DARRAN RICHARD MOXON MD
NPI 1528044658
Internal Medicine - Gastroenterology in St Charles, IL

Q: What is Darran Moxon's NPI number?

The NPI number for Darran Moxon is 1528044658. It was assigned to this individual provider in the NPPES registry on December 20, 2005.

Q: What is Darran Moxon'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 Darran Moxon was last updated on May 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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 December 20, 2005PECOS EnrolledAccepts Medicare Assignment

85.09/100

CMS Quality Rating

2455 DEAN ST STE A&B, ST CHARLES, IL 60175(630) 208-7388(630) 208-4818 Get Directions Write a Review

NPPES record last updated: May 7, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 7, 2021, Apr 25, 2017 (2 updates tracked since 2017).

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About Darran Richard Moxon Md NPPES

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

DARRAN RICHARD MOXON MD (NPI 1528044658) is an individual gastroenterology provider in St Charles, Illinois, licensed in Illinois (036096944) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Northwestern Medicine Delnor Community Hospital, and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1995).

NPPES Registry Identity

NPI1528044658

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDARRAN RICHARD MOXONCredential: MD

Location Address2455 DEAN ST STE A&BSt Charles, IL 60175-4830

Mailing AddressPo Box 7630Gurnee, IL 60031-7002 · (630) 208-7388 · Fax (630) 208-4818

Phone(630) 208-7388

Fax(630) 208-4818

Sole ProprietorNo

Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1995

Enumeration DateDecember 20, 2005

Last NPPES UpdateMay 7, 20212 updates tracked since enumeration

NPPES CertifiedMay 7, 2021

✔ NPI 1528044658 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 · 036096944

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.

2455 DEAN ST STE A&B, St Charles, IL 60175

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Accepted Insurance

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

Darran Richard Moxon 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 ID143227470

PECOS Enrollment IDI20131203000768

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

Illinois Gastroenterology Group, LLC

9.3 mi

Gastroenterology

745 FLETCHER DRIVE
Elgin, IL 60123

Reassigned Medicare billing, Illinois enrollment
235 clinicians in this Medicare group

NPI 1316277817 (847) 888-1300

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 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.

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.

130 services130 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.

103 services103 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.

85 services85 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.

77 services69 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.

71 services71 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.

63 services63 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.

61 services56 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

46 services46 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.

39 services39 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

29 services28 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

29 services18 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

26 services18 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

26 services26 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

25 services25 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.

25 services24 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

21 services21 patients

Injection beneath lining of large bowel using a flexible endoscope 45381

This procedure involves a flexible tube, called an endoscope, being inserted into the large bowel. A small needle is then passed through the tube to inject medication under the bowel lining. This is typically done to treat inflammation or bleeding.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Northwestern Medicine Delnor Community Hospital

Acute Care Hospitals · Geneva, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140211

Location300 Randall RdGeneva, IL 60134 · Kane 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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60175 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

$137.43 typical visit price

range $59.81 – $181.38

Typical copayment $34.35 (range $14.95 – $45.34)

Most-billed visit code 99204

Established Patient

$105.07 typical visit price

range $19.15 – $147.12

Typical copayment $26.26 (range $4.78 – $36.78)

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.

85.09/100

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

Scored as part of a group practice

Quality

73.16

Promoting Interoperability

Improvement Activities

Cost

77.98

Other Providers at the Same Location NPPES 3

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

DR. JEFF T VICTOR D.O.

Internal Medicine (Gastroenterology)

2455 DEAN ST STE A&B
ST CHARLES, IL 60175

Kane County (630) 208-7388

DR. YOGESH J PATEL D.O.

Internal Medicine (Gastroenterology)

2455 DEAN ST STE A&B
ST CHARLES, IL 60175

Kane County (630) 208-7388

JENNIFER LYNN RACHAN

Nurse Practitioner (Family)

2455 DEAN ST STE A&B
ST CHARLES, IL 60175

Kane County (630) 208-7388

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 Darran Moxon's NPI number?

The NPI number for Darran Moxon is 1528044658. It was assigned to this individual provider in the NPPES registry on December 20, 2005.

Where is Darran Moxon located?

Darran Moxon practices at 2455 Dean St Ste A&b, St Charles, IL 60175. The listed phone number is (630) 208-7388.

What is Darran Moxon's specialty?

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

Is Darran Moxon enrolled in Medicare?

Yes. Darran Moxon 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 Darran Moxon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Darran Moxon reassigns Medicare benefits to Illinois Gastroenterology Group, LLC (Elgin, 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 Darran Moxon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Darran Moxon accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Darran Moxon 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 Darran Moxon affiliated with any hospitals?

According to CMS data, Darran Moxon is affiliated with Northwestern Medicine Delnor Community Hospital and Northwestern Medicine Central Dupage Hospital.

When was this NPI record last updated?

The NPPES record for Darran Moxon was last updated on May 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.