Dr. Michael J. Dirkx, DO
- Medicare services, 2024
- 704
- Medicare patients, 2024
- 298
- Part D claims, 2024
- 559
- Hospital affiliations
- 5
- Industry payments
- $24,429
- Practice address
- 311 South Clark Street, Carroll, IA 51401
- Practice phone
- Call (712) 792-3581
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Dirkx'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. Michael J. Dirkx is an orthopedic surgeon in Carroll, Iowa
Dr. Dirkx practices at St. Anthony Regional Hospital in Carroll, Iowa, part of St. Anthony Regional Hospital and Nursing Home.
Dr. Dirkx's NPI, 1427408582, was assigned on June 20, 2016. Dr. Dirkx holds Michigan license 5101022585.
- NPI
- 1427408582NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759674443
- NPI enumeration date
- June 20, 2016
- NPI status
- Active
- Practice phone
- (712) 792-3581
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael J. Dirkx practices at St. Anthony Regional Hospital in Carroll, Iowa
Dr. Dirkx's primary practice is St. Anthony Regional Hospital, at 311 South Clark Street, Carroll, IA 51401 in Carroll County. The practice phone is (712) 792-3581.
- St. Anthony Regional Hospital311 South Clark Street, Carroll, IA 51401 · Carroll CountyPhone(712) 792-3581
Source: Dmand AI Affiliation Data
Dr. Michael J. Dirkx is affiliated with 6 sites of care and 5 medical groups
Dr. Dirkx's primary practice is St. Anthony Regional Hospital in Carroll, Iowa, part of St. Anthony Regional Hospital and Nursing Home. Dr. Dirkx is also affiliated with Stewart Memorial Hospital and Clinics. The medical group on file is Sports Rehab. Dmand AI also links Dr. Dirkx to 3 more hospitals, 4 medical groups and 1 home health agency, each named with a free account. Dr. Dirkx'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. Michael J. Dirkx's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dirkx practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. Anthony Regional Hospital | Available with a free account |
| +5 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across St. Anthony Regional Hospital and Nursing Home and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Michael J. Dirkx is one of 219 orthopedic surgeons in Iowa
Orthopaedic surgery is Dr. Dirkx's primary specialty in the NPI Registry, under taxonomy code 207X00000X. Dr. Dirkx is licensed in Michigan.
Specialties and state licenses
- Orthopaedic surgery, MichiganPrimary
Orthopedic surgeons near Dr. Dirkx
Counts of orthopedic surgeons 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. Michael J. Dirkx billed Medicare for 704 services in 2024
CMS data shows 704 Medicare services from Dr. Dirkx across 17 procedure codes in 2024, for 298 Medicare patients. Medicare paid $41,189 for them.
Dr. Dirkx's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6652024: 24463%
- Surgery
- 2023: 4412024: 19656%
- Imaging
- 2023: 3842024: 15161%
- Drugs given in the office
- 2023: 1402024: 11319%
Where Dr. Dirkx's Medicare services took place, 2024
- In an office12818%
- In a facility57682%
Dr. Dirkx compared with the Iowa median for orthopedic surgeons, 2024
- Dr. Dirkx
- Iowa median
- Medicare services
- 704vs 1,02631% below
- Medicare patients
- 298vs 285Close to median
- Part D claims
- 504vs 1005.0 times
Medians across 221 orthopedic surgeons in Iowa with Dmand AI profiles that report each measure.
Dr. Dirkx'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dirkx and other orthopedic surgeons in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael J. Dirkx treated 298 Medicare patients in 2024, average age 76
CMS counts 298 Medicare patients who saw Dr. Dirkx in 2024. The largest group is 65 to 74, with 126 patients. 75% of them have high blood pressure, and 71% have arthritis. 6% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Dirkx's median patient age at 71, with 57% women.
Dr. Dirkx's Medicare patients by age, 2024
Dr. Dirkx's Medicare patients by sex, 2024
- Women18562%
- Men11338%
Chronic conditions among Dr. Dirkx's Medicare patients, 2024
- High blood pressure75%
- Arthritis71%
- High cholesterol67%
- Diabetes29%
- Mood disorders25%
- Anxiety24%
- Chronic kidney disease24%
- Depression23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dirkx's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael J. Dirkx wrote 559 Medicare Part D claims in 2024
In 2024, Dr. Dirkx wrote 559 Medicare Part D claims for 175 patients. 99% of them were for generic drugs. CMS names the drug for 504 of them, across 10 drugs with 11 or more claims each, at $3,742 in total drug cost. In 2023, CMS named 417 claims across 10 drugs.
