STEFAN VANDERWEIL M.D.
NPI 1811251465
Dermatology in Chicago, IL

Active since June 28, 2012PECOS EnrolledAccepts Medicare Assignment
676 N SAINT CLAIR ST, ARKES 1600, CHICAGO, IL 60611(312) 695-8106 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2025, Feb 11, 2022 (2 updates tracked since 2022).

About Stefan Vanderweil M.d. NPPES

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

STEFAN VANDERWEIL M.D. (NPI 1811251465) is an individual dermatology provider in Chicago, Illinois, licensed in Illinois (036.140140) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS and is a graduate of University Of Massachusetts Medical School (2012).

NPPES Registry Identity

NPI1811251465
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameSTEFAN VANDERWEILCredential: M.D.
Location Address676 N SAINT CLAIR ST, ARKES 1600Chicago, IL 60611-2927
Mailing Address680 N Lake Shore Dr, Suite 1000Chicago, IL 60611-4546 · (312) 695-9797
Sole ProprietorYes
Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 2012
Enumeration DateJune 28, 2012
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
NPI 1811251465 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in IL · 036.140140
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

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

Stefan Vanderweil M.d. 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 ID1759512072
PECOS Enrollment IDI20181127001788
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.

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
$94.06 typical visit price
range $60.08 – $183.39
Typical copayment $23.51 (range $15.02 – $45.84)
Most-billed visit code 99203
Established Patient
$74.80 typical visit price
range $18.97 – $148.12
Typical copayment $18.70 (range $4.74 – $37.03)
Most-billed visit code 99213
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.

Social Worker (Clinical)
676 N SAINT CLAIR ST
CHICAGO, IL 60611
Internal Medicine
676 N SAINT CLAIR ST, SUITE 2300
CHICAGO, IL 60611
Thoracic Surgery (Cardiothoracic Vascular Surgery)
676 N SAINT CLAIR ST, SUITE 650
CHICAGO, IL 60611
Dermatology
676 N SAINT CLAIR ST, SUITE 1600
CHICAGO, IL 60611
Internal Medicine (Medical Oncology)
676 N SAINT CLAIR ST, STE 2140
CHICAGO, IL 60611
Internal Medicine (Gastroenterology)
676 N SAINT CLAIR ST, SUITE 1525
CHICAGO, IL 60611
Obstetrics & Gynecology
676 N SAINT CLAIR ST, #1880
CHICAGO, IL 60611
Internal Medicine (Hematology & Oncology)
676 N SAINT CLAIR ST, SUITE 850
CHICAGO, IL 60611

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 Stefan Vanderweil's NPI number?

The NPI number for Stefan Vanderweil is 1811251465. It was assigned to this individual provider in the NPPES registry on June 28, 2012.

Where is Stefan Vanderweil located?

Stefan Vanderweil practices at 676 N Saint Clair St Arkes 1600, Chicago, IL 60611. The listed phone number is (312) 695-8106.

What is Stefan Vanderweil's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Stefan Vanderweil enrolled in Medicare?

Yes. Stefan Vanderweil 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.

When was this NPI record last updated?

The NPPES record for Stefan Vanderweil was last updated on September 11, 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.