MARIA GRACE PIERSON DO
NPI 1588314256
Pediatrics in Chicago, IL

Q: What is Maria Pierson's NPI number?

The NPI number for Maria Pierson is 1588314256. It was assigned to this individual provider in the NPPES registry on March 25, 2022.

Q: What is Maria Pierson's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Maria Pierson was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.

Active since March 25, 2022PECOS Enrolled

6374 N LINCOLN AVE, CHICAGO, IL 60659(872) 270-5999(888) 720-2959 Get Directions Write a Review

NPPES record last updated: August 19, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Maria Grace Pierson Do NPPES

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

MARIA GRACE PIERSON DO (NPI 1588314256) is an individual pediatrics provider in Chicago, Illinois, licensed in Pennsylvania (OS025223) and active in the NPI registry since March 2022. She is enrolled in Medicare PECOS and is a graduate of Arizona College Of Osteopathic Medicine Mid Western University (2022).

NPPES Registry Identity

NPI1588314256

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARIA GRACE PIERSONCredential: DO

Location Address6374 N LINCOLN AVEChicago, IL 60659-1275

Mailing Address6374 N Lincoln AveChicago, IL 60659-1275 · (872) 270-5999 · Fax (888) 720-2959

Phone(872) 270-5999

Fax(888) 720-2959

Sole ProprietorNo

Medical School CMSArizona College Of Osteopathic Medicine Mid Western UniversityGraduated 2022

Enumeration DateMarch 25, 2022

Last NPPES UpdateAugust 19, 2025

NPPES CertifiedAugust 19, 2025

✔ NPI 1588314256 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in PA · OS025223

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

6374 N LINCOLN AVE, Chicago, IL 60659

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Maria Grace Pierson Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4183192677

PECOS Enrollment IDI20260504004891

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 Reassignment

Medicare enrollment records show Maria Pierson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Midwest Refuah Health Center

Same address

Clinic/Center

6374 N LINCOLN AVE
Chicago, IL 60659

Reassigned Medicare billing, Illinois enrollment
19 clinicians in this Medicare group

NPI 1518601004 (872) 270-5999

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 60659 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.

DR. ALBAN GEORGE FISHER PHD

Counselor (Professional)

6374 N LINCOLN AVE
CHICAGO, IL 60659

Cook County (872) 270-5999

BARRY P ATLAS M.D.

Internal Medicine

6374 N LINCOLN AVE, SUITE 312
CHICAGO, IL 60659

Cook County (773) 588-7710

MARK MEER PSYD

Psychologist (Clinical)

6374 N LINCOLN AVE
CHICAGO, IL 60659

Cook County (872) 270-5999

INTERNAL MEDICINE AFFILIATES,S.C.

Internal Medicine

6374 N LINCOLN AVE, SUITE 303
CHICAGO, IL 60659

Cook County (773) 588-7733

NORTHSHORE PEDIATRICS ASSOCIATES,S.C.

Specialist

6374 N LINCOLN AVE, SUITE 203
CHICAGO, IL 60659

Cook County (773) 509-0023

ESTHER CHAYA PERMAN LMSW

Social Worker

6374 N LINCOLN AVE
CHICAGO, IL 60659

Cook County (872) 270-5999

MERRILL ZAHTZ M.D.

Internal Medicine

6374 N LINCOLN AVE
CHICAGO, IL 60659

Cook County (872) 270-5999

SHAINA PEYSIN LSW

Social Worker

6374 N LINCOLN AVE
CHICAGO, IL 60659

Cook County (872) 270-5999

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 Maria Pierson's NPI number?

The NPI number for Maria Pierson is 1588314256. It was assigned to this individual provider in the NPPES registry on March 25, 2022.

Where is Maria Pierson located?

Maria Pierson practices at 6374 N Lincoln Ave, Chicago, IL 60659. The listed phone number is (872) 270-5999.

What is Maria Pierson's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Maria Pierson enrolled in Medicare?

Yes. Maria Pierson is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Maria Pierson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Pierson reassigns Medicare benefits to Midwest Refuah Health Center (Chicago, IL). The 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 Maria Pierson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Pierson accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Maria Pierson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Maria Pierson was last updated on August 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.