MARGARET LYNN CALDWELL DO
NPI 1790314896
Pediatrics in Tinley Park, IL

Q: What is Margaret Caldwell's NPI number?

The NPI number for Margaret Caldwell is 1790314896. It was assigned to this individual provider in the NPPES registry on April 2, 2020.

Q: What is Margaret Caldwell'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 Margaret Caldwell was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 April 02, 2020PECOS Enrolled

17901 LA GRANGE RD, TINLEY PARK, IL 60487(888) 584-7888 Get Directions Write a Review

NPPES record last updated: April 30, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 30, 2026, Jul 28, 2023, Jun 8, 2020 and 1 more (4 updates tracked since 2020).

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About Margaret Lynn Caldwell Do NPPES

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

MARGARET LYNN CALDWELL DO (NPI 1790314896) is an individual pediatrics provider in Tinley Park, Illinois, licensed in Illinois (036165442) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1790314896

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameMARGARET LYNN CALDWELLCredential: DO

Location Address17901 LA GRANGE RDTinley Park, IL 60487-7226

Mailing AddressPo Box 713260Chicago, IL 60677-1260 · (630) 469-9200

Phone(888) 584-7888

Sole ProprietorNo

Enumeration DateApril 2, 2020

Last NPPES UpdateApril 30, 20264 updates tracked since enumeration

NPPES CertifiedApril 30, 2026

✔ NPI 1790314896 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

Licenses✔ Licensed in IL · 036165442✔ Licensed in IL · 125.076974

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.

17901 LA GRANGE RD, Tinley Park, IL 60487

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Margaret Lynn Caldwell Do 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 60487 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

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RICHARD LAWLEY M.D.

Physical Medicine & Rehabilitation

17901 LA GRANGE RD
TINLEY PARK, IL 60487

Cook County (708) 327-8472

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 Caldwell's NPI number?

The NPI number for Margaret Caldwell is 1790314896. It was assigned to this individual provider in the NPPES registry on April 2, 2020.

Where is Margaret Caldwell located?

Margaret Caldwell practices at 17901 La Grange Rd, Tinley Park, IL 60487. The listed phone number is (888) 584-7888.

What is Margaret Caldwell's specialty?

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

Is Margaret Caldwell enrolled in Medicare?

Yes. Margaret Caldwell is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Margaret Caldwell was last updated on April 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.