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DR. THADDEUS R CYBULSKI MD, PHD
NPI 1841646676
Internal Medicine - Pulmonary Disease in Chicago, IL

Active since May 11, 2016PECOS EnrolledAccepts Medicare Assignment
675 N SAINT CLAIR ST STE 18-200, CHICAGO, IL 60611(312) 695-8630(312) 695-2857 Get Directions Write a Review

NPPES record last updated: August 19, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 23, 2025, May 20, 2019, May 11, 2016 (3 updates tracked since 2016).

About Dr. Thaddeus R Cybulski Md, Phd NPPES

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

DR. THADDEUS R CYBULSKI MD, PHD (NPI 1841646676) is an individual pulmonary disease provider in Chicago, Illinois, licensed in Illinois (036159529) and active in the NPI registry since May 2016. He is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Central Dupage Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1841646676
Entity TypeIndividualMale
Primary Taxonomy207RP1001X
Provider Legal NameDR. THADDEUS R CYBULSKICredential: MD, PHD
Location Address675 N SAINT CLAIR ST STE 18-200Chicago, IL 60611-5929
Mailing Address251 E Huron StChicago, IL 60611-3055 · (312) 926-2000
Phone(312) 695-8630
Fax(312) 695-2857
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2019
Enumeration DateMay 11, 2016
Last NPPES UpdateAugust 19, 20253 updates tracked since enumeration
NPPES CertifiedAugust 19, 2025
✔ NPI 1841646676 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Pulmonary DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RP1001X
License✔ Licensed in IL · 036159529
Definition
An internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex disorders of the lungs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 125.073663 (IL)
675 N SAINT CLAIR ST STE 18-200, Chicago, IL 60611
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Secondary Practice Locations 2

Location 1240 E Huron St, Suite 1-200Chicago, IL 60611-2909 · Phone (312) 503-7975
Location 2251 E Huron StChicago, IL 60611-3055 · Phone (312) 926-2000

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. Thaddeus R Cybulski 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 ID3971837733
PECOS Enrollment IDI20250603000962
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.

Hospital Affiliations CMS Care Compare 2

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

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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.

JENNIFER EISENBERG APRN, CNP
Nurse Practitioner
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630
KAMARI OSITELU MD
Internal Medicine
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630
JENNY JIA MD
Internal Medicine
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630
ANESSA ANAND
Pharmacist
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630
DR. CHITHRA PERUMALSWAMI M.D.
Internal Medicine
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-4899
ELIANA GELLER
Internal Medicine (Geriatric Medicine)
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630
MADISON JANE KAISER PA-C
Physician Assistant
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630
DR. LENORE FITZSIMMONS SOGLIN MD
Internal Medicine
675 N SAINT CLAIR ST STE 18-200
CHICAGO, IL 60611
Cook County (312) 695-8630

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 Thaddeus Cybulski's NPI number?

The NPI number for Thaddeus Cybulski is 1841646676. It was assigned to this individual provider in the NPPES registry on May 11, 2016.

Where is Thaddeus Cybulski located?

Thaddeus Cybulski practices at 675 N Saint Clair St Ste 18-200, Chicago, IL 60611. The listed phone number is (312) 695-8630.

What is Thaddeus Cybulski's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.

Is Thaddeus Cybulski enrolled in Medicare?

Yes. Thaddeus Cybulski 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.

Is Thaddeus Cybulski affiliated with any hospitals?

According to CMS data, Thaddeus Cybulski is affiliated with Northwestern Medicine Central Dupage Hospital and Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Thaddeus Cybulski was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.