DENNIS HONG
NPI 1285730606
Internal Medicine - Critical Care Medicine in Chicago, IL

Q: What is Dennis Hong's NPI number?

The NPI number for Dennis Hong is 1285730606. It was assigned to this individual provider in the NPPES registry on September 15, 2006.

Q: What is Dennis Hong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Q: When was this NPI record last updated?

The NPPES record for Dennis Hong was last updated on May 21, 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.

Active since September 15, 2006PECOS EnrolledAccepts Medicare Assignment

2525 S MICHIGAN AVE, CHICAGO, IL 60616(312) 567-5564(312) 328-7819 Get Directions Write a Review

NPPES record last updated: May 21, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Dennis Hong NPPES

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

DENNIS HONG (NPI 1285730606) is an individual critical care medicine provider in Chicago, Illinois, licensed in Illinois (036079412) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, is affiliated with Loyola Gottlieb Memorial Hospital, and is a graduate of Other (1987).

NPPES Registry Identity

NPI1285730606

Entity TypeIndividualMale

Primary Taxonomy207RC0200X

Provider Legal NameDENNIS HONG

Location Address2525 S MICHIGAN AVEChicago, IL 60616-2315

Mailing Address2525 S Michigan Ave, Att: Medical Staff OfficeChicago, IL 60616-2315 · (312) 567-7924 · Fax (312) 567-6189

Phone(312) 567-5564

Fax(312) 328-7819

Sole ProprietorNo

Medical School CMSOtherGraduated 1987

Enumeration DateSeptember 15, 2006

Last NPPES UpdateMay 21, 2022

NPPES CertifiedMay 21, 2022

✔ NPI 1285730606 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RC0200X

License✔ Licensed in IL · 036079412

Definition

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X · License 036-079412 (IL)

2525 S MICHIGAN AVE, Chicago, IL 60616

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Other Identifiers 2

Other950150057IL · Medicare Ptan

Medicaid036079412IL

Accepted Insurance

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

Dennis Hong 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 ID9133259682

PECOS Enrollment IDI20100610000491

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

Loyola University Medical Center

11 mi

General Practice

2160 S 1ST AVE
Maywood, IL 60153

Reassigned Medicare billing, Illinois enrollment
1,138 clinicians in this Medicare group

NPI 1336159961 (708) 216-3215

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 3

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.

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.

336 services123 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

29 services24 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

21 services19 patients

Hospital Affiliations CMS Care Compare 3

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

Loyola Gottlieb Memorial Hospital

Acute Care Hospitals · Melrose Park, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140008

Location701 West North AveMelrose Park, IL 60160 · Cook County

Emergency services

Macneal Hospital

Acute Care Hospitals · Berwyn, IL

2/5 CMS rating

OwnershipProprietary

CMS Certification Number140054

Location3249 South Oak Park AvenueBerwyn, IL 60402 · Cook County

Emergency services Birthing friendly

Loyola University Medical Center

Acute Care Hospitals · Maywood, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140276

Location2160 S 1st AvenueMaywood, IL 60153 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60616 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

$138.86 typical visit price

range $60.08 – $183.39

Typical copayment $34.71 (range $15.02 – $45.84)

Most-billed visit code 99204

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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

1 supplier12 claims12 services$907.03 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

HANIYA SAEED MD

Internal Medicine

2525 S MICHIGAN AVE
CHICAGO, IL 60616

Cook County (312) 567-2000

MR. ROBERT J GALLIGAN PSY.D.

Psychologist (Clinical)

2525 S MICHIGAN AVE, B-390
CHICAGO, IL 60616

Cook County (312) 567-6691

MR. ROUEEN RAFEYAN M.D.

Psychiatry & Neurology (Addiction Medicine)

2525 S MICHIGAN AVE, B-390
CHICAGO, IL 60616

Cook County (312) 567-6691

DARYL WAYNE MCKEE DO

Obstetrics & Gynecology

2525 S MICHIGAN AVE
CHICAGO, IL 60616

Cook County (312) 567-2000

MAURO HENRIQUE ANGHINONI BONISSONI

Student in an Organized Health Care Education/Training Program

2525 S MICHIGAN AVE
CHICAGO, IL 60616

Cook County (312) 567-2424

MAHMOOD MOHIUDDIN MOHAMMED M.B.B.S.

Student in an Organized Health Care Education/Training Program

2525 S MICHIGAN AVE
CHICAGO, IL 60616

Cook County (312) 567-2424

DR. YASIR M M FARAH MD

Internal Medicine (Critical Care Medicine)

2525 S MICHIGAN AVE
CHICAGO, IL 60616

Cook County (312) 567-2000

PRAIRE SHORES DENTAL

Dentist (General Practice)

2525 S MICHIGAN AVE, 8TH FL
CHICAGO, IL 60616

Cook County (312) 567-2299

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 Dennis Hong's NPI number?

The NPI number for Dennis Hong is 1285730606. It was assigned to this individual provider in the NPPES registry on September 15, 2006.

Where is Dennis Hong located?

Dennis Hong practices at 2525 S Michigan Ave, Chicago, IL 60616. The listed phone number is (312) 567-5564.

What is Dennis Hong's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Dennis Hong enrolled in Medicare?

Yes. Dennis Hong 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 Dennis Hong's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dennis Hong reassigns Medicare benefits to Loyola University Medical Center (Maywood, 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 Dennis Hong's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Dennis Hong accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Dennis Hong 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.

Is Dennis Hong affiliated with any hospitals?

According to CMS data, Dennis Hong is affiliated with Loyola Gottlieb Memorial Hospital, Macneal Hospital and Loyola University Medical Center.

When was this NPI record last updated?

The NPPES record for Dennis Hong was last updated on May 21, 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.