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Healthcare Providers & Facilities in Wheaton, IL

Public healthcare directory of 2,472 individual practitioners and 437 healthcare facilities located in Wheaton, Illinois.

2,472 Practitioners
437 Facilities
128 Specialties

Medical Specialties in Wheaton

Select a specialty to view practitioner listings, practice locations, and qualifications.

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All Specialties in Wheaton

Specialties with enough public records for a comparison with U.S. figures, besides those named above, plus the 60 largest of 110 more with at least one listed practitioner. Number of practitioners in brackets.

Chiropractic Providers

Dietary & Nutritional Service Providers

Nursing Service Related Providers

Podiatric Medicine & Surgery Service Providers

Speech, Language and Hearing Service Providers

Featured Healthcare Providers in Wheaton

Practitioner profiles in Wheaton, IL with recent CMS Medicare or Open Payments data.

Dr. Donna Amstutz , PhD

Psychologist - Clinical

610 W Roosevelt Rd, Wheaton, IL
Phone: 6305109225
NPI 1124187588

Dr. Jay Seymour , MD

Family Medicine

Medicare Accepted
7 Blanchard Cir, Wheaton, IL
Phone: 6305109009
NPI 1174545669

Dr. Saaquib Bakhsh , MD

Ophthalmology - Retina Specialist

Medicare Accepted
2015 N Main St, Wheaton, IL
Phone: 6306688250
NPI 1457871402

Dr. Richard Leitzen , DPM

Podiatrist - Foot & Ankle Surgery

Medicare Accepted
705 Warrenville Rd, Wheaton, IL
Phone: 6306688277
NPI 1902051840

Dr. Jill Castline , DDS

Dentist

200 E Willow Ave, Wheaton, IL
Phone: 6306530828
NPI 1134261118

Dr. Katherine Hyon , MD

Obstetrics & Gynecology

Medicare Accepted
1800 N Main St Ste 100, Wheaton, IL
Phone: 6306534240
NPI 1063803476

Largest Cities in Illinois

Other Illinois cities with a full directory, by the number of active practitioners listed in NPPES.

How Wheaton compares with the U.S.

Compared with the U.S. as a whole, Wheaton has more clinicians in Physical Medicine & Rehabilitation (12.4x), clinicians in Ophthalmology (5.8x) and clinicians in Psychologist - Clinical (5.7x) per 100,000 residents.

It has fewer clinicians in Nurse Practitioner - Family (45% of the U.S. rate) per 100,000 residents.

Wheaton has 4,616 active clinicians per 100,000 residents, compared with 2,198 for the U.S.

What these numbers mean

Clinicians per 100,000 residents compares places of different sizes. We count active clinicians who list a practice address in the area in the federal NPI registry (NPPES) and divide by the number of people who live there, according to the U.S. Census Bureau. The U.S. rate is the same calculation for the whole country.

A higher number does not mean it is easier to get an appointment, that wait times are shorter, or that care is better. It also does not show how many clinicians are accepting new patients or which insurance plans they take. A lower number does not by itself mean there is a shortage.

City counts use the city name in each clinician's practice address. That postal city can cover a larger or smaller area than the city limits the Census Bureau uses for population, and many clinicians list only one address even if they work in several places. Cities with hospitals or large medical centers often list more specialists than the number of residents alone would suggest, because patients also come from nearby areas.

93% of clinicians in Wheaton listed in the CMS Medicare file (385 of 415) accept Medicare assignment. That is similar to the Illinois share of 92%.

Only 415 of 2,472 active clinicians in Wheaton appear in the CMS Medicare file, so this share describes that smaller group.

What is Medicare assignment?

A clinician who accepts Medicare assignment agrees to take the Medicare-approved amount as full payment for services that Original Medicare covers. You usually still pay your deductible and coinsurance. This comes from the CMS Doctors and Clinicians file and applies to Original Medicare only. Medicare Advantage plans have their own provider networks. It does not show whether a clinician is taking new patients.

Some clinicians are listed as "may accept assignment," which means they can decide case by case. Clinicians without an assignment flag, or who are not in the CMS file, are not counted as accepting assignment. That does not mean they refuse Medicare. Ask the office before your visit.

35% of clinicians in Wheaton listed in the CMS Medicare file (145 of 415) have a CMS telehealth indicator, meaning their recent Medicare claims include telehealth services. That is higher than the Illinois share of 20%.

About the telehealth indicator

The telehealth indicator comes from CMS. It marks clinicians whose recent paid Medicare claims include services delivered by telehealth. It means a clinician has provided some services by telehealth, not that every visit can be done online. A clinician without the indicator may still offer telehealth, for example to patients who are not on Medicare. Ask the office which visits can be done by video or phone.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026. Medicare assignment and telehealth indicators: CMS Doctors and Clinicians National Downloadable File. Population: U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates, Table B01003 (Total Population).

Wheaton CMS Healthcare & Financial Disclosures

CMS Part D Prescribers (2024), Open Payments (program year 2025), Medicare (PECOS) enrollment and Part B (2024) data for Wheaton, IL

Source: CMS public datasets

Healthcare operations in Wheaton, IL encompass 2,472 active individual practitioners and 437 registered medical facilities across 128 clinical specialties.

According to CMS Medicare Part D analytics for 2024, prescription drug volume in Wheaton accounts for $28.8 Million across 329,414 prescription claims. 584 local practitioners have a Medicare (PECOS) enrollment record. Open Payments data for program year 2025 list $0.1 Million in payments reported by companies to 208 local practitioners; a reported payment does not necessarily mean the financial relationship is improper.

Medicare Part D Prescriptions (2024) $28.8M 329,414 Prescription Claims Source: data.cms.gov
Open Payments Sunshine Act (2025) $0.1M 208 Recipients Disclosed A reported payment does not necessarily mean the financial relationship is improper. Source: openpaymentsdata.cms.gov
Medicare (PECOS) Enrollment 584 Enrolled Medicare Practitioners Source: data.cms.gov
Medicare Part B Allowed Volume (2024) $46.2M 612,096 Services Performed Source: data.cms.gov

CMS PECOS: Eligible to Order or Refer for Medicare in Wheaton

Part B Lab & Imaging Eligible: 443
Durable Medical Equipment (DME): 461
Home Health Agency (HHA): 304
Source: CMS Order and Referring