Dr. Marshal J. Mirviss, MD
- Medicare services, 2024
- 863
- Medicare patients, 2024
- 271
- Part D claims, 2024
- 17,369
- MIPS score, 2024
- 75
- Hospital affiliations
- 4
- Practice address
- 400 W River Woods Pkwy, Milwaukee, WI 53212
- Practice phone
- Call (414) 465-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ascension Medical Group
Milwaukee, Wisconsin
Find Dr. Mirviss' 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. Marshal J. Mirviss is an internist in Milwaukee, Wisconsin
Dr. Mirviss practices at Ascension Medical Group in Milwaukee, Wisconsin.
Dr. Mirviss' NPI, 1205820958, was assigned on September 8, 2005. Dr. Mirviss graduated from Medical College of Wisconsin in 1975. Dr. Mirviss holds Wisconsin license 20062.
- NPI
- 1205820958NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0648182303
- NPI enumeration date
- September 8, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (414) 465-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marshal J. Mirviss practices at Ascension Medical Group in Milwaukee, Wisconsin
Dr. Mirviss' primary practice is Ascension Medical Group, at 400 W River Woods Pkwy, Milwaukee, WI 53212 in Milwaukee County. The practice phone is (414) 465-3000.
- Ascension Medical Group400 W River Woods Pkwy, Milwaukee, WI 53212 · Milwaukee CountyPhone(414) 465-3000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Marshal J. Mirviss is affiliated with 8 sites of care and 1 medical group
Dr. Mirviss' primary practice is Ascension Medical Group in Milwaukee, Wisconsin. Dr. Mirviss is also affiliated with Ascension SE Wisconsin Hospital - St. Joseph. The medical group on file is Ascension Medical Group. Dmand AI also links Dr. Mirviss to 3 more hospitals, 2 home health agencies and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Marshal J. Mirviss' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mirviss practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Medical Group | Available with a free account |
| +7 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marshal J. Mirviss is one of 1,675 internists in Wisconsin
Internal medicine is Dr. Mirviss' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Mirviss is licensed in Wisconsin.
Specialties and state licenses
- Internal medicine, WisconsinPrimary
Internists near Dr. Mirviss
Counts of internists 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. Marshal J. Mirviss billed Medicare for 863 services in 2024
CMS data shows 863 Medicare services from Dr. Mirviss across 5 procedure codes in 2024, for 271 Medicare patients. Medicare paid $70,359 for them. Every service was in an office.
Dr. Mirviss' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7932024: 66816%
- Other services
- 2023: 2522024: 16435%
- Tests and treatments
- 2023: 392024: 2049%
- Surgery
- 2023: 172024: 1135%
Dr. Mirviss compared with the Wisconsin median for internists, 2024
- Dr. Mirviss
- Wisconsin median
- Medicare services
- 863vs 45789% above
- Medicare patients
- 271vs 19936% above
- Part D claims
- 16,488vs 43338.1 times
Medians across 1,658 internists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Mirviss' 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. Mirviss and other internists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marshal J. Mirviss treated 271 Medicare patients in 2024, average age 75
CMS counts 271 Medicare patients who saw Dr. Mirviss in 2024. The largest group is 65 to 74, with 112 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 17% are also on Medicaid. Their average risk score is 1.24, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mirviss' median patient age at 73, with 47% women.
Dr. Mirviss' Medicare patients by age, 2024
Dr. Mirviss' Medicare patients by sex, 2024
- Women13550%
- Men13650%
Chronic conditions among Dr. Mirviss' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis41%
- Diabetes31%
- Ischemic heart disease27%
- Anxiety23%
- Atrial fibrillation21%
- Chronic kidney disease20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mirviss' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marshal J. Mirviss wrote 17,369 Medicare Part D claims in 2024
In 2024, Dr. Mirviss wrote 17,369 Medicare Part D claims for 855 patients. 85% of them were for generic drugs. CMS names the drug for 16,488 of them, across 204 drugs with 11 or more claims each, at $1,536,173 in total drug cost. In 2023, CMS named 15,372 claims across 197 drugs.
