1. Home
  2. Directory
  3. Illinois
  4. Aurora
  5. Psychiatry Neurology
  6. NPI Profile

DR. MUHAMMAD Y SIDDIQ MD
NPI 1134140551
Psychiatry & Neurology - Neurology in Aurora, IL

Active since July 21, 2006PECOS EnrolledAccepts Medicare Assignment
99.66/100
CMS Quality Rating
4075 FOX VALLEY CENTER DR STE 3, AURORA, IL 60504(630) 553-2545(630) 385-2229 Get Directions Write a Review

NPPES record last updated: November 23, 2021. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Muhammad Y Siddiq Md NPPES

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

DR. MUHAMMAD Y SIDDIQ MD (NPI 1134140551) is an individual neurology provider in Aurora, Illinois, licensed in Illinois (036098263) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Copley Memorial Hospital, and is a graduate of Other (1990).

NPPES Registry Identity

NPI1134140551
Entity TypeIndividualMale
Primary Taxonomy2084N0400X
Provider Legal NameDR. MUHAMMAD Y SIDDIQCredential: MD
Location Address4075 FOX VALLEY CENTER DR STE 3Aurora, IL 60504-4108
Mailing Address4075 Fox Valley Center Dr Ste 3Aurora, IL 60504-4108 · (630) 553-2545 · Fax (630) 385-2229
Phone(630) 553-2545
Fax(630) 385-2229
Sole ProprietorYes
Medical School CMSOtherGraduated 1990
Enumeration DateJuly 21, 2006
Last NPPES UpdateNovember 23, 2021
NPPES CertifiedNovember 23, 2021
✔ NPI 1134140551 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in IL · 036098263
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.
4075 FOX VALLEY CENTER DR STE 3, Aurora, IL 60504
Open in Google Maps ↗

Other Identifiers 1

Medicaid036098263IL

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Muhammad Y Siddiq 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 ID345220356
PECOS Enrollment IDI20040721000886
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.

Medicare Billing Reassignment

Medicare enrollment records show Muhammad Siddiq reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Muhammad Y Siddiq Sc
Same address
Neurology
4075 FOX VALLEY CENTER DR, UNIT 3
Aurora, IL 60504
  • Reassigned Medicare billing, Illinois enrollment
  • 2 clinicians in this Medicare group
NPI 1376612630 (630) 978-1111

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 11

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.

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.
204 services91 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
184 services104 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
138 services133 patients
Measurement of brain wave activity (eeg), awake and drowsy 95816
Measurement of brain wave activity, also known as an EEG, is a non-invasive test that records electrical patterns in your brain. This procedure is done when you're awake and drowsy to understand how your brain functions during different states of consciousness.
55 services53 patients
Needle measurement of electrical activity in arm or leg muscles, complete study 95886
This procedure, known as an electromyography (EMG), involves inserting a small needle into your arm or leg muscles to measure their electrical activity. This complete study helps diagnose issues with nerves or muscles, providing valuable data for your treatment plan.
55 services29 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
50 services50 patients

Hospital Affiliations CMS Care Compare 3

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

Copley Memorial Hospital

Acute Care Hospitals · Aurora, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140029
Location2000 Ogden AvenueAurora, IL 60504 · Kane County
Emergency services Birthing friendly

Presence Mercy Medical Center

Acute Care Hospitals · Aurora, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140174
Location1325 N Highland AvenueAurora, IL 60506 · Kane County
Emergency services Birthing friendly

Uchicago Medicine Adventhealth Bolingbrook

Acute Care Hospitals · Bolingbrook, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140304
Location500 Remington BoulevardBolingbrook, IL 60440 · Will County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60504 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

99.66/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality95
Improvement Activities40
Cost75.48

Reported Quality Measures

Advance Care Plan
100%346 patients5/55-star benchmark: 100%
Assessment of Cognitive Impairment or Dysfunction for Patients with Parkinson's Disease
100%21 patients5/55-star benchmark: 100%
Assessment of Mood Disorders and Psychosis for Patients with Parkinson's Disease
100%21 patients
Documentation of Current Medications in the Medical Record
100%571 patients5/55-star benchmark: 100%
Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
100%357 patients5/55-star benchmark: 100%
Rehabilitative Therapy Referral for Patients with Parkinson's Disease
100%21 patients
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 8

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

Tubing with integrated heating element for use with positive airway pressure device A4604
DME-Other DME · category DE001N
7 suppliers33 claims33 services$32.64 avg. paid by Medicare
Full face mask used with positive airway pressure device, each A7030
DME-Other DME · category DE001N
8 suppliers36 claims37 services$69.82 avg. paid by Medicare
Face mask interface, replacement for full face mask, each A7031
DME-Other DME · category DE001N
7 suppliers32 claims97 services$26.70 avg. paid by Medicare
Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034
DME-Other DME · category DE001N
6 suppliers13 claims13 services$38.50 avg. paid by Medicare
Headgear used with positive airway pressure device A7035
DME-Other DME · category DE001N
7 suppliers27 claims27 services$14.28 avg. paid by Medicare
Tubing used with positive airway pressure device A7037
DME-Other DME · category DE001N
4 suppliers20 claims20 services$9.07 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 2

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

NANCY NAVARRO
Nurse Practitioner (Family)
4075 FOX VALLEY CENTER DR STE 3
AURORA, IL 60504
Dupage County (630) 553-2545
INSIGHT CHICAGO, INC.
Clinic/Center (Multi-Specialty)
4075 FOX VALLEY CENTER DR STE 3
AURORA, IL 60504
Dupage County (312) 567-2000

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 Muhammad Siddiq's NPI number?

The NPI number for Muhammad Siddiq is 1134140551. It was assigned to this individual provider in the NPPES registry on July 21, 2006.

Where is Muhammad Siddiq located?

Muhammad Siddiq practices at 4075 Fox Valley Center Dr Ste 3, Aurora, IL 60504. The listed phone number is (630) 553-2545.

What is Muhammad Siddiq's specialty?

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

Is Muhammad Siddiq enrolled in Medicare?

Yes. Muhammad Siddiq 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.

Which organization bills Medicare for Muhammad Siddiq's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Muhammad Siddiq reassigns Medicare benefits to Muhammad Y Siddiq Sc (Aurora, IL). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Muhammad Siddiq's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Muhammad Siddiq accept?

Health plans from Ambetter Health list Muhammad Siddiq 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 Muhammad Siddiq affiliated with any hospitals?

According to CMS data, Muhammad Siddiq is affiliated with Copley Memorial Hospital, Presence Mercy Medical Center and Uchicago Medicine Adventhealth Bolingbrook.

When was this NPI record last updated?

The NPPES record for Muhammad Siddiq was last updated on November 23, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.