KAI Y. HSU MD
NPI 1124035407
Emergency Medicine in East Chicago, IN

Q: What is Kai Hsu's NPI number?

The NPI number for Kai Hsu is 1124035407. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Q: What is Kai Hsu's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Kai Hsu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since August 01, 2006PECOS EnrolledAccepts Medicare Assignment

89.55/100

CMS Quality Rating

4321 FIR ST, EAST CHICAGO, IN 46312(219) 392-1700 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Kai Y. Hsu Md NPPES

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

KAI Y. HSU MD (NPI 1124035407) is an individual emergency medicine provider in East Chicago, Indiana, licensed in Indiana (01056153) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with St Catherine Hospital Inc, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1124035407

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameKAI Y. HSUCredential: MD

Location Address4321 FIR STEast Chicago, IN 46312-3049

Mailing AddressPo Box 5168Oak Brook, IL 60522-5168 · (630) 734-0200

Phone(219) 392-1700

Sole ProprietorNo

Medical School CMSOtherGraduated 1995

Enumeration DateAugust 1, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1124035407 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in IN · 01056153

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

4321 FIR ST, East Chicago, IN 46312

Open in Google Maps ↗

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

Kai Y. Hsu Md 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 ID7618981861

PECOS Enrollment IDI20110125000474

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 Kai Hsu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Cep America LLC

Same address

Emergency Medicine

4321 FIR ST
East Chicago, IN 46312

Reassigned Medicare billing, Indiana enrollment
598 clinicians in this Medicare group

NPI 1336805563 (219) 392-1700

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 4

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.

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

158 services146 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

47 services42 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

23 services22 patients

Critical care, each additional 30 minutes 99292

Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.

14 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Catherine Hospital Inc

Acute Care Hospitals · East Chicago, IN

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number150008

Location4321 Fir StreetEast Chicago, IN 46312 · Lake County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 46312 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

$82.04 typical visit price

range $53.07 – $161.76

Typical copayment $20.51 (range $13.26 – $40.44)

Most-billed visit code 99203

Established Patient

$94.22 typical visit price

range $16.93 – $132.22

Typical copayment $23.55 (range $4.23 – $33.05)

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.

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.

89.55/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

70.45

Improvement Activities

Cost

100

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.

DAVID KUMPEL CRNA

Nurse Anesthetist, Certified Registered

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 392-7062

GERALD DINO PT

Physical Therapist

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 392-7400

MARY HELEN JURICH AUD

Audiologist

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 703-2460

DR. GEOFFREY RITTER PT, DPT

Physical Therapist

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 392-7400

REGENCY HOSPITAL OF NORTHWEST INDIANA, LLC

Long Term Care Hospital

4321 FIR ST, 4TH FLOOR
EAST CHICAGO, IN 46312

Lake County (219) 392-7790

STEPHANIE M ROGOWSKI AUD

Audiologist

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 392-7671

MS. JUANITA C MATLOCK LCSW

Social Worker (Clinical)

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 392-7469

JEFFREY B. DUBNOW MD

Emergency Medicine

4321 FIR ST
EAST CHICAGO, IN 46312

Lake County (219) 392-1700

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 Kai Hsu's NPI number?

The NPI number for Kai Hsu is 1124035407. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Where is Kai Hsu located?

Kai Hsu practices at 4321 Fir St, East Chicago, IN 46312. The listed phone number is (219) 392-1700.

What is Kai Hsu's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Kai Hsu enrolled in Medicare?

Yes. Kai Hsu 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 Kai Hsu's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kai Hsu reassigns Medicare benefits to Cep America LLC (East Chicago, IN). 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 Kai Hsu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Kai Hsu affiliated with any hospitals?

According to CMS data, Kai Hsu is affiliated with St Catherine Hospital Inc.

When was this NPI record last updated?

The NPPES record for Kai Hsu was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.