Dr. Steven Arthur Ahrendt, MD

  • Aurora, CO
  • Surgical oncologist
NPI1427020734PAC ID8527088681
Medicare services, 2024
104
Medicare patients, 2024
84
Part D claims, 2024
109
Publications
109
Hospital affiliations
5
Practice address
12605 E 16th Ave, Aurora, CO 80045
Practice phone
Call (720) 848-0000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

UCHealth University of Colorado Hospital

Hospital · Aurora, Colorado

See all 7 affiliations

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Dr. Steven Arthur Ahrendt is a surgical oncologist in Aurora, Colorado

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

Dr. Ahrendt's NPI, 1427020734, was assigned on February 2, 2006. Dr. Ahrendt graduated from Pritzker School of Medicine in 1987. Dr. Ahrendt holds Colorado license DR.0058042.

NPI and contact details
Medicare PAC ID
8527088681
NPI enumeration date
February 2, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(720) 848-0000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
65
Medical school graduation
1987

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

Dr. Steven Arthur Ahrendt practices at UCHealth University of Colorado Hospital in Aurora, Colorado

Dr. Ahrendt'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. Steven Arthur Ahrendt is affiliated with 5 sites of care and 2 medical groups

Dr. Ahrendt's primary practice is UCHealth University of Colorado Hospital in Aurora, Colorado, part of UCHealth. Dr. Ahrendt is also affiliated with UCHealth Memorial Hospital Central. The medical group on file is University of Pittsburgh Physicians, Department of Radiology. Dmand AI also links Dr. Ahrendt to 3 more hospitals and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Ahrendt

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

Dmand AI tracks the EHR system at Dr. Steven Arthur Ahrendt's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ahrendt practices, 5 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
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Steven Arthur Ahrendt is one of 24 surgical oncologists in Colorado

Surgical oncology is Dr. Ahrendt's primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Ahrendt is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Ahrendt's licenses on file in 5 states: Colorado, Pennsylvania, New York, Wisconsin and Maryland.

Specialties and state licenses

  • Surgical oncology, ColoradoPrimaryLicense DR.0058042 · 2017 to 2027 · taxonomy 2086X0206X
  • Specialist, PennsylvaniaLicense MD427741 · 2005 to 2018 · taxonomy 174400000X
  • New York license2001 to 2006
  • Wisconsin license1998 to 2001
  • Maryland license1989 to 1998

Clinical focus

Dmand AI lists abdominal adhesion surgery and colon removal among the conditions Dr. Ahrendt treats.

Surgical oncologists near Dr. Ahrendt

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. Steven Arthur Ahrendt billed Medicare for 104 services in 2024

CMS data shows 104 Medicare services from Dr. Ahrendt across 3 procedure codes in 2024, all of them office visits, for 84 Medicare patients. Medicare paid $5,797 for them.

Medicare services, 2024104
Medicare patients84
Paid by Medicare$5,797
Procedure codes3

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

  • 2023
  • 2024
Office and hospital visits
2023: 1292024: 10419%

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

  • In an office3332%
  • In a facility7168%

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

  • Dr. Ahrendt
  • Colorado median
Medicare services
104vs 1105% below
Medicare patients
84vs 84Close to median
Part D claims
48vs 3923% above

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

Dr. Ahrendt'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. Ahrendt

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ahrendt and other surgical oncologists in Colorado.

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

Dr. Steven Arthur Ahrendt treated 84 Medicare patients in 2024, average age 73

CMS counts 84 Medicare patients who saw Dr. Ahrendt in 2024. The largest group is 65 to 74, with 53 patients. 69% of them have cancer, and 63% have high blood pressure. Their average risk score is 2.40, 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. Ahrendt's median patient age at 68, with 52% women.

