Dr. Marco Del Chiaro, MD

  • Aurora, CO
  • Surgical oncologist
NPI1487134953PAC ID1951652254
Medicare services, 2024
208
Medicare patients, 2024
138
Part D claims, 2024
182
Publications
312
Hospital affiliations
4
Practice address
12605 E 16th Ave, Aurora, CO 80045
Practice phone
Call (720) 848-0000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCHealth University of Colorado Hospital

Hospital · Aurora, Colorado

See all 5 affiliations

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Dr. Marco Del Chiaro is a surgical oncologist in Aurora, Colorado

Dr. Del Chiaro practices at UCHealth University of Colorado Hospital in Aurora, Colorado, part of UCHealth.

Dr. Del Chiaro's NPI, 1487134953, was assigned on August 15, 2018. Dr. Del Chiaro graduated from University of Pisa Faculty of Medicine in 1997. Dr. Del Chiaro holds Colorado license TPD.0041930.

NPI and contact details
Medicare PAC ID
1951652254
NPI enumeration date
August 15, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(720) 848-0000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
42
Medical school graduation
1997

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

Dr. Marco Del Chiaro practices at UCHealth University of Colorado Hospital in Aurora, Colorado

Dr. Del Chiaro's primary practice is UCHealth University of Colorado Hospital, at 12605 E 16th Ave, Aurora, CO 80045 in Adams County. The practice phone is (720) 848-0000.

Source: Dmand AI Affiliation Data

Dr. Marco Del Chiaro is affiliated with 4 sites of care and 1 medical group

Dr. Del Chiaro's primary practice is UCHealth University of Colorado Hospital in Aurora, Colorado, part of UCHealth. Dr. Del Chiaro is also affiliated with UCHealth Memorial Hospital Central. The medical group on file is University of Colorado Medicine (CU Medicine). Dmand AI also links Dr. Del Chiaro to 2 more hospitals, each named with a free account.

See all 5 affiliations for Dr. Del Chiaro

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Marco Del Chiaro's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Del Chiaro practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCHealth University of Colorado HospitalAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marco Del Chiaro is one of 24 surgical oncologists in Colorado

Surgical oncology is Dr. Del Chiaro's primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Del Chiaro is licensed in Colorado.

Specialties and state licenses

  • Surgical oncology, ColoradoPrimaryLicense TPD.0041930 · 2018 to 2026 · taxonomy 2086X0206X

Surgical oncologists near Dr. Del Chiaro

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

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

Dr. Marco Del Chiaro billed Medicare for 208 services in 2024

CMS data shows 208 Medicare services from Dr. Del Chiaro across 8 procedure codes in 2024, for 138 Medicare patients. Medicare paid $50,534 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024208
Medicare patients138
Paid by Medicare$50,534
Procedure codes8

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

  • 2023
  • 2024
Office and hospital visits
2023: 1862024: 1851%
Surgery
2023: 272024: 2315%

Dr. Del Chiaro compared with the Colorado median for surgical oncologists, 2024

  • Dr. Del Chiaro
  • Colorado median
Medicare services
208vs 11089% above
Medicare patients
138vs 8464% above
Part D claims
119vs 393.1 times

Medians across 20 surgical oncologists in Colorado with Dmand AI profiles that report each measure.

Dr. Del Chiaro'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. Del Chiaro

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

Dr. Marco Del Chiaro treated 138 Medicare patients in 2024, average age 74

CMS counts 138 Medicare patients who saw Dr. Del Chiaro in 2024. The largest group is 65 to 74, with 77 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 9% are also on Medicaid. Their average risk score is 1.69, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Del Chiaro's median patient age at 72, with 53% women.

Medicare patients, 2024138
Average age74
Average risk score1.69
Also on Medicaid9%

Dr. Del Chiaro's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Del Chiaro's Medicare patients by sex, 2024

  • Women7454%
  • Men6446%

Chronic conditions among Dr. Del Chiaro's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure73%
  3. Arthritis56%
  4. Diabetes40%
  5. Ischemic heart disease31%
  6. Mood disorders29%
  7. Cancer28%
  8. Anxiety27%

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

Dr. Del Chiaro's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women53%
  • Men46%

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

Dr. Marco Del Chiaro wrote 182 Medicare Part D claims in 2024

In 2024, Dr. Del Chiaro wrote 182 Medicare Part D claims for 47 patients. 55% of them were for generic drugs. CMS names the drug for 119 of them, across 5 drugs with 11 or more claims each, at $231,851 in total drug cost. In 2023, CMS named 90 claims across 4 drugs.

Part D claims, 2024182
Drugs named by CMS5
Total drug cost$231,851
Part D patients47

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

  • Generic101 claims55%
  • Brand-name and other81 claims45%

Dr. Del Chiaro'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.

Drug classes CMS tracks in Dr. Del Chiaro's Part D claims, 2024

  • Antibiotics9%17 of 182 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 902024: 11932%

Drugs named by CMS: 5 in 2024, 4 in 2023.

See all prescribing by Dr. Del Chiaro

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

How Dr. Marco Del Chiaro takes part in Medicare

Dr. Del Chiaro accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Marco Del Chiaro has 312 publications on record

Dmand AI links 312 papers to Dr. Del Chiaro, published from 2003 to 2025. 2019 was the busiest year, with 27. The most frequent topics are Pancreatic Neoplasms, Pancreatectomy and Carcinoma, Pancreatic Ductal. Dr. Del Chiaro has published most often in Pancreatology. Dr. Del Chiaro's most frequent co-authors are Richard David Schulick, MBA, MD, Christopher Wolfgang, MD, PhD and Ana Luiza Mandelli Gleisner, MD.

