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

CHELSEA POULOS DNP, APRN, CPNP-AC
NPI 1649903188
Nurse Practitioner - Pediatrics in Oak Lawn, IL

Active since July 01, 2022PECOS Enrolled
9555 S 52ND AVE, OAK LAWN, IL 60453(708) 684-8000 Get Directions Write a Review

NPPES record last updated: July 7, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jul 7, 2026, Oct 24, 2022, Jul 7, 2022 (3 updates tracked since 2022).

About Chelsea Poulos Dnp, Aprn, Cpnp-ac NPPES

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

CHELSEA POULOS DNP, APRN, CPNP-AC (NPI 1649903188) is an individual pediatrics provider in Oak Lawn, Illinois, licensed in Illinois (209025172) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1649903188
Entity TypeIndividualFemale
Primary Taxonomy363LP0200X
Provider Legal NameCHELSEA POULOSCredential: DNP, APRN, CPNP-AC
Location Address9555 S 52ND AVEOak Lawn, IL 60453-3054
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Phone(708) 684-8000
Sole ProprietorNo
Enumeration DateJuly 1, 2022
Last NPPES UpdateJuly 7, 20263 updates tracked since enumeration
NPPES CertifiedJuly 7, 2026
✔ NPI 1649903188 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtyNurse Practitioner · PediatricsPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0200X
License✔ Licensed in IL · 209025172
Also ListedPediatricsTaxonomy 208000000X · License 209.025172 (IL)
Also ListedUrology · Pediatric UrologyTaxonomy 2088P0231X · License 209.025172 (IL)
Also ListedNurse Practitioner · Acute CareTaxonomy 363LA2100X · License 209.025172 (IL)
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 209.025172 (IL)
9555 S 52ND AVE, Oak Lawn, IL 60453
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Secondary Practice Locations 2

Location 14440 W 95th StOak Lawn, IL 60453-2600 · Phone (708) 684-8000
Location 21675 Dempster StPark Ridge, IL 60068-1110 · Phone (847) 318-9330

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Chelsea Poulos Dnp, Aprn, Cpnp-ac 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 60453 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.

ELIZABETH M PAYMENT MD
Family Medicine
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 634-0950
DR. DOBROSLAV DOBRIKOV DO
Family Medicine
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 422-5700
BHARATI PRASAD M.D.
Internal Medicine (Critical Care Medicine)
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 684-6867
LORENA GUZMAN-SCHMITT APRN
Nurse Practitioner (Family)
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 684-5437
GURANKIT SINGH DO
Family Medicine
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 422-5700
ERIKA VILLANUEVA
Dietitian, Registered
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 634-0950
DR. VASANTHA SAMALA M.D.
Internal Medicine (Critical Care Medicine)
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 634-0950
KELLY N BILLINGSLEY NP
Nurse Practitioner (Family)
9555 S 52ND AVE
OAK LAWN, IL 60453
Cook County (708) 634-0950

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 Chelsea Poulos's NPI number?

The NPI number for Chelsea Poulos is 1649903188. It was assigned to this individual provider in the NPPES registry on July 1, 2022.

Where is Chelsea Poulos located?

Chelsea Poulos practices at 9555 S 52nd Ave, Oak Lawn, IL 60453. The listed phone number is (708) 684-8000.

What is Chelsea Poulos's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.

Is Chelsea Poulos enrolled in Medicare?

Yes. Chelsea Poulos is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Chelsea Poulos was last updated on July 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 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.