PEI HUI-SAM NP
NPI 1659736502
Nurse Practitioner - Family in Chicago, IL

Q: What is Pei Hui-sam's NPI number?

The NPI number for Pei Hui-sam is 1659736502. It was assigned to this individual provider in the NPPES registry on December 19, 2015. The provider is also known as Pei Hui Np.

Q: What is Pei Hui-sam's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Pei Hui-sam was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 December 19, 2015PECOS EnrolledAccepts Medicare Assignment

4025 N WESTERN AVE, CHICAGO, IL 60618(773) 275-7700 Get Directions Write a Review

NPPES record last updated: April 2, 2025. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 2, 2025, Dec 28, 2021, Dec 19, 2015 (3 updates tracked since 2015).

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About Pei Hui-sam Np NPPES

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

PEI HUI-SAM NP (NPI 1659736502) is an individual family provider in Chicago, Illinois, licensed in Illinois (209013553) and active in the NPI registry since December 2015. She is enrolled in Medicare PECOS and is a graduate of Rush Medical College Of Rush University (2015).

NPPES Registry Identity

NPI1659736502

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NamePEI HUI-SAMCredential: NP

Location Address4025 N WESTERN AVEChicago, IL 60618-3726

Mailing Address29373 Network PlChicago, IL 60673-1293

Phone(773) 275-7700

Sole ProprietorNo

Medical School CMSRush Medical College Of Rush UniversityGraduated 2015

Enumeration DateDecember 19, 2015

Last NPPES UpdateApril 2, 20253 updates tracked since enumeration

NPPES CertifiedApril 2, 2025

✔ NPI 1659736502 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in IL · 209013553

4025 N WESTERN AVE, Chicago, IL 60618

Open in Google Maps ↗

Other Names 1

Former Name (1)Pei Hui Np

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter Health, Ambetter Health of Delaware.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

Pei Hui-sam Np 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 ID8426351586

PECOS Enrollment IDI20160122001535

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 Pei Hui-sam reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocate Health And Hospitals Corp.

1.5 mi

Cardiovascular Disease

3118 N ASHLAND AVE
Chicago, IL 60657

Reassigned Medicare billing, Illinois enrollment
4,870 clinicians in this Medicare group

NPI 1487951711 (773) 880-9722

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

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

48 services47 patients

Respiratory infectious agent detection by rna for severe acute respiratory syndrome coronavirus 2 (covid 19), influenza a, influenza b, and respiratory syncytial virus, upper respiratory specimen, each reported as detected or not detected 0241U

This test detects the RNA of respiratory viruses, including COVID-19, Influenza A, Influenza B, and Respiratory Syncytial Virus, in an upper respiratory specimen. The test result will report if each virus is detected or not, helping in accurate diagnosis.

33 services31 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

25 services25 patients

Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 87651

This test detects Group A Streptococcus bacteria in your body. It uses an amplified probe technique, which amplifies the bacteria's nucleic acid, making it easier to identify. This test helps diagnose conditions like strep throat or scarlet fever.

18 services17 patients

Urinalysis, manual test 81002

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

14 services14 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60618 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.

PHILIP ROSEN M.D.

Ophthalmology

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

BHARATHI SAMY M.D.

Obstetrics & Gynecology

4025 N WESTERN AVE, BLDG E.
CHICAGO, IL 60618

Cook County (773) 275-7700

DANUTA KOWALSKI M.D.

Internal Medicine

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

DR. MIKE TAE SEOK KIM M.D.

Family Medicine

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

LUCILA AVILA

Nurse Practitioner (Family)

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

DR. DANIEL LEE GARRISON MD

Internal Medicine

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

CONSTANCE RENEE MCFARLAND PA-C

Physician Assistant

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

SHUANG ANNIE YAO M.D.

Family Medicine

4025 N WESTERN AVE
CHICAGO, IL 60618

Cook County (773) 275-7700

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 Pei Hui-sam's NPI number?

The NPI number for Pei Hui-sam is 1659736502. It was assigned to this individual provider in the NPPES registry on December 19, 2015. The provider is also known as Pei Hui Np.

Where is Pei Hui-sam located?

Pei Hui-sam practices at 4025 N Western Ave, Chicago, IL 60618. The listed phone number is (773) 275-7700.

What is Pei Hui-sam's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Pei Hui-sam enrolled in Medicare?

Yes. Pei Hui-sam 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 organization bills Medicare for Pei Hui-sam's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pei Hui-sam reassigns Medicare benefits to Advocate Health And Hospitals Corp. (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 Pei Hui-sam's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Pei Hui-sam accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Pei Hui-sam 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 Pei Hui-sam was last updated on April 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.