MARGARET WALKER PA-C
NPI 1174380380
Physician Assistant in Chicago, IL

Active since March 04, 2024PECOS EnrolledAccepts Medicare Assignment
675 N SAINT CLAIR ST STE 19-100, CHICAGO, IL 60611(312) 664-3278(312) 695-5774 Get Directions Write a Review

NPPES record last updated: August 8, 2024. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Aug 8, 2024, Mar 4, 2024 (2 updates tracked since 2024).

About Margaret Walker Pa-c NPPES

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

MARGARET WALKER PA-C (NPI 1174380380) is an individual physician assistant in Chicago, Illinois, licensed in Illinois (085.010314) and active in the NPI registry since March 2024. She is enrolled in Medicare PECOS, is affiliated with Northwestern Memorial Hospital, and is a graduate of Other (2023).

NPPES Registry Identity

NPI1174380380
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameMARGARET WALKERCredential: PA-C
Location Address675 N SAINT CLAIR ST STE 19-100Chicago, IL 60611-5969
Mailing Address675 N Saint Clair St Ste 19-100Chicago, IL 60611-5969 · (312) 664-3278 · Fax (312) 695-5774
Fax(312) 695-5774
Sole ProprietorNo
Medical School CMSOtherGraduated 2023
Enumeration DateMarch 4, 2024
Last NPPES UpdateAugust 8, 20242 updates tracked since enumeration
NPPES CertifiedAugust 8, 2024
NPI 1174380380 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 · 085.010314
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.

675 N SAINT CLAIR ST STE 19-100, Chicago, IL 60611

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

Margaret Walker Pa-c 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 ID7719328517
PECOS Enrollment IDI20240510001531
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

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

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
$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.

Internal Medicine (Interventional Cardiology)
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Physician Assistant
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Internal Medicine (Cardiovascular Disease)
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Nurse Practitioner (Family)
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
CHICAGO, IL 60611
Nurse Practitioner
675 N SAINT CLAIR ST STE 19-100
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 Margaret Walker's NPI number?

The NPI number for Margaret Walker is 1174380380. It was assigned to this individual provider in the NPPES registry on March 4, 2024.

Where is Margaret Walker located?

Margaret Walker practices at 675 N Saint Clair St Ste 19-100, Chicago, IL 60611. The listed phone number is (312) 664-3278.

What is Margaret Walker's specialty?

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

Is Margaret Walker enrolled in Medicare?

Yes. Margaret Walker 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 Margaret Walker affiliated with any hospitals?

According to CMS data, Margaret Walker is affiliated with Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Margaret Walker was last updated on August 8, 2024. NPI Profile syncs with the weekly NPPES data releases published by CMS.