Dr. Mark A. Girzadas, MD
- Medicare services, 2024
- 1,112
- Medicare patients, 2024
- 616
- Part D claims, 2024
- 3,284
- Hospital affiliations
- 3
- Medical groups
- 3
- Practice address
- 2900 W Oklahoma Ave, Milwaukee, WI 53215
- Practice phone
- Call (414) 649-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Girzadas' 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. Mark A. Girzadas is a cardiologist in Milwaukee, Wisconsin
Dr. Girzadas practices at Aurora St. Luke's Medical Center in Milwaukee, Wisconsin, part of Advocate Health.
Dr. Girzadas' NPI, 1992842272, was assigned on January 30, 2007. Dr. Girzadas holds Wisconsin license 54058020.
- NPI
- 1992842272NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103941687
- NPI enumeration date
- January 30, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 649-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mark A. Girzadas practices at Aurora St. Luke's Medical Center in Milwaukee, Wisconsin
Dr. Girzadas' primary practice is Aurora St. Luke's Medical Center, at 2900 W Oklahoma Ave, Milwaukee, WI 53215 in Milwaukee County. The practice phone is (414) 649-6000.
- Aurora St. Luke's Medical Center2900 W Oklahoma Ave, Milwaukee, WI 53215 · Milwaukee CountyPhone(414) 649-6000
Source: Dmand AI Affiliation Data
Dr. Mark A. Girzadas is affiliated with 6 sites of care and 3 medical groups
Dr. Girzadas' primary practice is Aurora St. Luke's Medical Center in Milwaukee, Wisconsin, part of Advocate Health. Dr. Girzadas is also affiliated with Aurora West Allis Medical Center. The medical group on file is Aurora Medical Group. Dmand AI also links Dr. Girzadas to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 therapy and rehab clinic, 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. Mark A. Girzadas' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Girzadas practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Aurora St. Luke's Medical Center | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Mark A. Girzadas is one of 354 cardiologists in Wisconsin
Cardiovascular disease is Dr. Girzadas' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Girzadas is licensed in Wisconsin.
Specialties and state licenses
- Cardiovascular disease, WisconsinPrimary
Cardiologists near Dr. Girzadas
Counts of cardiologists 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. Mark A. Girzadas billed Medicare for 1,112 services in 2024
CMS data shows 1,112 Medicare services from Dr. Girzadas across 12 procedure codes in 2024, for 616 Medicare patients. Medicare paid $42,482 for them.
Dr. Girzadas' Medicare services by type, 2024
- Tests and treatments781
- Office and hospital visits275
- Imaging56
Where Dr. Girzadas' Medicare services took place, 2024
- In an office15214%
- In a facility96086%
Dr. Girzadas compared with the Wisconsin median for cardiologists, 2024
- Dr. Girzadas
- Wisconsin median
- Medicare services
- 1,112vs 1,124Close to median
- Medicare patients
- 616vs 79222% below
- Part D claims
- 3,133vs 1,1542.7 times
Medians across 359 cardiologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Girzadas' 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. Girzadas and other cardiologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mark A. Girzadas treated 616 Medicare patients in 2024, average age 74
CMS counts 616 Medicare patients who saw Dr. Girzadas in 2024. The largest group is 65 to 74, with 240 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.26, 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. Girzadas' median patient age at 66, with 54% women.
Dr. Girzadas' Medicare patients by age, 2024
Dr. Girzadas' Medicare patients by sex, 2024
- Women33454%
- Men28246%
Chronic conditions among Dr. Girzadas' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease57%
- Arthritis54%
- Heart failure51%
- Chronic kidney disease48%
- Diabetes41%
- Mood disorders38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Girzadas' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Mark A. Girzadas wrote 3,284 Medicare Part D claims in 2024
In 2024, Dr. Girzadas wrote 3,284 Medicare Part D claims for 471 patients. 83% of them were for generic drugs. CMS names the drug for 3,133 of them, across 36 drugs with 11 or more claims each, at $660,993 in total drug cost.
Dr. Girzadas' Part D claims by kind of drug, 2024
- Generic2,723 claims83%
- Brand-name561 claims17%
Dr. Girzadas' 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.
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
How Dr. Mark A. Girzadas takes part in Medicare
Dr. Girzadas 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. Mark A. Girzadas'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 National Downloadable File (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. Mark A. Girzadas
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. Mark A. Girzadas' NPI number?
Dr. Mark A. Girzadas' NPI number is 1992842272. It was assigned on January 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark A. Girzadas?
Dr. Mark A. Girzadas is a cardiologist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Mark A. Girzadas practice?
Dr. Girzadas practices at 2900 W Oklahoma Ave, Milwaukee, WI 53215. Dr. Girzadas' primary practice is Aurora St. Luke's Medical Center in Milwaukee, Wisconsin, part of Advocate Health. Dmand AI also links Dr. Girzadas to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 therapy and rehab clinic.
What is Dr. Mark A. Girzadas' office phone number?
The practice phone on file for Dr. Girzadas is (414) 649-6000.
What is Dr. Mark A. Girzadas' medical license number?
Dr. Girzadas holds Wisconsin license 54058020.
Which hospitals is Dr. Mark A. Girzadas affiliated with?
Dr. Girzadas practices at Aurora St. Luke's Medical Center in Milwaukee, Wisconsin. Dr. Girzadas is also affiliated with Aurora West Allis Medical Center. Dmand AI links Dr. Girzadas to 1 more hospital.
What medical group is Dr. Mark A. Girzadas part of?
Dr. Girzadas is linked to Aurora Medical Group. Dmand AI links Dr. Girzadas to 2 more medical groups.
Does Dr. Mark A. Girzadas accept Medicare?
Yes. CMS data shows Dr. Girzadas billed Medicare for 1,112 services in 2024, and Dr. Girzadas accepts Medicare assignment.
How many Medicare patients does Dr. Mark A. Girzadas see?
CMS counts 616 Medicare patients who saw Dr. Girzadas in 2024, with an average age of 74.
What services does Dr. Mark A. Girzadas bill to Medicare?
In 2024, Dr. Girzadas' most billed Medicare services were heart test or procedure (93306), heart test or procedure (93356) and office visit, established patient (99213).
What drugs does Dr. Mark A. Girzadas prescribe most?
In 2024 Medicare Part D data, Dr. Girzadas' most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.
How long has Dr. Mark A. Girzadas been practicing?
Dr. Girzadas graduated from medical school in 2004, 22 years ago.
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