Papers312
Years published2003 to 2025

Dr. Del Chiaro's papers by year, 2016 to 2025

Topics Dr. Del Chiaro writes about most

  • Pancreatic Neoplasms
  • Pancreatectomy
  • Carcinoma, Pancreatic Ductal
  • Pancreas
  • Pancreaticoduodenectomy
  • Postoperative Complications
  • Adenocarcinoma
  • Neoadjuvant Therapy

Dr. Del Chiaro's most frequent co-authors

Recent publications by Dr. Del Chiaro

See all 312 publications and co-authors

See who Dr. Del Chiaro researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Del Chiaro works with, so you can find a warm path to the right surgical oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Marco Del Chiaro received $3,471 in industry payments from 2019 to 2022

CMS Open Payments shows 6 general payments to Dr. Del Chiaro from 2 drug and device companies from 2019 to 2022. Education make up the largest share, 86% of the total. Intuitive Surgical, Inc. paid the most, $3,416.

General payments to Dr. Del Chiaro by program year, 2019 to 2022

General payments to Dr. Del Chiaro by kind, 2019 to 2022

$3.5Kin total
  • Education$3,00086%
  • Travel and lodging$2387%
  • Food and beverage$2337%

Companies that paid Dr. Del Chiaro the most, 2019 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Del Chiaro

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

Dr. Marco Del Chiaro graduated from University of Pisa Faculty of Medicine

Dr. Del Chiaro graduated from University of Pisa Faculty of Medicine in 1997.

  1. Medical schoolUniversity of Pisa Faculty of Medicine

Source: Dmand AI Professional Profile Data

Dr. Marco Del Chiaro accepts plans from 10 insurance carriers

Dr. Del Chiaro is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Cigna
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Regence Health Plans
  • +2 more carriersWith a free account

Plan types Dr. Del Chiaro accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. POS6
  4. HMO5
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Marco Del Chiaro'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network 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. Marco Del Chiaro

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. Marco Del Chiaro's NPI number?

Dr. Marco Del Chiaro's NPI number is 1487134953. It was assigned on August 15, 2018, and it is active in the NPI Registry.

What kind of doctor is Dr. Marco Del Chiaro?

Dr. Marco Del Chiaro is a surgical oncologist in Aurora, Colorado. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).

Where does Dr. Marco Del Chiaro practice?

Dr. Del Chiaro practices at 12605 E 16th Ave, Aurora, CO 80045. Dr. Del Chiaro's primary practice is UCHealth University of Colorado Hospital in Aurora, Colorado, part of UCHealth. Dmand AI also links Dr. Del Chiaro to 2 hospitals.

What is Dr. Marco Del Chiaro's office phone number?

The practice phone on file for Dr. Del Chiaro is (720) 848-0000.

What is Dr. Marco Del Chiaro's medical license number?

Dr. Del Chiaro holds Colorado license TPD.0041930.

Which hospitals is Dr. Marco Del Chiaro affiliated with?

Dr. Del Chiaro practices at UCHealth University of Colorado Hospital in Aurora, Colorado. Dr. Del Chiaro is also affiliated with UCHealth Memorial Hospital Central. Dmand AI links Dr. Del Chiaro to 2 more hospitals.

What medical group is Dr. Marco Del Chiaro part of?

Dr. Del Chiaro is linked to University of Colorado Medicine (CU Medicine).

Does Dr. Marco Del Chiaro accept Medicare?

Yes. CMS data shows Dr. Del Chiaro billed Medicare for 208 services in 2024, and Dr. Del Chiaro accepts Medicare assignment.

How many Medicare patients does Dr. Marco Del Chiaro see?

CMS counts 138 Medicare patients who saw Dr. Del Chiaro in 2024, with an average age of 74.

What services does Dr. Marco Del Chiaro bill to Medicare?

In 2024, Dr. Del Chiaro's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and office visit, new patient (99203).

Show 7 more questionsShow fewer questions

Where did Dr. Marco Del Chiaro go to medical school?

Dr. Del Chiaro graduated from University of Pisa Faculty of Medicine in 1997.

What drugs does Dr. Marco Del Chiaro prescribe most?

In 2024 Medicare Part D data, Dr. Del Chiaro's most prescribed drugs by claims were Creon, Diphenhydramine HCl and Pantoprazole Sodium.

Has Dr. Marco Del Chiaro received payments from drug or device companies?

CMS Open Payments shows $3,471 in general payments to Dr. Del Chiaro from 2 companies from 2019 to 2022. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Marco Del Chiaro been practicing?

Dr. Del Chiaro graduated from medical school in 1997, 29 years ago.

Does Dr. Marco Del Chiaro do research?

Dmand AI links 312 publications to Dr. Del Chiaro, published from 2003 to 2025.

Who does Dr. Marco Del Chiaro publish with?

Dr. Del Chiaro's most frequent co-authors are Richard David Schulick, MBA, MD (81 shared papers), Christopher Wolfgang, MD, PhD (23 shared papers) and Ana Luiza Mandelli Gleisner, MD (20 shared papers).

What insurance does Dr. Marco Del Chiaro accept?

Dr. Del Chiaro is in network with 10 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

Selling to surgical oncology practices?

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