Dr. Mirviss' Part D claims by kind of drug, 2024
- Generic14,692 claims85%
- Brand-name2,528 claims15%
- Other149 claims1%
Dr. Mirviss' 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. Mirviss' Part D claims, 2024
- Opioids6%1,060 of 17,369 claims
- Antibiotics1%259 of 17,369 claims
- Antipsychotics, patients 65 and over0%75 of 17,369 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: 15,3722024: 16,4887%
Drugs named by CMS: 204 in 2024, 197 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. Marshal J. Mirviss scored 75 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Mirviss for performance year 2024, reported through an alternative payment model (APM). Dr. Mirviss accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Mirviss as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- MIPS final score, 2024
- 75 of 100
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. Marshal J. Mirviss received $2,908 in industry payments from 2016 to 2024
CMS Open Payments shows 222 general payments to Dr. Mirviss from 26 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $400.
General payments to Dr. Mirviss by program year, 2016 to 2024
General payments to Dr. Mirviss by kind, 2016 to 2024
- Food and beverage$2,88699%
- Education$221%
Companies that paid Dr. Mirviss the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marshal J. Mirviss graduated from Medical College of Wisconsin
Dr. Mirviss graduated from Medical College of Wisconsin in 1975.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marshal J. Mirviss'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Marshal J. Mirviss
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. Marshal J. Mirviss' NPI number?
Dr. Marshal J. Mirviss' NPI number is 1205820958. It was assigned on September 8, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Marshal J. Mirviss?
Dr. Marshal J. Mirviss is an internist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Marshal J. Mirviss practice?
Dr. Mirviss practices at 400 W River Woods Pkwy, Milwaukee, WI 53212. Dr. Mirviss' primary practice is Ascension Medical Group in Milwaukee, Wisconsin. Dmand AI also links Dr. Mirviss to 3 hospitals, 2 home health agencies and 1 group practice or clinic.
What is Dr. Marshal J. Mirviss' office phone number?
The practice phone on file for Dr. Mirviss is (414) 465-3000.
What is Dr. Marshal J. Mirviss' medical license number?
Dr. Mirviss holds Wisconsin license 20062.
Which hospitals is Dr. Marshal J. Mirviss affiliated with?
Dr. Mirviss is affiliated with Ascension SE Wisconsin Hospital - St. Joseph. Dmand AI links Dr. Mirviss to 3 more hospitals.
What medical group is Dr. Marshal J. Mirviss part of?
Dr. Mirviss is linked to Ascension Medical Group.
Does Dr. Marshal J. Mirviss accept Medicare?
Yes. CMS data shows Dr. Mirviss billed Medicare for 863 services in 2024, and Dr. Mirviss accepts Medicare assignment.
Does Dr. Marshal J. Mirviss offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Mirviss as offering telehealth services.
What is Dr. Marshal J. Mirviss' MIPS score?
Dr. Mirviss' MIPS final score for performance year 2024 is 75 out of 100, reported through an alternative payment model (APM).
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How many Medicare patients does Dr. Marshal J. Mirviss see?
CMS counts 271 Medicare patients who saw Dr. Mirviss in 2024, with an average age of 75.
What services does Dr. Marshal J. Mirviss bill to Medicare?
In 2024, Dr. Mirviss' most billed Medicare services were office visit, established patient (99214), medicare service (G0439) and medicare service (G0008).
Where did Dr. Marshal J. Mirviss go to medical school?
Dr. Mirviss graduated from Medical College of Wisconsin in 1975.
What drugs does Dr. Marshal J. Mirviss prescribe most?
In 2024 Medicare Part D data, Dr. Mirviss' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Hydrocodone-Acetaminophen.
Has Dr. Marshal J. Mirviss received payments from drug or device companies?
CMS Open Payments shows $2,908 in general payments to Dr. Mirviss from 26 companies from 2016 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Marshal J. Mirviss been practicing?
Dr. Mirviss graduated from medical school in 1975, 51 years ago.
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