Dr. Dirkx's Part D claims by kind of drug, 2024
- Generic556 claims99%
- Brand-name and other3 claims1%
Dr. Dirkx'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. Dirkx's Part D claims, 2024
- Opioids37%208 of 559 claims
- Antibiotics9%48 of 559 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: 4172024: 50421%
Drugs named by CMS: 10 in 2024, 10 in 2023.
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. Michael J. Dirkx ranks in the 51st percentile for hip replacement in Medicare
CMS counts 11 procedures of hip replacement by Dr. Dirkx, more than 51% of the clinicians it reports for that procedure.
Where Dr. Dirkx ranks in Medicare procedure volume
- Hip replacement
- 51st percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Knee replacement: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Source: Doctors and Clinicians Utilization Data (CMS)
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Dr. Michael J. Dirkx received $24,429 in industry payments from 2016 to 2025
CMS Open Payments shows 202 general payments to Dr. Dirkx from 17 drug and device companies from 2016 to 2025. Education make up the largest share, 50% of the total. Pinnacle, Inc paid the most, $8,229.
General payments to Dr. Dirkx by program year, 2016 to 2025
General payments to Dr. Dirkx by kind, 2016 to 2025
- Education$12,20750%
- Food and beverage$6,77628%
- Travel and lodging$5,44622%
Companies that paid Dr. Dirkx the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Michael J. Dirkx'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) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians Utilization Data (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. Michael J. Dirkx
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. Michael J. Dirkx's NPI number?
Dr. Michael J. Dirkx's NPI number is 1427408582. It was assigned on June 20, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael J. Dirkx?
Dr. Michael J. Dirkx is an orthopedic surgeon in Carroll, Iowa. The primary specialty in the NPI Registry is Orthopaedic Surgery Physician (taxonomy code 207X00000X).
Where does Dr. Michael J. Dirkx practice?
Dr. Dirkx practices at 311 South Clark Street, Carroll, IA 51401. Dr. Dirkx's primary practice is St. Anthony Regional Hospital in Carroll, Iowa, part of St. Anthony Regional Hospital and Nursing Home. Dmand AI also links Dr. Dirkx to 3 hospitals, 4 medical groups and 1 home health agency.
What is Dr. Michael J. Dirkx's office phone number?
The practice phone on file for Dr. Dirkx is (712) 792-3581.
What is Dr. Michael J. Dirkx's medical license number?
Dr. Dirkx holds Michigan license 5101022585.
Which hospitals is Dr. Michael J. Dirkx affiliated with?
Dr. Dirkx practices at St. Anthony Regional Hospital in Carroll, Iowa. Dr. Dirkx is also affiliated with Stewart Memorial Hospital and Clinics. Dmand AI links Dr. Dirkx to 3 more hospitals.
What medical group is Dr. Michael J. Dirkx part of?
Dr. Dirkx is linked to Sports Rehab. Dmand AI links Dr. Dirkx to 4 more medical groups.
Does Dr. Michael J. Dirkx accept Medicare?
Yes. CMS data shows Dr. Dirkx billed Medicare for 704 services in 2024.
How many Medicare patients does Dr. Michael J. Dirkx see?
CMS counts 298 Medicare patients who saw Dr. Dirkx in 2024, with an average age of 76.
What services does Dr. Michael J. Dirkx bill to Medicare?
In 2024, Dr. Dirkx's most billed Medicare services were office visit, established patient (99213), surgery: bones and joints (20610) and injected or infused drug (J3301).
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What drugs does Dr. Michael J. Dirkx prescribe most?
In 2024 Medicare Part D data, Dr. Dirkx's most prescribed drugs by claims were Oxycodone HCl, Mupirocin and Celecoxib.
Has Dr. Michael J. Dirkx received payments from drug or device companies?
CMS Open Payments shows $24,429 in general payments to Dr. Dirkx from 17 companies from 2016 to 2025. The largest total came from Pinnacle, Inc.
How long has Dr. Michael J. Dirkx been practicing?
Dr. Dirkx graduated from medical school in 2016, 10 years ago.
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