DR. DARREN MICHAEL BRENNER M.D.
NPI 1003997875
Internal Medicine - Gastroenterology in Chicago, IL

Q: What is Darren Brenner's NPI number?

The NPI number for Darren Brenner is 1003997875. It was assigned to this individual provider in the NPPES registry on October 18, 2006.

Q: What is Darren Brenner's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Darren Brenner was last updated on June 26, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since October 18, 2006PECOS EnrolledAccepts Medicare Assignment

94.1/100

CMS Quality Rating

675 N SAINT CLAIR ST, SUITE 17-250, CHICAGO, IL 60611(312) 695-5620(312) 695-7095 Get Directions Write a Review

NPPES record last updated: June 26, 2008. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Dr. Darren Michael Brenner M.d. NPPES

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

DR. DARREN MICHAEL BRENNER M.D. (NPI 1003997875) is an individual gastroenterology provider in Chicago, Illinois, licensed in Illinois (036120505) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Palos Community Hospital, and is a graduate of University Of Chicago, Pritzker School Of Medicine (2002).

NPPES Registry Identity

NPI1003997875

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. DARREN MICHAEL BRENNERCredential: M.D.

Location Address675 N SAINT CLAIR ST, SUITE 17-250Chicago, IL 60611-5975

Mailing Address675 N Saint Clair St, Suite 17-250Chicago, IL 60611-5975 · (312) 695-5620 · Fax (312) 695-7095

Phone(312) 695-5620

Fax(312) 695-7095

Sole ProprietorNo

Medical School CMSUniversity Of Chicago, Pritzker School Of MedicineGraduated 2002

Enumeration DateOctober 18, 2006

Last NPPES UpdateJune 26, 2008

✔ NPI 1003997875 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 · 036120505

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.

675 N SAINT CLAIR ST, Chicago, IL 60611

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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. Darren Michael Brenner M.d. 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 ID9436222015

PECOS Enrollment IDI20080715000310

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 17

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.

Study of rectum sensitivity and function 91122

This procedure examines the rectum's sensitivity and functionality. It involves a small, soft balloon inserted into the rectum and inflated to various degrees. The goal is to assess how well your rectum can sense and respond to different volumes. It's a crucial test for diagnosing certain digestive issues.

127 services127 patients

Test for tone and sensation of rectum and anus 91120

This procedure checks the health of the lower digestive tract. The doctor gently examines the area to assess its muscle strength and sensitivity. This helps in detecting any abnormal conditions. It's a standard, safe procedure with minimal discomfort.

126 services126 patients

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

83 services79 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.

55 services55 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.

52 services48 patients

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

50 services50 patients

Measurement of hydrogen in breath to test for stomach and bowel symptoms 91065

This test involves breathing into a bag to measure hydrogen levels in your breath. High levels can indicate issues with food digestion or absorption in your stomach or intestines. It's non-invasive, painless, and helps diagnose certain gastrointestinal conditions.

44 services40 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

43 services37 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

42 services39 patients

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.

32 services31 patients

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

23 services21 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

20 services20 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

17 services15 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.

16 services16 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

16 services16 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

15 services15 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

15 services15 patients

Hospital Affiliations CMS Care Compare 5

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

Palos Community Hospital

Acute Care Hospitals · Palos Heights, IL

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140062

Location12251 South 80th AvenuePalos Heights, IL 60463 · Cook County

Emergency services Birthing friendly

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number140130

Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County

Emergency services Birthing friendly

Advocate Condell Medical Center

Acute Care Hospitals · Libertyville, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140202

Location801 S Milwaukee AveLibertyville, IL 60048 · Lake County

Emergency services Birthing friendly

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140242

Location25 North Winfield RoadWinfield, IL 60190 · Du Page County

Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140281

Location251 E Huron StChicago, IL 60611 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 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.

94.1/100

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

Scored through an Alternative Payment Model

Quality

82.59

Promoting Interoperability

100

Improvement Activities

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.

TAYLOR MARIE HOGAN WINTERHALER AGACNP-BC

Nurse Practitioner (Acute Care)

675 N SAINT CLAIR ST
CHICAGO, IL 60611

Cook County (206) 883-7722

SHARON A ALLEN APRN

Nurse Practitioner (Adult Health)

675 N SAINT CLAIR ST, 21-100
CHICAGO, IL 60611

Cook County (312) 695-0316

HERON RODRIGUEZ MD

Surgery (Vascular Surgery)

675 N SAINT CLAIR ST, NORTHWESTERN MEMORIAL HOSPIALT GALTER 19-100
CHICAGO, IL 60611

Cook County (312) 695-2714

DR. ABDUL AZIZ AADAM M.D.

Internal Medicine (Gastroenterology)

675 N SAINT CLAIR ST, GASTROENTEROLOGY - SUITE 1400
CHICAGO, IL 60611

Cook County (312) 926-2000

JAN ELMAN STOUT PSYD

Psychologist (Clinical)

675 N SAINT CLAIR ST, SUITE 14-200
CHICAGO, IL 60611

Cook County (312) 695-7269

EMILY ELIZABETH HANDLEY OTD, OTR/L

Occupational Therapist

675 N SAINT CLAIR ST
CHICAGO, IL 60611

Cook County (815) 919-1791

SEEMA SINGHAL MD

Internal Medicine (Hematology)

675 N SAINT CLAIR ST, GALTER 21-100
CHICAGO, IL 60611

Cook County (312) 695-0990

SHRUTI SURENDRA TRIVEDI

Hospitalist

675 N SAINT CLAIR ST, GALTER 18-200
CHICAGO, IL 60611

Cook County (312) 695-0113

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 Darren Brenner's NPI number?

The NPI number for Darren Brenner is 1003997875. It was assigned to this individual provider in the NPPES registry on October 18, 2006.

Where is Darren Brenner located?

Darren Brenner practices at 675 N Saint Clair St Suite 17-250, Chicago, IL 60611. The listed phone number is (312) 695-5620.

What is Darren Brenner's specialty?

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

Is Darren Brenner enrolled in Medicare?

Yes. Darren Brenner 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.

Is Darren Brenner affiliated with any hospitals?

According to CMS data, Darren Brenner is affiliated with Palos Community Hospital, Northwestern Lake Forest Hospital, Advocate Condell Medical Center, Northwestern Medicine Central Dupage Hospital and Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Darren Brenner was last updated on June 26, 2008. NPI Profile syncs with the weekly NPPES data releases published by CMS.