DR. DENNIS DI CHEN MD
NPI 1467715235
Internal Medicine - Gastroenterology in Chicago, IL

Active since June 18, 2012PECOS EnrolledAccepts Medicare Assignment
97.71/100
CMS Quality Rating
5841 S MARYLAND AVE # MC4076, CHICAGO, IL 60637(773) 834-4508 Get Directions Write a Review

NPPES record last updated: January 25, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 25, 2022, Nov 15, 2021, Nov 12, 2021 and 2 more (5 updates tracked since 2019).

About Dr. Dennis Di Chen Md NPPES

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

DR. DENNIS DI CHEN MD (NPI 1467715235) is an individual gastroenterology provider in Chicago, Illinois, licensed in Illinois (036.149488) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and is a graduate of Other (2012).

NPPES Registry Identity

NPI1467715235
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameDR. DENNIS DI CHENCredential: MD
Location Address5841 S MARYLAND AVE # MC4076Chicago, IL 60637-1443
Mailing Address150 Harvester Dr Ste 300Burr Ridge, IL 60527-5965
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateJune 18, 2012
Last NPPES UpdateJanuary 25, 20225 updates tracked since enumeration
NPPES CertifiedJanuary 25, 2022
NPI 1467715235 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in IL · 036.149488
Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

5841 S MARYLAND AVE # MC4076, Chicago, IL 60637

Other Identifiers 1

Medicaid200086830MO

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Dennis Di Chen 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 ID244543742
PECOS Enrollment IDI20190612002452
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.

Areas of Expertise CMS Part B claims 11

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.

Exam of common bile and/or pancreatic duct using a flexible endoscope 43273
This procedure, known as an ERCP, involves a flexible tube with a camera, called an endoscope, being gently passed down your throat to examine your common bile or pancreatic duct. It helps doctors diagnose and treat conditions affecting these areas.
55 services35 patients
Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 43264
This procedure, called an endoscopic retrograde cholangiopancreatography (ERCP), involves using a flexible tube with a camera (endoscope) to locate and remove stones or debris from your bile or pancreatic duct. It's a non-surgical method to clear the ducts, enhancing your digestive health.
52 services33 patients
Review by radiologist of image from tube placement into bile duct using an endoscope 74328
This procedure involves a specialist, called a radiologist, examining an image taken during a tube placement into your bile duct. The tube is inserted with the help of a tool called an endoscope. This allows the doctor to check for any issues or abnormalities in your bile duct.
48 services32 patients
Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope 43238
An ultrasound guided needle aspiration or biopsy of the esophagus involves using a flexible tube with a camera (endoscope) to view your esophagus. An ultrasound device on the endoscope helps to guide a needle to take a small tissue sample for testing. This is a safe, minimally invasive procedure.
43 services40 patients
Replacement of stent in pancreatic or bile duct using a flexible endoscope 43276
This procedure involves replacing an existing stent in your pancreatic or bile duct. A flexible endoscope, a tube-like device with a light and camera, is used to view and access the area. The old stent is removed and a new one is placed to help keep the duct open.
43 services19 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
42 services39 patients

Hospital Affiliations CMS Care Compare

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

The University Of Chicago Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140088
Location5841 South MarylandChicago, IL 60637 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60637 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.

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.

97.71/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality75.43
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637
Internal Medicine (Gastroenterology)
5841 S MARYLAND AVE # MC4076
CHICAGO, IL 60637

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 Chen's NPI number?

The NPI number for Dennis Chen is 1467715235. It was assigned to this individual provider in the NPPES registry on June 18, 2012.

Where is Dennis Chen located?

Dennis Chen practices at 5841 S Maryland Ave # Mc4076, Chicago, IL 60637. The listed phone number is (773) 834-4508.

What is Dennis Chen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Dennis Chen enrolled in Medicare?

Yes. Dennis Chen 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.

What insurance does Dennis Chen accept?

Health plans from McLaren Health Plan Community list Dennis Chen 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 Chen affiliated with any hospitals?

According to CMS data, Dennis Chen is affiliated with The University Of Chicago Medical Center.

When was this NPI record last updated?

The NPPES record for Dennis Chen was last updated on January 25, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.