Medicare patients, 202484
Average age73
Average risk score2.40

Dr. Ahrendt's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Ahrendt's Medicare patients by sex, 2024

  • Women4250%
  • Men4250%

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

  1. Cancer69%
  2. High blood pressure63%
  3. High cholesterol61%
  4. Diabetes39%
  5. Arthritis33%
  6. Ischemic heart disease30%
  7. Mood disorders24%
  8. Chronic kidney disease20%

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

Dr. Ahrendt's patients across all payers

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

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women52%
  • Men48%

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

Dr. Steven Arthur Ahrendt wrote 109 Medicare Part D claims in 2024

In 2024, Dr. Ahrendt wrote 109 Medicare Part D claims for 35 patients. 74% of them were for generic drugs. CMS names the drug for 48 of them, across 3 drugs with 11 or more claims each, at $1,148 in total drug cost. In 2023, CMS named 42 claims across 2 drugs.

Part D claims, 2024109
Drugs named by CMS3
Total drug cost$1,148
Part D patients35

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

  • Generic81 claims74%
  • Brand-name and other28 claims26%

Dr. Ahrendt'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. Ahrendt's Part D claims, 2024

  • Antibiotics33%36 of 109 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: 422024: 4814%

Drugs named by CMS: 3 in 2024, 2 in 2023.

See all prescribing by Dr. Ahrendt

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. Steven Arthur Ahrendt offers telehealth to Medicare patients

Dr. Ahrendt accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Ahrendt as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

For MedTech and pharma teams

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Dr. Steven Arthur Ahrendt has 109 publications on record

Dmand AI links 109 papers to Dr. Ahrendt, published from 2008 to 2024. 2016 was the busiest year, with 11. The most frequent topics are Peritoneal Neoplasms, Hyperthermia, Induced and Lung Neoplasms. Dr. Ahrendt has published most often in Ann Surg Oncol. Dr. Ahrendt's most frequent co-authors are David Lawrence Bartlett, MD, Herbert John Zeh, MD and Matthew Peter Holtzman, MD.

Papers109
Years published2008 to 2024

Dr. Ahrendt's papers by year, 2013 to 2024

Topics Dr. Ahrendt writes about most

  • Peritoneal Neoplasms
  • Hyperthermia, Induced
  • Lung Neoplasms
  • Antineoplastic Combined Chemotherapy Protocols
  • Appendiceal Neoplasms
  • Chemotherapy, Cancer, Regional Perfusion
  • Pancreatic Neoplasms
  • Cytoreduction Surgical Procedures

Dr. Ahrendt's most frequent co-authors

Recent publications by Dr. Ahrendt

See all 109 publications and co-authors

See who Dr. Ahrendt researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Ahrendt 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. Steven Arthur Ahrendt received $30 in industry payments in 2016

CMS Open Payments shows 2 general payments to Dr. Ahrendt from 1 drug or device company in 2016. Food and beverage make up the largest share, 100% of the total. Covidien Sales LLC paid the most, $30.

Companies that paid Dr. Ahrendt the most, 2016 to 2016

Share is of all general payments to this clinician.

See all payments to Dr. Ahrendt

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

Dr. Steven Arthur Ahrendt has 1 award and honors on record

Dmand AI lists 1 award for Dr. Ahrendt.

Awards and honors for Dr. Ahrendt

  1. Undated
    • ACS Fellow

Source: Dmand AI Professional Profile Data

Dr. Steven Arthur Ahrendt graduated from Pritzker School of Medicine

Dr. Ahrendt graduated from Pritzker School of Medicine in 1987. Dr. Ahrendt is a member of ACS.

  1. Medical schoolPritzker School of Medicine
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Steven Arthur Ahrendt accepts plans from 17 insurance carriers

Dr. Ahrendt is in network with 17 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • United Healthcare
  • Blue Cross Blue Shield of Michigan
  • Cigna
  • HCSC
  • Aspirus Health Plan
  • Blue Cross Blue Shield of Massachusetts
  • +9 more carriersWith a free account

Plan types Dr. Ahrendt accepts, by number of carriers

  1. PPO11
  2. Medicare10
  3. HMO8
  4. POS7
  5. EPO4
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Steven Arthur Ahrendt'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)
Awards and committee rolesDmand AI Professional Profile Data
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. Steven Arthur Ahrendt

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. Steven Arthur Ahrendt's NPI number?

