Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARY KATHERINE KNIGHT AGACNP
NPI 1336090141
Nurse Practitioner in Chicago, IL

Q: What is Mary Knight's NPI number?

The NPI number for Mary Knight is 1336090141. It was assigned to this individual provider in the NPPES registry on February 6, 2026. The provider is also known as Mary Katherine Knight.

Q: What is Mary Knight's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Mary Knight was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.

Active since February 06, 2026PECOS Enrolled

675 N SAINT CLAIR ST STE 19-100, CHICAGO, IL 60611(312) 664-3278(312) 695-0063 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 21, 2026, Apr 14, 2026, Feb 6, 2026 (3 updates tracked since 2026).

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About Mary Katherine Knight Agacnp NPPES

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

MARY KATHERINE KNIGHT AGACNP (NPI 1336090141) is an individual nurse practitioner in Chicago, Illinois, licensed in Illinois (209035060) and active in the NPI registry since February 2026. She is enrolled in Medicare PECOS and is a graduate of Rush Medical College Of Rush University (2025).

NPPES Registry Identity

NPI1336090141

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMARY KATHERINE KNIGHTCredential: AGACNP

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) 695-0063

Phone(312) 664-3278

Fax(312) 695-0063

Sole ProprietorNo

Medical School CMSRush Medical College Of Rush UniversityGraduated 2025

Enumeration DateFebruary 6, 2026

Last NPPES UpdateAugust 21, 20263 updates tracked since enumeration

NPPES CertifiedAugust 21, 2026

✔ NPI 1336090141 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in IL · 209035060

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 2024063129 (IL)

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

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Other Names 1

Other Name (5)Mary Katherine Knight

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mary Katherine Knight Agacnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2365918901

PECOS Enrollment IDI20260420003581

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

$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.

LAURA JEAN DAVIDSON M.D.

Internal Medicine (Interventional Cardiology)