AttentionCerebral CortexDominance, Cerebral
Dr. Joel Lawrence Dennhardt, MD
NPI1942643200PAC ID3173877024
- Medicare services, 2024
- 7,547
- Medicare patients, 2024
- 3,793
- Publications
- 1
- MIPS score, 2024
- 77
- Hospital affiliations
- 5
- Practice address
- 701 10th Street SE, Cedar Rapids, IA 52403
- Practice phone
- Call (319) 398-6011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dennhardt'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. Joel Lawrence Dennhardt is a diagnostic radiologist in Cedar Rapids, Iowa
Dr. Dennhardt practices at Mercy Medical Center in Cedar Rapids, Iowa, part of Mercy Medical Center.
Dr. Dennhardt's NPI, 1942643200, was assigned on April 16, 2013. Dr. Dennhardt graduated from University of Tennessee, Hsc, College of Medicine in 2013. Dr. Dennhardt holds Iowa license R‐10023.
NPI and contact details
- NPI
- 1942643200NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173877024
- NPI enumeration date
- April 16, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (319) 398-6011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joel Lawrence Dennhardt practices at Mercy Medical Center in Cedar Rapids, Iowa
Dr. Dennhardt's primary practice is Mercy Medical Center, at 701 10th Street SE, Cedar Rapids, IA 52403 in Linn County. The practice phone is (319) 398-6011.
- Mercy Medical Center701 10th Street SE, Cedar Rapids, IA 52403 · Linn CountyPhone(319) 398-6011
Source: Dmand AI Affiliation Data
Dr. Joel Lawrence Dennhardt is affiliated with 7 sites of care and 3 medical groups
Dr. Dennhardt's primary practice is Mercy Medical Center in Cedar Rapids, Iowa, part of Mercy Medical Center. Dr. Dennhardt is also affiliated with UnityPoint Health - St. Luke's Hospital - Cedar Rapids. The medical group on file is Radiology Consultants of Iowa, PLC. Dmand AI also links Dr. Dennhardt to 3 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
UnityPoint Health - St. Luke's Hospital - Cedar RapidsRadiology Consultants of Iowa, PLC3 hospitalsNames with a free account2 group practices and clinicsNames with a free account2 medical groupsNames with a free account
See all 10 affiliations for Dr. DennhardtSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Joel Lawrence Dennhardt's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dennhardt practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Medical Center | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Dennhardt practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mercy Medical Center and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Joel Lawrence Dennhardt is one of 299 diagnostic radiologists in Iowa
Diagnostic radiology is Dr. Dennhardt's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Dennhardt is licensed in Iowa.
Specialties and state licenses
- Diagnostic radiology, IowaPrimary
Diagnostic radiologists near Dr. Dennhardt
Counts of diagnostic radiologists with a Dmand AI profile, by place and practice. Each opens the list.
299diagnostic radiologists in Iowa45diagnostic radiologists in Cedar Rapids13diagnostic radiologists at Mercy Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Joel Lawrence Dennhardt billed Medicare for 7,547 services in 2024
CMS data shows 7,547 Medicare services from Dr. Dennhardt across 58 procedure codes in 2024, for 3,793 Medicare patients. Medicare paid $134,591 for them.
Medicare services, 20247,547
Medicare patients3,793
Paid by Medicare$134,591
Procedure codes58
Dr. Dennhardt's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 4,0532024: 4,60814%
- Other services
- 2023: 2,0112024: 2,87043%
- Tests and treatments
- 2023: 722024: 694%
Where Dr. Dennhardt's Medicare services took place, 2024
- In an office3,64048%
- In a facility3,90752%
Dr. Dennhardt compared with the Iowa median for diagnostic radiologists, 2024
- Dr. Dennhardt
- Iowa median
- Medicare services
- 7,547vs 3,0272.5 times
- Medicare patients
- 3,793vs 2,33662% above
Medians across 293 diagnostic radiologists in Iowa with Dmand AI profiles that report each measure.
Dr. Dennhardt'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joel Lawrence Dennhardt treated 3,793 Medicare patients in 2024, average age 75
CMS counts 3,793 Medicare patients who saw Dr. Dennhardt in 2024. The largest group is 65 to 74, with 1,772 patients. 75% of them have high cholesterol, and 74% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.25, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dennhardt's median patient age at 62, with 58% women.
