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PAULA WILLIAMS
NPI 1134385693
Pediatrics - Pediatric Cardiology in Chicago, IL

Active since August 04, 2008PECOS EnrolledAccepts Medicare Assignment
97.71/100
CMS Quality Rating
5841 S MARYLAND AVE, CHICAGO, IL 60637(888) 824-0200 Get Directions Write a Review

NPPES record last updated: October 24, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 24, 2022, May 19, 2022, Apr 18, 2022 and 1 more (4 updates tracked since 2022).

About Paula Williams NPPES

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

PAULA WILLIAMS (NPI 1134385693) is an individual pediatric cardiology provider in Chicago, Illinois, licensed in Illinois (036129679) and active in the NPI registry since August 2008. She is enrolled in Medicare PECOS and is a graduate of University Of Chicago, Pritzker School Of Medicine (2006).

NPPES Registry Identity

NPI1134385693
Entity TypeIndividualFemale
Primary Taxonomy2080P0202X
Provider Legal NamePAULA WILLIAMS
Location Address5841 S MARYLAND AVEChicago, IL 60637-1443
Mailing Address150 Harvester Dr, Suite 300Burr Ridge, IL 60527-5919
Phone(888) 824-0200
Sole ProprietorNo
Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2006
Enumeration DateAugust 4, 2008
Last NPPES UpdateOctober 24, 20224 updates tracked since enumeration
✔ NPI 1134385693 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0202X
License✔ Licensed in IL · 036129679
Definition
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.
5841 S MARYLAND AVE, Chicago, IL 60637
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Paula Williams is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1951550656
PECOS Enrollment IDI20121011000914, I20160830001806
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

4

Medicare enrollment records show Paula Williams reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The University Of Chicago Medical Center
Same address
General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 1,905 clinicians in this Medicare group
NPI 1033218128 (773) 702-1530
University Of Chicago
Same address
Multi-Specialty
5841 S MARYLAND AVE, UCPG/MC 1099
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois and Indiana enrollments
  • Also billed through NPI 1477262046 (Illinois)
  • 2,237 clinicians in this Medicare group
NPI 1821048786 (773) 702-9200
Access Community Health Network
1.4 mi
Federally Qualified Health Center (FQHC)
5401 S WENTWORTH AVE
Chicago, IL 60609
  • Reassigned Medicare billing, Illinois enrollment
  • 413 clinicians in this Medicare group
NPI 1275605792 (773) 268-6900
Saint Anthony Health Affiliates
5.3 mi
Multi-Specialty
4192 S ARCHER AVE
Chicago, IL 60632
  • Reassigned Medicare billing, Illinois enrollment
  • 210 clinicians in this Medicare group
NPI 1295757771 (773) 254-2222

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

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.71/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality75.43
Promoting Interoperability100
Improvement Activities40

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. DON MARTINEZ M.D.
Radiology (Diagnostic Radiology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 926-8318
ALEXANDRA DUMITRESCU
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
PELEG HOROWITZ
Neurological Surgery
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
SANDEEP GURBUXANI
Pathology (Hematology)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200
DR. NIREN GANDRA M.D.
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-0240
ALLIE DAKROUB MD MS
Internal Medicine
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
SCOTT VASHER MD
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (773) 702-1000
DR. NATHAN CHARLES NOWALK M.D.
Internal Medicine (Pulmonary Disease)
5841 S MARYLAND AVE
CHICAGO, IL 60637
Cook County (888) 824-0200

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 Paula Williams's NPI number?

The NPI number for Paula Williams is 1134385693. It was assigned to this individual provider in the NPPES registry on August 4, 2008.

Where is Paula Williams located?

Paula Williams practices at 5841 S Maryland Ave, Chicago, IL 60637. The listed phone number is (888) 824-0200.

What is Paula Williams's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Is Paula Williams enrolled in Medicare?

Yes. Paula Williams is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Paula Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Paula Williams reassigns Medicare benefits to 4 organizations: The University Of Chicago Medical Center (Chicago, IL), University Of Chicago (Chicago, IL), Access Community Health Network (Chicago, IL) and Saint Anthony Health Affiliates (Chicago, 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 Paula Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Paula Williams accept?

Health plans from Oscar Health list Paula Williams 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 Paula Williams was last updated on October 24, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.