Dr. Dennis W. Prohaska, DO
- Medicare services, 2024
- 1,316
- Medicare patients, 2024
- 1,198
- Hospital affiliations
- 7
- Industry payments
- $1,595
- Medical groups
- 10
- Practice address
- 3801 Spring St, Racine, WI 53405
- Practice phone
- Call (262) 687-4011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Prohaska'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. Dennis W. Prohaska is a diagnostic radiologist in Mount Pleasant, Wisconsin
Dr. Prohaska practices at Ascension All Saints Hospital in Racine, Wisconsin, part of Ascension Health Alliance.
Dr. Prohaska's NPI, 1689651010, was assigned on December 28, 2005. Dr. Prohaska graduated from Chicago College of Osteopathy in 2010. Dr. Prohaska holds Indiana license 02004880B.
- NPI
- 1689651010NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3375526494
- NPI enumeration date
- December 28, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (262) 687-4011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dennis W. Prohaska practices at Ascension All Saints Hospital in Racine, Wisconsin
Dr. Prohaska's primary practice is Ascension All Saints Hospital, at 3801 Spring St, Racine, WI 53405 in Racine County. The practice phone is (262) 687-4011.
- Ascension All Saints Hospital3801 Spring St, Racine, WI 53405 · Racine CountyPhone(262) 687-4011
Source: Dmand AI Affiliation Data
Dr. Dennis W. Prohaska is affiliated with 12 sites of care and 10 medical groups
Dr. Prohaska's primary practice is Ascension All Saints Hospital in Racine, Wisconsin, part of Ascension Health Alliance. Dr. Prohaska is also affiliated with Union Hospital. The medical group on file is Premier Radiology Wisconsin. Dmand AI also links Dr. Prohaska to 5 more hospitals, 9 medical groups and 5 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Dennis W. Prohaska's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Prohaska practices, 12 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension All Saints Hospital | Available with a free account |
| +11 more sites and 9 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Dennis W. Prohaska is one of 782 diagnostic radiologists in Wisconsin
Diagnostic radiology is Dr. Prohaska's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dmand AI has Dr. Prohaska's licenses on file in 3 states: Indiana, Illinois and Wisconsin.
Specialties and state licenses
- Diagnostic radiology, IndianaPrimary
- Emergency medicine, Illinois
- Physician assistant, Wisconsin
Diagnostic radiologists near Dr. Prohaska
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. Dennis W. Prohaska billed Medicare for 1,316 services in 2024
CMS data shows 1,316 Medicare services from Dr. Prohaska across 39 procedure codes in 2024, for 1,198 Medicare patients. Medicare paid $41,118 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Prohaska's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 2,0742024: 1,19342%
- Surgery
- 2023: 2662024: 10561%
- Tests and treatments
- 2023: 342024: 1847%
Dr. Prohaska compared with the Wisconsin median for diagnostic radiologists, 2024
- Dr. Prohaska
- Wisconsin median
- Medicare services
- 1,316vs 1,83628% below
- Medicare patients
- 1,198vs 1,41415% below
Medians across 758 diagnostic radiologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Prohaska'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.
Need commercial claims for Dr. Prohaska?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Prohaska and other diagnostic radiologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dennis W. Prohaska treated 1,198 Medicare patients in 2024, average age 74
CMS counts 1,198 Medicare patients who saw Dr. Prohaska in 2024. The largest group is 65 to 74, with 498 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.97, 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. Prohaska's median patient age at 70, with 59% women.
Dr. Prohaska's Medicare patients by age, 2024
Dr. Prohaska's Medicare patients by sex, 2024
- Women75263%
- Men44637%
Chronic conditions among Dr. Prohaska's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis54%
- Ischemic heart disease42%
- Diabetes38%
- Mood disorders37%
- COPD36%
- Chronic kidney disease36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Prohaska's 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
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Dennis W. Prohaska takes part in Medicare
Dr. Prohaska 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. Dennis W. Prohaska received $1,595 in industry payments from 2018 to 2025
CMS Open Payments shows 25 general payments to Dr. Prohaska from 8 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Penumbra, Inc. paid the most, $381.
General payments to Dr. Prohaska by program year, 2018 to 2025
Companies that paid Dr. Prohaska the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dennis W. Prohaska graduated from Chicago College of Osteopathy
Dr. Prohaska graduated from Chicago College of Osteopathy in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dennis W. Prohaska'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Dennis W. Prohaska
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. Dennis W. Prohaska's NPI number?
Dr. Dennis W. Prohaska's NPI number is 1689651010. It was assigned on December 28, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Dennis W. Prohaska?
Dr. Dennis W. Prohaska is a diagnostic radiologist in Mount Pleasant, Wisconsin. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Dennis W. Prohaska practice?
Dr. Prohaska practices at 3801 Spring St, Racine, WI 53405. Dr. Prohaska's primary practice is Ascension All Saints Hospital in Racine, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Dr. Prohaska to 5 hospitals, 9 medical groups and 5 group practices and clinics.
What is Dr. Dennis W. Prohaska's office phone number?
The practice phone on file for Dr. Prohaska is (262) 687-4011.
What is Dr. Dennis W. Prohaska's medical license number?
Dr. Prohaska holds Indiana license 02004880B, one of the licenses on file in 3 states.
Which states has Dr. Dennis W. Prohaska been licensed in?
Dmand AI has state licenses on file for Dr. Prohaska in Indiana, Illinois and Wisconsin.
Which hospitals is Dr. Dennis W. Prohaska affiliated with?
Dr. Prohaska practices at Ascension All Saints Hospital in Racine, Wisconsin. Dr. Prohaska is also affiliated with Union Hospital. Dmand AI links Dr. Prohaska to 5 more hospitals.
What medical group is Dr. Dennis W. Prohaska part of?
Dr. Prohaska is linked to Premier Radiology Wisconsin. Dmand AI links Dr. Prohaska to 9 more medical groups.
Does Dr. Dennis W. Prohaska accept Medicare?
Yes. CMS data shows Dr. Prohaska billed Medicare for 1,316 services in 2024, and Dr. Prohaska accepts Medicare assignment.
How many Medicare patients does Dr. Dennis W. Prohaska see?
CMS counts 1,198 Medicare patients who saw Dr. Prohaska in 2024, with an average age of 74.
Show 4 more questionsShow fewer questions
What services does Dr. Dennis W. Prohaska bill to Medicare?
In 2024, Dr. Prohaska's most billed Medicare services were radiation oncology (77080), diagnostic imaging (71045) and diagnostic imaging (70450).
Where did Dr. Dennis W. Prohaska go to medical school?
Dr. Prohaska graduated from Chicago College of Osteopathy in 2010.
Has Dr. Dennis W. Prohaska received payments from drug or device companies?
CMS Open Payments shows $1,595 in general payments to Dr. Prohaska from 8 companies from 2018 to 2025. The largest total came from Penumbra, Inc.
How long has Dr. Dennis W. Prohaska been practicing?
Dr. Prohaska graduated from medical school in 2010, 16 years ago.
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