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CRYSTAL NGUYEN MD
NPI 1447888490
Pediatrics - Child Abuse Pediatrics in Chicago, IL

Active since March 27, 2020PECOS Enrolled
225 E CHICAGO AVE, CHICAGO, IL 60611(312) 227-4000 Get Directions Write a Review

NPPES record last updated: June 25, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 25, 2024, Nov 16, 2020, Jun 10, 2020 and 1 more (4 updates tracked since 2020).

About Crystal Nguyen Md NPPES

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

CRYSTAL NGUYEN MD (NPI 1447888490) is an individual child abuse pediatrics provider in Chicago, Illinois, licensed in Illinois (036.164095) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447888490
Entity TypeIndividualFemale
Primary Taxonomy2080C0008X
Provider Legal NameCRYSTAL NGUYENCredential: MD
Location Address225 E CHICAGO AVEChicago, IL 60611-2991
Mailing Address2160 S 1st AveMaywood, IL 60153-3328
Phone(312) 227-4000
Sole ProprietorNo
Enumeration DateMarch 27, 2020
Last NPPES UpdateJune 25, 20244 updates tracked since enumeration
NPPES CertifiedJune 25, 2024
✔ NPI 1447888490 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Child Abuse PediatricsAllopathic & Osteopathic Physicians
Taxonomy Code2080C0008X
License✔ Licensed in IL · 036.164095
Definition
A Child Abuse Pediatrician serves as a resource to children, families and communities by accurately diagnosing abuse; consulting with community agencies on child safety; providing expertise in courts of law; treating consequences of abuse and neglect; directing child abuse and neglect prevention programs and participating on multidisciplinary teams investigating; and managing child abuse cases.
Also ListedPediatricsTaxonomy 208000000X · License 125.077033 (IL), 036.164095 (IL)
225 E CHICAGO AVE, Chicago, IL 60611
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Crystal Nguyen Md 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 Reassignment

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

Saint Anthony Health Affiliates
3.6 mi
Multi-Specialty
1340 S DAMEN AVE
Chicago, IL 60608
  • Reassigned Medicare billing, Illinois enrollment
  • 210 clinicians in this Medicare group
NPI 1881086064 (773) 484-1000

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

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.

BESSEY ELIZABETH JOSE GEEVARGHESE DO
Pediatrics
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (630) 933-6631
CHRISTINA SOOJIN KIM M.D.
Pediatrics
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (443) 928-7458
JESSICA LAUREN OFFENBACH APN
Nurse Practitioner (Pediatrics)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000
MS. JENNY KO LEE APN
Nurse Practitioner (Neonatal)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (847) 962-6268
ERIN COHEN MD
Pediatrics (Hospice and Palliative Medicine)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000
DR. JOSEPH HART COLLINS MD
Psychiatry & Neurology (Neurology with Special Qualifications in Child Neurology)
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-3550
ALEXIS LYN HARMON
Student in an Organized Health Care Education/Training Program
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000
SHANNON JULIA CONWAY MD
Student in an Organized Health Care Education/Training Program
225 E CHICAGO AVE
CHICAGO, IL 60611
Cook County (312) 227-4000

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 Crystal Nguyen's NPI number?

The NPI number for Crystal Nguyen is 1447888490. It was assigned to this individual provider in the NPPES registry on March 27, 2020.

Where is Crystal Nguyen located?

Crystal Nguyen practices at 225 E Chicago Ave, Chicago, IL 60611. The listed phone number is (312) 227-4000.

What is Crystal Nguyen's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Child Abuse Pediatrics, with taxonomy code 2080C0008X.

Is Crystal Nguyen enrolled in Medicare?

Yes. Crystal Nguyen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Crystal Nguyen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Crystal Nguyen reassigns Medicare benefits to Saint Anthony Health Affiliates (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 Crystal Nguyen'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 Crystal Nguyen was last updated on June 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.