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KATHERINE ROSE STUDER DMSC, PA-C
NPI 1952017857
Physician Assistant in Chicago, IL

Active since January 25, 2023PECOS Enrolled
125 S WACKER DR STE 300, CHICAGO, IL 60606(617) 505-1520(617) 928-8401 Get Directions Write a Review

NPPES record last updated: March 26, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Mar 26, 2026, Feb 15, 2023, Jan 25, 2023 (3 updates tracked since 2023).

About Katherine Rose Studer Dmsc, Pa-c NPPES

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

KATHERINE ROSE STUDER DMSC, PA-C (NPI 1952017857) is an individual physician assistant in Chicago, Illinois, licensed in Illinois (085009316) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952017857
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameKATHERINE ROSE STUDERCredential: DMSC, PA-C
Location Address125 S WACKER DR STE 300Chicago, IL 60606-4421
Mailing Address109 State St., 5th FlBoston, MA 02109-2906 · (617) 505-1520 · Fax (617) 928-8401
Phone(617) 505-1520
Fax(617) 928-8401
Sole ProprietorNo
Enumeration DateJanuary 25, 2023
Last NPPES UpdateMarch 26, 20263 updates tracked since enumeration
NPPES CertifiedMarch 26, 2026
✔ NPI 1952017857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in IL · 085009316
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
125 S WACKER DR STE 300, Chicago, IL 60606
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Other Names 1

Former Name (1)Katherine Rose Castillo Dmsc, Pa-c

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Katherine Rose Studer Dmsc, Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 60606 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.

FREEDOM CARE OF ILLINOIS LLC
In Home Supportive Care
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (312) 971-2400
ELIZABETH PFAFF YOST PA-C
Physician Assistant
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (617) 505-1520
MR. WARREN STEPHENE HILL JR. NP
Nurse Practitioner (Family)
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (617) 505-1520
SUTTER CHIROPRACTIC AND WELLNESS
Chiropractor
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (312) 258-1338
DELLIAH RENEE ADESANYA LCSW
Social Worker (Clinical)
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (312) 835-7039
PUJA TURAKHIA MD
Family Medicine
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (617) 505-1520
ALYSSA CHRISTINE MENDES KALAMS NP
Nurse Practitioner
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (617) 505-1520
LISA N. BELLANFONTE MD
Internal Medicine
125 S WACKER DR STE 300
CHICAGO, IL 60606
Cook County (617) 505-1520

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 Katherine Studer's NPI number?

The NPI number for Katherine Studer is 1952017857. It was assigned to this individual provider in the NPPES registry on January 25, 2023. The provider is also known as Katherine Rose Castillo Dmsc, Pa-C.

Where is Katherine Studer located?

Katherine Studer practices at 125 S Wacker Dr Ste 300, Chicago, IL 60606. The listed phone number is (617) 505-1520.

What is Katherine Studer's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Katherine Studer enrolled in Medicare?

Yes. Katherine Studer is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Katherine Studer was last updated on March 26, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.