Dr. William Duncan Heggen, MD
- Medicare services, 2020
- 2,445
- Hospital affiliations
- 6
- Industry payments
- $16
- Medical groups
- 3
- State license
- 1
- Practice address
- 601 Highway 6 West, Iowa City, IA 52246
- Practice phone
- Call (319) 338-0581
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Heggen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William Duncan Heggen is a diagnostic radiologist in Iowa City, Iowa
Dr. Heggen practices at Iowa City VA Medical Center in Iowa City, Iowa, part of Veterans Health Administration.
Dr. Heggen's NPI, 1427015866, was assigned on April 28, 2006. Dr. Heggen holds Iowa license 22697.
- NPI
- 1427015866NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092606228
- NPI enumeration date
- April 28, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (319) 338-0581
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Duncan Heggen practices at Iowa City VA Medical Center in Iowa City, Iowa
Dr. Heggen's primary practice is Iowa City VA Medical Center, at 601 Highway 6 West, Iowa City, IA 52246 in Johnson County. The practice phone is (319) 338-0581.
- Iowa City VA Medical Center601 Highway 6 West, Iowa City, IA 52246 · Johnson CountyPhone(319) 338-0581
Source: Dmand AI Affiliation Data
Dr. William Duncan Heggen is affiliated with 8 sites of care and 3 medical groups
Dr. Heggen's primary practice is Iowa City VA Medical Center in Iowa City, Iowa, part of Veterans Health Administration. Dr. Heggen is also affiliated with UnityPoint Health - Iowa Methodist Medical Center. The medical group on file is UnityPoint Health - Trinity Regional Medical Center. Dmand AI also links Dr. Heggen to 4 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account. Dr. Heggen's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Duncan Heggen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Heggen practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Iowa City VA Medical Center | Available with a free account |
| +7 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Duncan Heggen is one of 299 diagnostic radiologists in Iowa
Diagnostic radiology is Dr. Heggen's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Heggen is licensed in Iowa.
Specialties and state licenses
- Diagnostic radiology, IowaPrimary
Diagnostic radiologists near Dr. Heggen
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. William Duncan Heggen billed Medicare for 2,445 services in 2020
CMS data shows 2,445 Medicare services from Dr. Heggen across 27 procedure codes in 2020. Medicare paid $37,842 for them.
Dr. Heggen's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Imaging
- 2019: 3,9412020: 1,27868%
- Other services
- 2019: 2,8082020: 1,15559%
- Tests and treatments
- 2019: 432020: 1272%
- Lab and pathology
- 2019: 162020: 0100%
- Surgery
- 2019: 162020: 0100%
Where Dr. Heggen's Medicare services took place, 2020
- In an office1,43259%
- In a facility1,01341%
Dr. Heggen compared with the Iowa median for diagnostic radiologists, 2020
- Dr. Heggen
- Iowa median
- Medicare services
- 2,445vs 3,02719% below
Medians across 293 diagnostic radiologists in Iowa with Dmand AI profiles that report each measure.
Dr. Heggen's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Heggen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Heggen and other diagnostic radiologists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Duncan Heggen's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Dr. Heggen's median patient age at 42, with 27% women.
Dr. Heggen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 42
Patient panel by sex, all payers
- Women27%
- Men73%
Source: Dmand AI Patient Panel Data
How Dr. William Duncan Heggen takes part in Medicare
Dr. Heggen 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. William Duncan Heggen received $16 in industry payments in 2019
CMS Open Payments shows 1 general payment to Dr. Heggen from 1 drug or device company in 2019. Food and beverage make up the largest share, 100% of the total. Siemens Medical Solutions USA, Inc. paid the most, $16.
Companies that paid Dr. Heggen the most, 2019 to 2019
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Duncan Heggen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Duncan Heggen
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. William Duncan Heggen's NPI number?
Dr. William Duncan Heggen's NPI number is 1427015866. It was assigned on April 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William Duncan Heggen?
Dr. William Duncan Heggen is a diagnostic radiologist in Iowa City, Iowa. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. William Duncan Heggen practice?
Dr. Heggen practices at 601 Highway 6 West, Iowa City, IA 52246. Dr. Heggen's primary practice is Iowa City VA Medical Center in Iowa City, Iowa, part of Veterans Health Administration. Dmand AI also links Dr. Heggen to 4 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. William Duncan Heggen's office phone number?
The practice phone on file for Dr. Heggen is (319) 338-0581.
What is Dr. William Duncan Heggen's medical license number?
Dr. Heggen holds Iowa license 22697.
Which hospitals is Dr. William Duncan Heggen affiliated with?
Dr. Heggen practices at Iowa City VA Medical Center in Iowa City, Iowa. Dr. Heggen is also affiliated with UnityPoint Health - Iowa Methodist Medical Center. Dmand AI links Dr. Heggen to 4 more hospitals.
What medical group is Dr. William Duncan Heggen part of?
Dr. Heggen is linked to UnityPoint Health - Trinity Regional Medical Center. Dmand AI links Dr. Heggen to 2 more medical groups.
Does Dr. William Duncan Heggen accept Medicare?
Yes. CMS data shows Dr. Heggen billed Medicare for 2,445 services in 2020, and Dr. Heggen accepts Medicare assignment.
What services does Dr. William Duncan Heggen bill to Medicare?
In 2020, Dr. Heggen's most billed Medicare services were medicare temporary code (Q9967), diagnostic imaging (71046) and diagnostic imaging (71045).
Has Dr. William Duncan Heggen received payments from drug or device companies?
CMS Open Payments shows $16 in general payments to Dr. Heggen from 1 company from 2019 to 2019. The largest total came from Siemens Medical Solutions USA, Inc.
How long has Dr. William Duncan Heggen been practicing?
Dr. Heggen's NPI was assigned in 2006.
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