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DR. MARY MARYLAND NP-C, PHD, MSN
NPI 1093740953
Nurse Practitioner in Chicago, IL

Active since July 11, 2006PECOS Enrolled
1900 W TAYLOR ST, SUITE 172, CHICAGO, IL 60612(312) 413-2042(312) 996-5984 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Mary Maryland Np-c, Phd, Msn NPPES

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

DR. MARY MARYLAND NP-C, PHD, MSN (NPI 1093740953) is an individual nurse practitioner in Chicago, Illinois, licensed in Illinois (209003959) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093740953
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameDR. MARY MARYLANDCredential: NP-C, PHD, MSN
Location Address1900 W TAYLOR ST, SUITE 172Chicago, IL 60612-3742
Mailing Address420 Home AveOak Park, IL 60302-3770
Phone(312) 413-2042
Fax(312) 996-5984
Sole ProprietorNo
Enumeration DateJuly 11, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1093740953 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209003959
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.
1900 W TAYLOR ST, Chicago, IL 60612
Open in Google Maps ↗

Other Identifiers 1

Medicare ID-Type UnspecifiedK07820IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Mary Maryland Np-c, Phd, Msn 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.

Medicare Billing Reassignments

2

Medicare enrollment records show Mary Maryland reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Oak Street Health Physicians Group, PC
11 mi
Primary Care
1715 E 95TH ST
Chicago, IL 60617
  • Reassigned Medicare billing, Illinois enrollment
  • 343 clinicians in this Medicare group
NPI 1083051643 (773) 768-4437
Wellbe Senior Medical Illinois PC
20 mi
Internal Medicine
550 WARRENVILLE RD STE 300
Lisle, IL 60532
  • Reassigned Medicare billing, Illinois enrollment
  • 37 clinicians in this Medicare group
NPI 1306499363 (855) 490-5434

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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.

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 Mary Maryland's NPI number?

The NPI number for Mary Maryland is 1093740953. It was assigned to this individual provider in the NPPES registry on July 11, 2006.

Where is Mary Maryland located?

Mary Maryland practices at 1900 W Taylor St Suite 172, Chicago, IL 60612. The listed phone number is (312) 413-2042.

What is Mary Maryland's specialty?

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

Is Mary Maryland enrolled in Medicare?

Yes. Mary Maryland is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Mary Maryland's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mary Maryland reassigns Medicare benefits to 2 organizations: Oak Street Health Physicians Group, PC (Chicago, IL) and Wellbe Senior Medical Illinois PC (Lisle, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mary Maryland's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mary Maryland was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.