Don Cassidy Arnold, M.D.

Urology

Don Cassidy Arnold is an Urology specialist based in Herrin, IL with over 21 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(618) 988-6240Herrin, IL
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Don Cassidy Arnold, M.D. has been part of the Herrin medical community since 2008 in group practice. He graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2005 and has 21+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and arthritis (per CMS claims data).

At a glance

  • Prescribes opioids less than 19% of reporting doctors in Illinois
  • Uses generic medications more than 78% of reporting doctors in Illinois
  • Virtual visits available — no app or travel required
1 of 199 Urology providers in ILSee all Urology in Herrin21+ years experienceNPI since 2008

Older · 1716dNPPES updated 2021-09-10 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical

Contact & Location

Practice Location

220 S Park Ave Fl 2, Herrin, IL 62948

Fax: (618) 351-4814
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

4.75%

Illinois avg: 4.5 · US avg: 5.1

Higher than most doctors nationally(-0.3 pts)

4.75% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

92.7%

Illinois avg: 82.9 · US avg: 82.8

Higher than most doctors nationally(+9.9 pts)

Better than 78% of reporting doctors in Illinois

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

596

Unique beneficiaries

High volume

Prescription Recipients

357

Patients prescribed

Prescriptions Written

948

Total claims

Total Medicare drug cost: $54k

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.

Patient Condition Panel

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 Arthritis.

Hypertension
Higher than avg (+5%)75%

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

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%
Diabetes
Higher than avg (+3%)37%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+3%) — a focus area for this doctor

Ischemic Heart Disease
Higher than avg (+4%)36%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↑ More patients than average (+4%) — a focus area for this doctor

Cancer
Higher than avg (+15%)36%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+15%) — a focus area for this doctor

Chronic Kidney Disease
Higher than avg (+2%)32%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↑ More patients than average (+2%) — a focus area for this doctor

Anxiety Disorders
Lower than avg (-3%)31%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-3%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$20.7k received from industry

34 transactions reported in 2024 ·High tier

View on CMS Open Payments →

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 Don Cassidy Arnold's NPI.

Patient Reviews

No patient reviews yet. If you've seen Don Cassidy Arnold, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2005

    University of Illinois College of Medicine

  2. Board certified · Sep 9, 2021

    Self-reported via NPPES

  3. 21 years in practice

    Experienced

UrologyAllopathic & Osteopathic Physicians

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

Taxonomy: 208800000X

Education & Training

University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (Class of 2005)

Practice Footprint

Mailing address

Po Box 3988, Carbondale, IL 62902-3988

Differs from practice location

Virtual Urology Care With Don Cassidy Arnold

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Don Cassidy Arnold for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Herrin 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 Don Cassidy Arnold

NPI records show Dr. Arnold as active with telehealth listed in Herrin, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (618) 988-6240.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

Claim Profile

Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

Related Providers

Urology in Illinois

See all