includes the diagnosis and treatment of vascular events of arterial or venous origin from a large number of causes that affect the brain or spinal cord such as ischemic stroke, intracranial hemorrhage, spinal cord ischemia and spinal cord hemorrhage.
Taxonomy: 2084V0102X
Education & Training
University of Kansas School of Med (Kc/Wich/Sal) (Class of 2005)
Mailing address
29373 Network Pl, Chicago, IL 60673-1293
Differs from practice location
Virtual Vascular Neurology Care With Jason Shaun Day
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Jason Shaun Day for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Oak Lawn 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 Jason Shaun Day
NPI records show Dr. Day as active with telehealth listed in Oak Lawn, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (303) 436-2727.
Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
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Contact Jason Shaun Day
Practice Location
4440 W 95th St, Oak Lawn, IL 60453-2600
Mailing Address
29373 Network Pl, Chicago, IL 60673-1293
This is a provider directory. Contact the office directly to schedule appointments.
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