Dr. Nicholas E. Demuro, MD
- Medicare services, 2024
- 41
- Medicare patients, 2024
- 130
- Hospital affiliations
- 2
- Industry payments
- $709
- Medical groups
- 3
- Practice address
- 2323 N Lake Dr, Milwaukee, WI 53211
- Practice phone
- Call (414) 585-1374
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Demuro'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. Nicholas E. Demuro is an anesthesiologist in Milwaukee, Wisconsin
Dr. Demuro practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance.
Dr. Demuro's NPI, 1487971586, was assigned on April 28, 2010. Dr. Demuro holds Wisconsin license 62532-20.
- NPI
- 1487971586NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163649252
- NPI enumeration date
- April 28, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (414) 585-1374
- 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. Nicholas E. Demuro practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin
Dr. Demuro's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus, at 2323 N Lake Dr, Milwaukee, WI 53211 in Milwaukee County. The practice phone is (414) 585-1374.
- Ascension Columbia St. Mary's Hospital - Milwaukee Campus2323 N Lake Dr, Milwaukee, WI 53211 · Milwaukee CountyPhone(414) 585-1374
Source: Dmand AI Affiliation Data
Dr. Nicholas E. Demuro is affiliated with 4 sites of care and 3 medical groups
Dr. Demuro's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Dr. Demuro is also affiliated with MercyOne Des Moines Medical Center. The medical group on file is Ascension Medical Group. Dmand AI also links Dr. Demuro to 2 more medical groups, 1 behavioral health center and 1 clinical lab, 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. Nicholas E. Demuro's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Demuro practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension Columbia St. Mary's Hospital - Milwaukee Campus | Available with a free account |
| +3 more sites and 2 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. Nicholas E. Demuro is one of 1,001 anesthesiologists in Wisconsin
Anesthesiology is Dr. Demuro's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Demuro is licensed in Wisconsin.
Specialties and state licenses
- Anesthesiology, WisconsinPrimary
Anesthesiologists near Dr. Demuro
Counts of anesthesiologists 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. Nicholas E. Demuro billed Medicare for 41 services in 2024
CMS data shows 41 Medicare services from Dr. Demuro across 2 procedure codes in 2024, for 130 Medicare patients. Medicare paid $2,460 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Demuro's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Anesthesia
- 2023: 142024: 41193%
Dr. Demuro compared with the Wisconsin median for anesthesiologists, 2024
- Dr. Demuro
- Wisconsin median
- Medicare services
- 41vs 4815% below
- Medicare patients
- 130vs 1199% above
Medians across 995 anesthesiologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Demuro'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. Demuro?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Demuro and other anesthesiologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nicholas E. Demuro treated 130 Medicare patients in 2024, average age 74
CMS counts 130 Medicare patients who saw Dr. Demuro in 2024. The largest group is 65 to 74, with 58 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.54, 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. Demuro's median patient age at 65, with 59% women.
Dr. Demuro's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Demuro's Medicare patients by sex, 2024
- Women6852%
- Men6248%
Chronic conditions among Dr. Demuro's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Diabetes35%
- Ischemic heart disease35%
- Atrial fibrillation31%
- Chronic kidney disease31%
- Heart failure27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Demuro's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
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. Nicholas E. Demuro takes part in Medicare
Dr. Demuro 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. Nicholas E. Demuro received $709 in industry payments from 2016 to 2025
CMS Open Payments shows 11 general payments to Dr. Demuro from 5 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Mindray DS USA, Inc. paid the most, $309.
General payments to Dr. Demuro by program year, 2016 to 2025
Companies that paid Dr. Demuro 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. Nicholas E. Demuro'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) |
| 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. Nicholas E. Demuro
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. Nicholas E. Demuro's NPI number?
Dr. Nicholas E. Demuro's NPI number is 1487971586. It was assigned on April 28, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Nicholas E. Demuro?
Dr. Nicholas E. Demuro is an anesthesiologist in Milwaukee, Wisconsin. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Where does Dr. Nicholas E. Demuro practice?
Dr. Demuro practices at 2323 N Lake Dr, Milwaukee, WI 53211. Dr. Demuro's primary practice is Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Dr. Demuro to 2 medical groups, 1 behavioral health center and 1 clinical lab.
What is Dr. Nicholas E. Demuro's office phone number?
The practice phone on file for Dr. Demuro is (414) 585-1374.
What is Dr. Nicholas E. Demuro's medical license number?
Dr. Demuro holds Wisconsin license 62532-20.
Which hospitals is Dr. Nicholas E. Demuro affiliated with?
Dr. Demuro practices at Ascension Columbia St. Mary's Hospital - Milwaukee Campus in Milwaukee, Wisconsin. Dr. Demuro is also affiliated with MercyOne Des Moines Medical Center.
What medical group is Dr. Nicholas E. Demuro part of?
Dr. Demuro is linked to Ascension Medical Group. Dmand AI links Dr. Demuro to 2 more medical groups.
Does Dr. Nicholas E. Demuro accept Medicare?
Yes. CMS data shows Dr. Demuro billed Medicare for 41 services in 2024, and Dr. Demuro accepts Medicare assignment.
How many Medicare patients does Dr. Nicholas E. Demuro see?
CMS counts 130 Medicare patients who saw Dr. Demuro in 2024, with an average age of 74.
What services does Dr. Nicholas E. Demuro bill to Medicare?
In 2024, Dr. Demuro's most billed Medicare services were anesthesia (00811) and anesthesia (00731).
Has Dr. Nicholas E. Demuro received payments from drug or device companies?
CMS Open Payments shows $709 in general payments to Dr. Demuro from 5 companies from 2016 to 2025. The largest total came from Mindray DS USA, Inc.
How long has Dr. Nicholas E. Demuro been practicing?
Dr. Demuro graduated from medical school in 2010, 16 years ago.
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