Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

NABEEL SIDDIQUI MD
NPI 1154702116
Hospitalist in Elmhurst, IL

Active since June 16, 2015PECOS EnrolledAccepts Medicare Assignment
95.01/100
CMS Quality Rating
155 E BRUSH HILL RD, ELMHURST, IL 60126(331) 221-8952 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 6, 2026, Sep 20, 2024, Jan 27, 2023 and 2 more (5 updates tracked since 2021).

About Nabeel Siddiqui Md NPPES

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

NABEEL SIDDIQUI MD (NPI 1154702116) is an individual hospitalist provider in Elmhurst, Illinois, licensed in Illinois (036-146676) and active in the NPI registry since June 2015. He is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Mchenry, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1154702116
Entity TypeIndividualMale
Primary Taxonomy208M00000X
Provider Legal NameNABEEL SIDDIQUICredential: MD
Location Address155 E BRUSH HILL RDElmhurst, IL 60126-5658
Mailing Address2650 Ridge Ave # 1223Evanston, IL 60201-1700
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateJune 16, 2015
Last NPPES UpdateJuly 6, 20265 updates tracked since enumeration
NPPES CertifiedJuly 6, 2026
NPI 1154702116 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in IL · 036-146676
Definition
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 125067480 (IL), 036-146676 (IL)
155 E BRUSH HILL RD, Elmhurst, IL 60126

Secondary Practice Locations 3

Location 12300 N Edward St Ste 3200Decatur, IL 62526-4163 · Phone (217) 876-3660 · Fax (217) 876-3665
Location 2305 W Jackson St, SUITE 200Carbondale, IL 62901-1474 · Phone (618) 536-6621 · Fax (618) 453-1102
Location 34201 W Medical Center DrMcHenry, IL 60050-8409 · Phone (815) 759-4323 · Fax (815) 759-4948

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

Nabeel Siddiqui 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 ID5496068371
PECOS Enrollment IDI20180911000036
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 2

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.

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
274 services264 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.
67 services65 patients

Hospital Affiliations CMS Care Compare 4

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

Northwestern Medicine Mchenry

Acute Care Hospitals · Mchenry, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140116
Location4201 Medical Center DriveMchenry, IL 60050 · Mc Henry County
Emergency services Birthing friendly

Decatur Memorial Hospital

Acute Care Hospitals · Decatur, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140135
Location2300 North Edward StreetDecatur, IL 62526 · Macon County
Emergency services Birthing friendly

Taylorville Memorial Hospital

Critical Access Hospitals · Taylorville, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number141339
Location201 East Pleasant StreetTaylorville, IL 62568 · Christian County
Emergency services

Pana Community Hospital

Critical Access Hospitals · Pana, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141341
Location101 E Ninth StreetPana, IL 62557 · Christian County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60126 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.

95.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.02
Promoting Interoperability100
Improvement Activities40

Reported Quality Measures

Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
22%82 patients1/55-star benchmark: 100%
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

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

Nebulizer, with compressor E0570
DME-Other DME · category DE000N
2 suppliers13 claims13 services$8.07 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 20

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

Emergency Medicine
155 E BRUSH HILL RD
ELMHURST, IL 60126
Radiology (Diagnostic Radiology)
155 E BRUSH HILL RD
ELMHURST, IL 60126
Hospitalist
155 E BRUSH HILL RD
ELMHURST, IL 60126
Emergency Medicine
155 E BRUSH HILL RD
ELMHURST, IL 60126
Emergency Medicine
155 E BRUSH HILL RD
ELMHURST, IL 60126
Hospitalist
155 E BRUSH HILL RD
ELMHURST, IL 60126
Pharmacist
155 E BRUSH HILL RD
ELMHURST, IL 60126
Emergency Medicine
155 E BRUSH HILL RD
ELMHURST, IL 60126

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 Nabeel Siddiqui's NPI number?

The NPI number for Nabeel Siddiqui is 1154702116. It was assigned to this individual provider in the NPPES registry on June 16, 2015.

Where is Nabeel Siddiqui located?

Nabeel Siddiqui practices at 155 E Brush Hill Rd, Elmhurst, IL 60126. The listed phone number is (331) 221-8952.

What is Nabeel Siddiqui's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Nabeel Siddiqui enrolled in Medicare?

Yes. Nabeel Siddiqui 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 Nabeel Siddiqui accept?

Health plans from Molina Healthcare list Nabeel Siddiqui 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 Nabeel Siddiqui affiliated with any hospitals?

According to CMS data, Nabeel Siddiqui is affiliated with Northwestern Medicine Mchenry, Decatur Memorial Hospital, Taylorville Memorial Hospital and Pana Community Hospital.

When was this NPI record last updated?

The NPPES record for Nabeel Siddiqui was last updated on July 6, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.