Dr. Darran Richard Moxon, MD

  • Saint Charles, IL
  • Gastroenterologist
NPI1528044658PAC ID0143227470
Medicare services, 2024
868
Medicare patients, 2024
514
Part D claims, 2024
707
MIPS score, 2024
84
Hospital affiliations
2
Practice address
2455 Dean St, Saint Charles, IL 60175
Practice phone
Call (630) 584-9800
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Valley Ambulatory Surgery Center, LP

Saint Charles, Illinois

See all 5 affiliations

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Dr. Darran Richard Moxon is a gastroenterologist in Saint Charles, Illinois

Dr. Moxon practices at Valley Ambulatory Surgery Center, LP in Saint Charles, Illinois.

Dr. Moxon's NPI, 1528044658, was assigned on December 20, 2005. Dr. Moxon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1995. Dr. Moxon holds Illinois license 036096944.

NPI and contact details
Medicare PAC ID
0143227470
NPI enumeration date
December 20, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(630) 584-9800
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
57
Medical school graduation
1995

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Darran Richard Moxon practices at Valley Ambulatory Surgery Center, LP in Saint Charles, Illinois

Dr. Moxon's primary practice is Valley Ambulatory Surgery Center, LP, at 2455 Dean St, Saint Charles, IL 60175 in Kane County. The practice phone is (630) 584-9800.

  • Valley Ambulatory Surgery Center, LP
    2455 Dean St, Saint Charles, IL 60175 · Kane CountyPhone(630) 584-9800

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Darran Richard Moxon is affiliated with 4 sites of care and 1 medical group

Dr. Moxon's primary practice is Valley Ambulatory Surgery Center, LP in Saint Charles, Illinois. Dr. Moxon is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is GI Alliance of Illinois. Dmand AI also links Dr. Moxon to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dr. Moxon

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Darran Richard Moxon's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Moxon practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Valley Ambulatory Surgery Center, LPAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Darran Richard Moxon is one of 771 gastroenterologists in Illinois

Gastroenterology is Dr. Moxon's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Moxon is licensed in Illinois.

Specialties and state licenses

  • Gastroenterology, IllinoisPrimaryLicense 036096944 · taxonomy 207RG0100X

Gastroenterologists near Dr. Moxon

Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.

771gastroenterologists in Illinois
6gastroenterologists in Saint Charles

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Darran Richard Moxon billed Medicare for 868 services in 2024

CMS data shows 868 Medicare services from Dr. Moxon across 17 procedure codes in 2024, for 514 Medicare patients. Medicare paid $95,970 for them.

Medicare services, 2024868
Medicare patients514
Paid by Medicare$95,970
Procedure codes17

Dr. Moxon's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Surgery
2023: 4302024: 4056%
Office and hospital visits
2023: 2832024: 39841%
Other services
2023: 1112024: 6541%

Where Dr. Moxon's Medicare services took place, 2024

  • In an office29734%
  • In a facility57166%

Dr. Moxon compared with the Illinois median for gastroenterologists, 2024

  • Dr. Moxon
  • Illinois median
Medicare services
868vs 49874% above
Medicare patients
514vs 30767% above
Part D claims
618vs 37067% above

Medians across 757 gastroenterologists in Illinois with Dmand AI profiles that report each measure.

Dr. Moxon's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Moxon

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Darran Richard Moxon treated 514 Medicare patients in 2024, average age 74

CMS counts 514 Medicare patients who saw Dr. Moxon in 2024. The largest group is 65 to 74, with 286 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 3% are also on Medicaid. Their average risk score is 0.95, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Moxon's median patient age at 65, with 51% women.

Medicare patients, 2024514
Average age74
Average risk score0.95
Also on Medicaid3%

Dr. Moxon's Medicare patients by age, 2024

Dr. Moxon's Medicare patients by sex, 2024

  • Women26852%
  • Men24648%

Chronic conditions among Dr. Moxon's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure66%
  3. Arthritis43%
  4. Ischemic heart disease28%
  5. Anxiety20%
  6. Diabetes20%
  7. Cancer19%
  8. Atrial fibrillation18%

Share of Medicare patients with each condition. A patient can have several.

