Dr. Arthur W. Mardis, MD

  • Ottumwa, IA
  • Diagnostic radiologist
NPI1366429466PAC ID9133279227
Medicare services, 2024
2,978
Medicare patients, 2024
2,610
Hospital affiliations
5
Medical groups
8
State licenses
2
Practice address
1001 E Pennsylvania, Ottumwa, IA 52501
Practice phone
Call (641) 682-7511
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Ottumwa Regional Health Center

Hospital · Ottumwa, Iowa

See all 13 affiliations

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Dr. Arthur W. Mardis is a diagnostic radiologist in Ottumwa, Iowa

Dr. Mardis practices at Ottumwa Regional Health Center in Ottumwa, Iowa, part of Lifepoint Health.

Dr. Mardis' NPI, 1366429466, was assigned on December 29, 2005. Dr. Mardis holds Iowa license MD-27365.

NPI and contact details
Medicare PAC ID
9133279227
NPI enumeration date
December 29, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(641) 682-7511
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
64
Medical school graduation
1988

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

Dr. Arthur W. Mardis practices at Ottumwa Regional Health Center in Ottumwa, Iowa

Dr. Mardis' primary practice is Ottumwa Regional Health Center, at 1001 E Pennsylvania, Ottumwa, IA 52501 in Wapello County. The practice phone is (641) 682-7511.

Source: Dmand AI Affiliation Data

Dr. Arthur W. Mardis is affiliated with 5 sites of care and 8 medical groups

Dr. Mardis' primary practice is Ottumwa Regional Health Center in Ottumwa, Iowa, part of Lifepoint Health. Dr. Mardis is also affiliated with University of Iowa Health Care Medical Center. The medical group on file is Radiology Partners. Dmand AI also links Dr. Mardis to 3 more hospitals and 7 medical groups, each named with a free account.

See all 13 affiliations for Dr. Mardis

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

Dmand AI tracks the EHR system at Dr. Arthur W. Mardis' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mardis practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Ottumwa Regional Health CenterAvailable with a free account
+4 more sites and 7 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Arthur W. Mardis is one of 299 diagnostic radiologists in Iowa

Diagnostic radiology is Dr. Mardis' primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Mardis' licenses on file in 2 states: Iowa and Illinois.

Specialties and state licenses

  • Diagnostic radiology, IowaPrimaryLicense MD-27365 · taxonomy 2085R0202X
  • Illinois licenseLicense 036094660

Diagnostic radiologists near Dr. Mardis

Counts of diagnostic radiologists 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. Arthur W. Mardis billed Medicare for 2,978 services in 2024

CMS data shows 2,978 Medicare services from Dr. Mardis across 52 procedure codes in 2024, for 2,610 Medicare patients. Medicare paid $56,244 for them.

Medicare services, 20242,978
Medicare patients2,610
Paid by Medicare$56,244
Procedure codes52

Dr. Mardis' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 3,3312024: 2,87914%
Tests and treatments
2023: 1752024: 9943%

Where Dr. Mardis' Medicare services took place, 2024

  • In an office1505%
  • In a facility2,82895%

Dr. Mardis compared with the Iowa median for diagnostic radiologists, 2024

  • Dr. Mardis
  • Iowa median
Medicare services
2,978vs 3,027Close to median
Medicare patients
2,610vs 2,33612% above

Medians across 293 diagnostic radiologists in Iowa with Dmand AI profiles that report each measure.

Dr. Mardis' 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.

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

Dr. Arthur W. Mardis treated 2,610 Medicare patients in 2024, average age 74

CMS counts 2,610 Medicare patients who saw Dr. Mardis in 2024. The largest group is 65 to 74, with 1,127 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.29, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Mardis' median patient age at 70, with 61% women.

Medicare patients, 20242,610
Average age74
Average risk score1.29
Also on Medicaid22%

Dr. Mardis' Medicare patients by age, 2024

Dr. Mardis' Medicare patients by sex, 2024

  • Women1,67464%
  • Men93636%

Chronic conditions among Dr. Mardis' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol74%
  3. Arthritis61%
  4. Diabetes34%
  5. Anxiety33%
  6. Ischemic heart disease31%
  7. COPD27%
  8. Chronic kidney disease27%

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

Dr. Mardis' patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women61%
  • Men38%

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

How Dr. Arthur W. Mardis takes part in Medicare

Dr. Mardis 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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Sources for Dr. Arthur W. Mardis'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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
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. Arthur W. Mardis

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. Arthur W. Mardis' NPI number?

Dr. Arthur W. Mardis' NPI number is 1366429466. It was assigned on December 29, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Arthur W. Mardis?

Dr. Arthur W. Mardis is a diagnostic radiologist in Ottumwa, Iowa. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).

Where does Dr. Arthur W. Mardis practice?

Dr. Mardis practices at 1001 E Pennsylvania, Ottumwa, IA 52501. Dr. Mardis' primary practice is Ottumwa Regional Health Center in Ottumwa, Iowa, part of Lifepoint Health. Dmand AI also links Dr. Mardis to 3 hospitals and 7 medical groups.

What is Dr. Arthur W. Mardis' office phone number?

The practice phone on file for Dr. Mardis is (641) 682-7511.

What is Dr. Arthur W. Mardis' medical license number?

Dr. Mardis holds Iowa license MD-27365, one of the licenses on file in 2 states.

Which states has Dr. Arthur W. Mardis been licensed in?

Dmand AI has state licenses on file for Dr. Mardis in Iowa and Illinois.

Which hospitals is Dr. Arthur W. Mardis affiliated with?

Dr. Mardis practices at Ottumwa Regional Health Center in Ottumwa, Iowa. Dr. Mardis is also affiliated with University of Iowa Health Care Medical Center. Dmand AI links Dr. Mardis to 3 more hospitals.

What medical group is Dr. Arthur W. Mardis part of?

Dr. Mardis is linked to Radiology Partners. Dmand AI links Dr. Mardis to 7 more medical groups.

Does Dr. Arthur W. Mardis accept Medicare?

Yes. CMS data shows Dr. Mardis billed Medicare for 2,978 services in 2024, and Dr. Mardis accepts Medicare assignment.

How many Medicare patients does Dr. Arthur W. Mardis see?

CMS counts 2,610 Medicare patients who saw Dr. Mardis in 2024, with an average age of 74.

What services does Dr. Arthur W. Mardis bill to Medicare?

In 2024, Dr. Mardis' most billed Medicare services were radiation oncology (77080), diagnostic imaging (71046) and diagnostic imaging (71045).

How long has Dr. Arthur W. Mardis been practicing?

Dr. Mardis graduated from medical school in 1988, 38 years ago.

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