DR. WILLIAM S HULESCH MD
NPI 1699744920
Family Medicine in Downers Grove, IL

Active since March 17, 2006PECOS EnrolledAccepts Medicare Assignment
4900 MAIN ST, DOWNERS GROVE, IL 60515(630) 963-5440(630) 963-2989 Get Directions Write a Review

NPPES record last updated: April 10, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Apr 10, 2025, Apr 22, 2022 (2 updates tracked since 2022).

About Dr. William S Hulesch Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. WILLIAM S HULESCH MD (NPI 1699744920) is an individual family medicine provider in Downers Grove, Illinois, licensed in Illinois (036047430) and active in the NPI registry since March 2006. He is enrolled in Medicare PECOS, is affiliated with Adventist Hinsdale Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (1972).

NPPES Registry Identity

NPI1699744920
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. WILLIAM S HULESCHCredential: MD
Location Address4900 MAIN STDowners Grove, IL 60515-3611
Mailing Address29373 Network PlChicago, IL 60673-1293
Fax(630) 963-2989
Sole ProprietorNo
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1972
Enumeration DateMarch 17, 2006
Last NPPES UpdateApril 10, 20252 updates tracked since enumeration
NPPES CertifiedApril 10, 2025
NPI 1699744920 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in IL · 036047430
Definition

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

4900 MAIN ST, Downers Grove, IL 60515

Other Identifiers 1

Medicaid03647430IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. William S Hulesch Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9436140779
PECOS Enrollment IDI20100528000460
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 18

Services this provider delivered to Medicare fee-for-service patients, from the 2024 & 2026 CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, denosumab, 1 mg J0897
Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.
1,020 services11 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
564 services406 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
383 services308 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
330 services330 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
284 services245 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
101 services101 patients

Hospital Affiliations CMS Care Compare 4

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Adventist Hinsdale Hospital

Acute Care Hospitals · Hinsdale, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140122
Location120 North Oak StHinsdale, IL 60521 · Du Page County
Emergency services Birthing friendly

Advocate Illinois Masonic Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140182
Location836 West Wellington AvenueChicago, IL 60657 · Cook County
Emergency services Birthing friendly

Loyola University Medical Center

Acute Care Hospitals · Maywood, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140276
Location2160 S 1st AvenueMaywood, IL 60153 · Cook County
Emergency services Birthing friendly

Advocate Good Samaritan Hospital

Acute Care Hospitals · Downers Grove, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140288
Location3815 Highland AvenueDowners Grove, IL 60515 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60515 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$93.02 typical visit price
range $59.81 – $181.38
Typical copayment $23.25 (range $14.95 – $45.34)
Most-billed visit code 99203
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 11

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
24 suppliers70 claims187 services$6.07 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
23 suppliers53 claims70 services$1.09 avg. paid by Medicare
Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
8 suppliers28 claims28 services$31.59 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
3 suppliers13 claims13 services$64.25 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
3 suppliers13 claims33 services$25.01 avg. paid by Medicare
Pillow for use on nasal cannula type interface, replacement only, pair A7033
DME-Other DME · category DE001N
6 suppliers11 claims57 services$12.17 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 9

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Family Medicine
4900 MAIN ST
DOWNERS GROVE, IL 60515
Family Medicine
4900 MAIN ST
DOWNERS GROVE, IL 60515
Dietitian, Registered
4900 MAIN ST
DOWNERS GROVE, IL 60515
Physician Assistant
4900 MAIN ST
DOWNERS GROVE, IL 60515
Surgery
4900 MAIN ST
DOWNERS GROVE, IL 60515
Family Medicine
4900 MAIN ST
DOWNERS GROVE, IL 60515
Family Medicine
4900 MAIN ST
DOWNERS GROVE, IL 60515
Physician Assistant
4900 MAIN ST
DOWNERS GROVE, IL 60515

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699744920, enumerated as an "individual" on March 17, 2006.

The provider is located at 4900 MAIN ST DOWNERS GROVE, IL 60515 and the phone number is (630) 963-5440.

Family Medicine with taxonomy code 207Q00000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.

William Hulesch is affiliated with: ADVENTIST HINSDALE HOSPITAL, ADVOCATE ILLINOIS MASONIC MEDICAL CENTER, LOYOLA UNIVERSITY MEDICAL CENTER and ADVOCATE GOOD SAMARITAN HOSPITAL.