Dr. Steven Arthur Ahrendt's NPI number is 1427020734. It was assigned on February 2, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Steven Arthur Ahrendt?

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

Where does Dr. Steven Arthur Ahrendt practice?

Dr. Ahrendt practices at 12605 E 16th Ave, Aurora, CO 80045. Dr. Ahrendt's primary practice is UCHealth University of Colorado Hospital in Aurora, Colorado, part of UCHealth. Dmand AI also links Dr. Ahrendt to 3 hospitals and 1 medical group.

What is Dr. Steven Arthur Ahrendt's office phone number?

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

What is Dr. Steven Arthur Ahrendt's medical license number?

Dr. Ahrendt holds Colorado license DR.0058042, one of the licenses on file in 5 states.

Which states has Dr. Steven Arthur Ahrendt been licensed in?

Dmand AI has state licenses on file for Dr. Ahrendt in Colorado (2017 to 2027), Pennsylvania (2005 to 2018), New York (2001 to 2006), Wisconsin (1998 to 2001) and Maryland (1989 to 1998).

Which hospitals is Dr. Steven Arthur Ahrendt affiliated with?

Dr. Ahrendt practices at UCHealth University of Colorado Hospital in Aurora, Colorado. Dr. Ahrendt is also affiliated with UCHealth Memorial Hospital Central. Dmand AI links Dr. Ahrendt to 3 more hospitals.

What medical group is Dr. Steven Arthur Ahrendt part of?

Dr. Ahrendt is linked to University of Pittsburgh Physicians, Department of Radiology. Dmand AI links Dr. Ahrendt to 1 more medical group.

Does Dr. Steven Arthur Ahrendt accept Medicare?

Yes. CMS data shows Dr. Ahrendt billed Medicare for 104 services in 2024, and Dr. Ahrendt accepts Medicare assignment.

Does Dr. Steven Arthur Ahrendt offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Ahrendt as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Steven Arthur Ahrendt see?

CMS counts 84 Medicare patients who saw Dr. Ahrendt in 2024, with an average age of 73.

Is Dr. Steven Arthur Ahrendt board certified?

Yes. Dr. Ahrendt is board certified in surgery by the American Board of Surgery.

What services does Dr. Steven Arthur Ahrendt bill to Medicare?

In 2024, Dr. Ahrendt's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99212) and office visit, new patient (99204).

Where did Dr. Steven Arthur Ahrendt go to medical school?

Dr. Ahrendt graduated from Pritzker School of Medicine in 1987.

What drugs does Dr. Steven Arthur Ahrendt prescribe most?

In 2024 Medicare Part D data, Dr. Ahrendt's most prescribed drugs by claims were Metronidazole, Neomycin Sulfate and Sod Sulf-Potass Sulf-Mag Sulf.

Has Dr. Steven Arthur Ahrendt received payments from drug or device companies?

CMS Open Payments shows $30 in general payments to Dr. Ahrendt from 1 company from 2016 to 2016. The largest total came from Covidien Sales LLC.

How long has Dr. Steven Arthur Ahrendt been practicing?

Dr. Ahrendt graduated from medical school in 1987, 39 years ago.

Does Dr. Steven Arthur Ahrendt do research?

Dmand AI links 109 publications to Dr. Ahrendt, published from 2008 to 2024.

Who does Dr. Steven Arthur Ahrendt publish with?

Dr. Ahrendt's most frequent co-authors are David Lawrence Bartlett, MD (45 shared papers), Herbert John Zeh, MD (26 shared papers) and Matthew Peter Holtzman, MD (25 shared papers).

What insurance does Dr. Steven Arthur Ahrendt accept?

Dr. Ahrendt is in network with 17 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.

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