NPPES file of Aug 9, 2026

Cathy Nguyen

Psychiatric/Mental Health Nurse Practitioner · Chicago, IL

Cathy Nguyen is a psychiatric/mental health nurse practitioner with a practice address in Chicago, Illinois, and NPI 1740878925, issued on Jan 4, 2021. Check the license (Illinois 277.004817, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740878925
Name
Cathy Nguyen
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
277.004817 IL
G183022 IA
Self-reported in NPPES; status is on the state search
Practice location
1130 S Canal St Ste 1104, Chicago, IL 60607
Phone
(872) 255-8540
Enumerated
Jan 4, 2021
Record last updated
May 28, 2026
Medicare enrollment
Enrolled (PECOS I20240226002031); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Cathy Nguyen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 277.004817
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

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98% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

15 Medicare Part D claims, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D.

  1. Cathy Nguyen15
  2. Specialty average906

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $549.75

26 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Cathy Nguyen$549.75
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Baal Perazim Wellness IncChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Cathy Nguyen among 1,530 psychiatric/mental health nurse practitioner records in Illinois

Cathy Nguyen is one of 1,530 psychiatric/mental health nurse practitioner records with a practice address in Illinois. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 42% of them.

  • NPI issued2021 · 42% of these records are older, 51% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2019 · median 2021 among the 917 with a school on file
  • Record last updated2026 · 17% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Illinois

There are 1,530 psychiatric/mental health nurse practitioner records in Illinois.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Emmanuel Annang, APRNChicago, IL 606071336742568
  2. Oluwakemi Aregbesola, APRNChicago, IL 606071568065514
  3. Samuel Assam, PChicago, IL 606071881323905
  4. Deborah Bump, PMHNP-BCChicago, IL 606071326385824
  5. Erin Holden, APRN, PMHNP-BCChicago, IL 606071184320327
  6. Yuliya Ihlitskaya, PMHNP-BCChicago, IL 606071558819664
  7. Deanna JacksonChicago, IL 606071548055239
  8. Angela Lechowicz, PMHNPChicago, IL 606071760236152

Common questions

What is Cathy Nguyen's NPI number?

Cathy Nguyen's National Provider Identifier (NPI) is 1740878925, issued on Jan 4, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Cathy Nguyen located?

The NPPES record lists a practice address at 1130 S Canal St Ste 1104, Chicago, IL, 60607. Phone: (872) 255-8540. Providers update this record themselves, so call before visiting.

How can I verify Cathy Nguyen's license?

NPPES lists Illinois license number 277.004817, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Cathy Nguyen prescribe under Medicare Part D?

In 2024, Cathy Nguyen had 15 Medicare Part D claims; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.