Colleen A. Marx, NP
- Medicare services, 2024
- 619
- Medicare patients, 2024
- 243
- Part D claims, 2024
- 9,098
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 2300 Western Ave, Manitowoc, WI 54220
- Practice phone
- Call (920) 320-2011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Froedtert Holy Family Memorial Hospital - Urgent Care
Urgent Care Center · Manitowoc, Wisconsin
Find Colleen Marx's professional email, personal email and mobile number
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Colleen A. Marx is an emergency medicine physician in Manitowoc, Wisconsin
Colleen Marx practices at Froedtert Holy Family Memorial Hospital - Urgent Care in Manitowoc, Wisconsin.
Colleen Marx's NPI, 1891808242, was assigned on August 17, 2006. Colleen Marx holds Wisconsin license 2149-033.
- NPI
- 1891808242NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244135655
- NPI enumeration date
- August 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 320-2011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Colleen A. Marx practices at Froedtert Holy Family Memorial Hospital - Urgent Care in Manitowoc, Wisconsin
Colleen Marx's primary practice is Froedtert Holy Family Memorial Hospital - Urgent Care, at 2300 Western Ave, Manitowoc, WI 54220. The practice phone is (920) 320-2011.
- Froedtert Holy Family Memorial Hospital - Urgent Care2300 Western Ave, Manitowoc, WI 54220Phone(920) 320-2011
Source: Dmand AI Affiliation Data
Colleen A. Marx is affiliated with 3 sites of care and 1 medical group
Colleen Marx's primary practice is Froedtert Holy Family Memorial Hospital - Urgent Care in Manitowoc, Wisconsin. Colleen Marx is also affiliated with Froedtert Holy Family Memorial Hospital. The medical group on file is Froedtert Northeast Medical Group. Dmand AI also links Colleen Marx to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Colleen A. Marx's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Colleen Marx practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Froedtert Holy Family Memorial Hospital - Urgent Care | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Colleen A. Marx is one of 1,211 emergency medicine physicians in Wisconsin
Emergency medicine is Colleen Marx's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Colleen Marx is licensed in Wisconsin.
Specialties and state licenses
- Emergency medicine, WisconsinPrimary
Emergency medicine physicians near Colleen Marx
Counts of emergency medicine physicians 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
Colleen A. Marx billed Medicare for 619 services in 2024
CMS data shows 619 Medicare services from Colleen Marx across 11 procedure codes in 2024, for 243 Medicare patients. Medicare paid $40,242 for them. Every service was in an office.
Colleen Marx's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2722024: 34125%
- Other services
- 2023: 1182024: 17649%
- Tests and treatments
- 2023: 922024: 10211%
Colleen Marx compared with the Wisconsin median for emergency medicine physicians, 2024
- Colleen Marx
- Wisconsin median
- Medicare services
- 619vs 2462.5 times
- Medicare patients
- 243vs 22110% above
- Part D claims
- 8,435vs 57148.0 times
Medians across 1,249 emergency medicine physicians in Wisconsin with Dmand AI profiles that report each measure.
Colleen Marx'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Colleen A. Marx treated 243 Medicare patients in 2024, average age 72
CMS counts 243 Medicare patients who saw Colleen Marx in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Colleen Marx's median patient age at 66, with 66% women.
Colleen Marx's Medicare patients by age, 2024
Colleen Marx's Medicare patients by sex, 2024
- Women16066%
- Men8334%
Chronic conditions among Colleen Marx's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis43%
- Diabetes26%
- Anxiety25%
- Chronic kidney disease25%
- Mood disorders23%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Colleen Marx's 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
- Women66%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Colleen A. Marx wrote 9,098 Medicare Part D claims in 2024
In 2024, Colleen Marx wrote 9,098 Medicare Part D claims for 726 patients. 88% of them were for generic drugs. CMS names the drug for 8,435 of them, across 144 drugs with 11 or more claims each, at $447,938 in total drug cost. In 2023, CMS named 5,987 claims across 123 drugs.
Colleen Marx's Part D claims by kind of drug, 2024
- Generic8,013 claims88%
- Brand-name1,034 claims11%
- Other51 claims1%
Colleen Marx'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 Colleen Marx's Part D claims, 2024
- Opioids2%194 of 9,098 claims
- Antibiotics3%281 of 9,098 claims
- Antipsychotics, patients 65 and over0%20 of 9,098 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: 5,9872024: 8,43541%
Drugs named by CMS: 144 in 2024, 123 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
How Colleen A. Marx takes part in Medicare
Colleen Marx 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 Colleen A. Marx'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 Colleen A. Marx
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Colleen A. Marx's NPI number?
Colleen A. Marx's NPI number is 1891808242. It was assigned on August 17, 2006, and it is active in the NPI Registry.
What does Colleen A. Marx specialize in?
Colleen A. Marx is an emergency medicine physician in Manitowoc, Wisconsin. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Colleen A. Marx practice?
Colleen Marx practices at 2300 Western Ave, Manitowoc, WI 54220. Colleen Marx's primary practice is Froedtert Holy Family Memorial Hospital - Urgent Care in Manitowoc, Wisconsin. Dmand AI also links Colleen Marx to 1 group practice or clinic.
What is Colleen A. Marx's office phone number?
The practice phone on file for Colleen Marx is (920) 320-2011.
What is Colleen A. Marx's medical license number?
Colleen Marx holds Wisconsin license 2149-033.
Which hospitals is Colleen A. Marx affiliated with?
Colleen Marx is affiliated with Froedtert Holy Family Memorial Hospital.
What medical group is Colleen A. Marx part of?
Colleen Marx is linked to Froedtert Northeast Medical Group.
Does Colleen A. Marx accept Medicare?
Yes. CMS data shows Colleen Marx billed Medicare for 619 services in 2024, and Colleen Marx accepts Medicare assignment.
How many Medicare patients does Colleen A. Marx see?
CMS counts 243 Medicare patients who saw Colleen Marx in 2024, with an average age of 72.
What services does Colleen A. Marx bill to Medicare?
In 2024, Colleen Marx's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and medicare service (G0439).
What drugs does Colleen A. Marx prescribe most?
In 2024 Medicare Part D data, Colleen Marx's most prescribed drugs by claims were Atorvastatin Calcium, Omeprazole and Lisinopril.
How long has Colleen A. Marx been practicing?
Colleen Marx graduated from medical school in 2002, 24 years ago.
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