Dr. Moxon's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women51%
  • Men49%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Darran Richard Moxon wrote 707 Medicare Part D claims in 2024

In 2024, Dr. Moxon wrote 707 Medicare Part D claims for 440 patients. 67% of them were for generic drugs. CMS names the drug for 618 of them, across 13 drugs with 11 or more claims each, at $239,846 in total drug cost. In 2023, CMS named 582 claims across 10 drugs.

Part D claims, 2024707
Drugs named by CMS13
Total drug cost$239,846
Part D patients440

Dr. Moxon's Part D claims by kind of drug, 2024

  • Generic471 claims67%
  • Brand-name236 claims33%

Dr. Moxon's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 5822024: 6186%

Drugs named by CMS: 13 in 2024, 10 in 2023.

See all prescribing by Dr. Moxon

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Darran Richard Moxon scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Moxon for performance year 2024, reported as part of a group. Dr. Moxon accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 187 procedures of colonoscopy by Dr. Moxon, more than 92% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Moxon's MIPS scores, performance year 2024

  • 84of 100Final score
  • 67.6of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 81of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Moxon ranks in Medicare procedure volume

Colonoscopy
92nd percentile187 procedures
Upper gastrointestinal (GI) endoscopy for acid reflux
77th percentile104 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Darran Richard Moxon received $3,616 in industry payments from 2016 to 2025

CMS Open Payments shows 196 general payments to Dr. Moxon from 28 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $927.

General payments to Dr. Moxon by program year, 2016 to 2025

General payments to Dr. Moxon by kind, 2016 to 2025

$3.6Kin total
  • Food and beverage$3,610100%
  • Education$70%

Companies that paid Dr. Moxon the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Moxon

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Darran Richard Moxon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)

Dr. Moxon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1995.

  1. Medical schoolUniversity of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)

Source: Dmand AI Professional Profile Data

Sources for Dr. Darran Richard Moxon's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Darran Richard Moxon

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Darran Richard Moxon's NPI number?

Dr. Darran Richard Moxon's NPI number is 1528044658. It was assigned on December 20, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Darran Richard Moxon?

Dr. Darran Richard Moxon is a gastroenterologist in Saint Charles, Illinois. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).

Where does Dr. Darran Richard Moxon practice?

Dr. Moxon practices at 2455 Dean St, Saint Charles, IL 60175. Dr. Moxon's primary practice is Valley Ambulatory Surgery Center, LP in Saint Charles, Illinois. Dmand AI also links Dr. Moxon to 1 hospital and 1 group practice or clinic.

What is Dr. Darran Richard Moxon's office phone number?

The practice phone on file for Dr. Moxon is (630) 584-9800.

What is Dr. Darran Richard Moxon's medical license number?

Dr. Moxon holds Illinois license 036096944.

Which hospitals is Dr. Darran Richard Moxon affiliated with?

Dr. Moxon is affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links Dr. Moxon to 1 more hospital.

What medical group is Dr. Darran Richard Moxon part of?

Dr. Moxon is linked to GI Alliance of Illinois.

Does Dr. Darran Richard Moxon accept Medicare?

Yes. CMS data shows Dr. Moxon billed Medicare for 868 services in 2024, and Dr. Moxon accepts Medicare assignment.

What is Dr. Darran Richard Moxon's MIPS score?

Dr. Moxon's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does Dr. Darran Richard Moxon see?

CMS counts 514 Medicare patients who saw Dr. Moxon in 2024, with an average age of 74.

Show 5 more questionsShow fewer questions

What services does Dr. Darran Richard Moxon bill to Medicare?

In 2024, Dr. Moxon's most billed Medicare services were surgery: digestive system (45380), surgery: digestive system (45385) and surgery: digestive system (43239).

Where did Dr. Darran Richard Moxon go to medical school?

Dr. Moxon graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 1995.

What drugs does Dr. Darran Richard Moxon prescribe most?

In 2024 Medicare Part D data, Dr. Moxon's most prescribed drugs by claims were Omeprazole, Peg 3350-Electrolyte and Gavilyte-G.

Has Dr. Darran Richard Moxon received payments from drug or device companies?

CMS Open Payments shows $3,616 in general payments to Dr. Moxon from 28 companies from 2016 to 2025. The largest total came from Abbvie Inc.

How long has Dr. Darran Richard Moxon been practicing?

Dr. Moxon graduated from medical school in 1995, 31 years ago.

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