Howard O'Neil
M.D.Explore health coverage in IL
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A simple overview of this provider's main area of care.
Care Category
Other Health Services
Provider Type
Radiology
Primary Specialty
Diagnostic Radiology
Registry identifiers, classification, and the primary practice record.
- NPI Number
- 1194701730
- Provider Type
- Individual Practitioner
- Gender
- Male
- NPI Record Status
- Active NPI record
- Credential
- M.D.
- Primary Specialty
- Radiology - Diagnostic Radiology
- Specialty Registry Code
- 2085R0202X
- Primary Practice Address
- 3815 Highland AVE, Radiology Department
- City, State ZIP
- Downers Grove, IL 60515
- Practice Phone
- (630) 275-5900
- Record Updated
- July 15, 2026
- Source
- NPPES NPI Registry
Public registry data is a starting point. Confirm these details directly before a visit.
- Whether the provider is accepting new patients
- Your exact plan and network participation
- Current hours, telehealth, and accessibility
- Referral or prior-authorization requirements
Howard O'Neil is listed in the National Provider Identifier registry as a radiology - diagnostic radiology provider in Downers Grove, IL.
The public record lists a practice address at 3815 Highland AVE, Radiology Department, Downers Grove, IL 60515. Call (630) 275-5900 to confirm current scheduling details, or use the directions link above to locate the office.
If you plan to see this provider, confirm that the practice accepts your exact plan and participates in the applicable network before scheduling. Coverage details vary by plan, and our coverage flow can connect you with plan information in IL.
This public record was updated on July 15, 2026. Provider information can change between registry updates, so please confirm details directly with the practice before scheduling.
Howard O'Neil
3815 Highland AVE, Radiology Department, Downers Grove, IL 60515
General guidance about radiology - diagnostic radiology care in Downers Grove, IL; it does not confirm services offered by this provider.
What a Radiology - Diagnostic Radiology provider does
Healthcare providers diagnose, treat, and help prevent illness and injury. They work with patients to manage ongoing conditions, interpret test results, prescribe medications when appropriate, and coordinate care with other specialists. Most providers accept both insured and self-pay patients, and many offer telehealth visits for routine concerns.
Common conditions treated
Common conditions evaluated include high blood pressure, diabetes, respiratory infections, allergies, skin conditions, digestive complaints, headaches, and musculoskeletal pain. Providers also handle preventive screenings and routine lab work.
Common reasons to schedule a visit
Common reasons to schedule a visit include annual checkups, new or worsening symptoms, medication refills, lab work, preventive screenings, chronic condition management, and second opinions.
What to expect during a visit
During a typical visit, the provider will review your medical history, ask about current concerns, perform a relevant examination, and recommend next steps such as lifestyle changes, prescriptions, additional testing, or specialist referrals. Bring a list of current medications, recent test results, and questions you would like answered.
Insurance coverage considerations
Most major insurance plans cover preventive care and medically necessary visits, but copays, deductibles, and network restrictions vary. Contact your insurance carrier or use our quote tool to confirm a provider is in-network before scheduling.
How to choose the right radiology - diagnostic radiology provider in Downers Grove
When choosing a healthcare provider, look for board certification, convenient location and hours, accepted insurance plans, and a communication style that fits your preferences. Patient reviews and hospital affiliations can also help you make a confident decision.
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Insurance acceptance not listed
The public NPI registry does not include insurance acceptance data. Contact the office directly to ask if they accept your insurance plan. You can also explore coverage options in IL, then verify network participation directly.
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Common questions about Howard O'Neil in Downers Grove, IL.
How do I make an appointment with Howard O'Neil?
Call Howard O'Neil directly at the Downers Grove office to ask about appointments.
Does Howard O'Neil accept insurance?
Provider insurance information is not included in the public NPI registry data that powers this directory. Contact the office directly to ask whether they accept your specific insurance plan. You can also explore health coverage options in IL.
What are the office hours for Howard O'Neil in Downers Grove?
Office hours for Howard O'Neil in Downers Grove are not currently published. Call the practice directly to confirm hours before your visit.
Is parking available at Howard O'Neil's Downers Grove location?
Parking and accessibility information is not included in the public NPI record. Call Howard O'Neil in Downers Grove before visiting to ask about parking, entrances, elevators, and other accommodations.
Does Howard O'Neil accept walk-in appointments?
Walk-in availability is not listed in this profile. Call Howard O'Neil before visiting to confirm same-day availability.
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Claim ProfileData is sourced from publicly available records. Public records do not confirm active license status, quality of care, insurance acceptance, or network participation. Please verify details directly with the provider before scheduling. Record updated July 15, 2026.