Medicare patients, 20243,793
Average age75
Average risk score1.25
Also on Medicaid8%
Dr. Dennhardt's Medicare patients by age, 2024
Dr. Dennhardt's Medicare patients by sex, 2024
- Women2,34962%
- Men1,44438%
Chronic conditions among Dr. Dennhardt's Medicare patients, 2024
- High cholesterol75%
- High blood pressure74%
- Arthritis58%
- Anxiety30%
- Mood disorders30%
- Depression28%
- Diabetes28%
- Ischemic heart disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dennhardt's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joel Lawrence Dennhardt scored 77 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 77 out of 100 for Dr. Dennhardt for performance year 2024, reported as part of a group. Dr. Dennhardt accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Dennhardt's MIPS scores, performance year 2024
- 77of 100Final score
- 69.7of 100Quality
- 40of 100Improvement Activities
- 80of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Joel Lawrence Dennhardt has 1 publication on record
Dmand AI links 1 paper to Dr. Dennhardt in 2010.
Papers1
Recent publications by Dr. Dennhardt
See who Dr. Dennhardt researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dennhardt works with, so you can find a warm path to the right diagnostic radiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joel Lawrence Dennhardt graduated from University of Tennessee, Hsc, College of Medicine
Dr. Dennhardt graduated from University of Tennessee, Hsc, College of Medicine in 2013.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joel Lawrence Dennhardt'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. Joel Lawrence Dennhardt
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. Joel Lawrence Dennhardt's NPI number?
Dr. Joel Lawrence Dennhardt's NPI number is 1942643200. It was assigned on April 16, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Joel Lawrence Dennhardt?
Dr. Joel Lawrence Dennhardt is a diagnostic radiologist in Cedar Rapids, Iowa. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Joel Lawrence Dennhardt practice?
Dr. Dennhardt practices at 701 10th Street SE, Cedar Rapids, IA 52403. Dr. Dennhardt's primary practice is Mercy Medical Center in Cedar Rapids, Iowa, part of Mercy Medical Center. Dmand AI also links Dr. Dennhardt to 3 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. Joel Lawrence Dennhardt's office phone number?
The practice phone on file for Dr. Dennhardt is (319) 398-6011.
What is Dr. Joel Lawrence Dennhardt's medical license number?
Dr. Dennhardt holds Iowa license R‐10023.
Which hospitals is Dr. Joel Lawrence Dennhardt affiliated with?
Dr. Dennhardt practices at Mercy Medical Center in Cedar Rapids, Iowa. Dr. Dennhardt is also affiliated with UnityPoint Health - St. Luke's Hospital - Cedar Rapids. Dmand AI links Dr. Dennhardt to 3 more hospitals.
What medical group is Dr. Joel Lawrence Dennhardt part of?
Dr. Dennhardt is linked to Radiology Consultants of Iowa, PLC. Dmand AI links Dr. Dennhardt to 2 more medical groups.
Does Dr. Joel Lawrence Dennhardt accept Medicare?
Yes. CMS data shows Dr. Dennhardt billed Medicare for 7,547 services in 2024, and Dr. Dennhardt accepts Medicare assignment.
What is Dr. Joel Lawrence Dennhardt's MIPS score?
Dr. Dennhardt's MIPS final score for performance year 2024 is 77 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joel Lawrence Dennhardt see?
CMS counts 3,793 Medicare patients who saw Dr. Dennhardt in 2024, with an average age of 75.
Show 4 more questionsShow fewer questions
What services does Dr. Joel Lawrence Dennhardt bill to Medicare?
In 2024, Dr. Dennhardt's most billed Medicare services were medical supplies or transport (A9575), diagnostic imaging (72100) and radiation oncology (77080).
Where did Dr. Joel Lawrence Dennhardt go to medical school?
Dr. Dennhardt graduated from University of Tennessee, Hsc, College of Medicine in 2013.
How long has Dr. Joel Lawrence Dennhardt been practicing?
Dr. Dennhardt graduated from medical school in 2013, 13 years ago.
Does Dr. Joel Lawrence Dennhardt do research?
Dmand AI links 1 publication to Dr. Dennhardt.
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