MICHAEL REZAK MD, PHD
NPI 1003975897
Psychiatry & Neurology - Neurology in Park Ridge, IL

Active since December 07, 2006PECOS EnrolledAccepts Medicare Assignment
1875 DEMPSTER ST STE 625, PARK RIDGE, IL 60068(847) 723-4088(847) 627-8700 Get Directions Write a Review

NPPES record last updated: August 23, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Aug 23, 2024, Mar 31, 2021, Mar 11, 2020 and 1 more (4 updates tracked since 2020).

About Michael Rezak Md, Phd NPPES

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

MICHAEL REZAK MD, PHD (NPI 1003975897) is an individual neurology provider in Park Ridge, Illinois, licensed in Illinois (036073545) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Advocate Sherman Hospital, and maintains a secondary practice location in Hoffman Estates.

NPPES Registry Identity

NPI1003975897
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameMICHAEL REZAKCredential: MD, PHD
Location Address1875 DEMPSTER ST STE 625Park Ridge, IL 60068-1137
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Fax(847) 627-8700
Sole ProprietorNo
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 1985
Enumeration DateDecember 7, 2006
Last NPPES UpdateAugust 23, 20244 updates tracked since enumeration
NPPES CertifiedAugust 23, 2024
NPI 1003975897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
Licenses Licensed in IL · 036073545 Licensed in CT · 28511 Licensed in NY · 296649
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
1875 DEMPSTER ST STE 625, Park Ridge, IL 60068

Secondary Practice Location 1

Location 11555 Barrington Rd Ste 2400Hoffman Estates, IL 60169-1063 · Phone (847) 981-3630

Accepted Insurance

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

Michael Rezak Md, Phd 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 ID4284679069
PECOS Enrollment IDI20050622000673
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 7

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

Injection, onabotulinumtoxina, 1 unit J0585
Onabotulinumtoxina, also known as Botox, is a medication injected into muscles. It's used to treat various conditions by blocking nerve activity in the muscles, causing a temporary reduction in muscle activity. The units refer to the dosage.
7,600 services18 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.
337 services168 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
55 services46 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.
36 services32 patients
Needle measurement of electrical activity in muscle with injection of chemical for paralysis of nerve muscle 95874
This procedure involves a needle that measures the electrical activity in your muscles. A chemical is then injected to temporarily paralyze the nerve muscle. This helps in diagnosing and treating certain muscle or nerve conditions.
26 services13 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
24 services16 patients

Hospital Affiliations CMS Care Compare 5

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

Advocate Sherman Hospital

Acute Care Hospitals · Elgin, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140030
Location1425 North Randall RoadElgin, IL 60123 · Kane County
Emergency services Birthing friendly

Advocate Lutheran General Hospital

Acute Care Hospitals · Park Ridge, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140223
Location1775 Dempster StPark Ridge, IL 60068 · Cook County
Emergency services Birthing friendly

Alexian Brothers Medical Center 1

Acute Care Hospitals · Elk Grove Village, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140258
Location800 Biesterfield RdElk Grove Village, IL 60007 · 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

Advocate Good Shepherd Hospital

Acute Care Hospitals · Barrington, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140291
Location450 West Highway 22Barrington, IL 60010 · Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60068 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
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.

Other Providers at the Same Location NPPES 20

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

Psychiatry & Neurology (Neurology)
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Psychiatry & Neurology (Neurology)
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Psychiatry & Neurology (Neurology)
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Psychiatry & Neurology (Neurology)
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Psychiatry & Neurology (Neurocritical Care)
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Nurse Practitioner
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Psychiatry & Neurology (Neurology)
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068
Nurse Practitioner
1875 DEMPSTER ST STE 625
PARK RIDGE, IL 60068

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Rezak's NPI number?

The NPI number for Michael Rezak is 1003975897. It was assigned to this individual provider in the NPPES registry on December 7, 2006.

Where is Michael Rezak located?

Michael Rezak practices at 1875 Dempster St Ste 625, Park Ridge, IL 60068. The listed phone number is (847) 723-4088.

What is Michael Rezak's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Michael Rezak enrolled in Medicare?

Yes. Michael Rezak is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Michael Rezak accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Michael Rezak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Michael Rezak affiliated with any hospitals?

According to CMS data, Michael Rezak is affiliated with Advocate Sherman Hospital, Advocate Lutheran General Hospital, Alexian Brothers Medical Center 1, Advocate Good Samaritan Hospital and Advocate Good Shepherd Hospital.

When was this NPI record last updated?

The NPPES record for Michael Rezak was last updated on August 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.