Dr. Douglas William Mielke, MD
- Medicare services, 2024
- 2,236
- Medicare patients, 2024
- 787
- Part D claims, 2024
- 5,646
- Industry payments
- $1,406
- Affiliated sites
- 2
- Practice address
- 5045 W Grande Market Dr, Appleton, WI 54913
- Practice phone
- Call (920) 886-9380
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Heart and Vascular Institute of Wisconsin
Appleton, Wisconsin
Find Dr. Mielke'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. Douglas William Mielke is an interventional cardiologist in Appleton, Wisconsin
Dr. Mielke practices at Heart and Vascular Institute of Wisconsin in Appleton, Wisconsin.
Dr. Mielke's NPI, 1104878149, was assigned on May 17, 2006. Dr. Mielke graduated from University of Wisconsin School of Medicine in 1987. Dr. Mielke holds Wisconsin license 35277-020.
- NPI
- 1104878149NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9436062445
- NPI enumeration date
- May 17, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 886-9380
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Douglas William Mielke practices at Heart and Vascular Institute of Wisconsin in Appleton, Wisconsin
Dr. Mielke's primary practice is Heart and Vascular Institute of Wisconsin, at 5045 W Grande Market Dr, Appleton, WI 54913 in Outagamie County. The practice phone is (920) 886-9380.
- Heart and Vascular Institute of Wisconsin5045 W Grande Market Dr, Appleton, WI 54913 · Outagamie CountyPhone(920) 886-9380
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Douglas William Mielke is affiliated with 3 sites of care and 3 medical groups
Dr. Mielke's primary practice is Heart and Vascular Institute of Wisconsin in Appleton, Wisconsin. The medical group on file is Ascension Medical Group WI - Main Street - Family Medicine. Dmand AI also links Dr. Mielke to 2 more group practices and clinics and 2 medical groups, 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. Douglas William Mielke's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mielke practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Heart and Vascular Institute of Wisconsin | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Douglas William Mielke is one of 120 interventional cardiologists in Wisconsin
Interventional cardiology is Dr. Mielke's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Mielke is licensed in Wisconsin.
Specialties and state licenses
- Interventional cardiology, WisconsinPrimary
Interventional cardiologists near Dr. Mielke
Counts of interventional 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. Douglas William Mielke billed Medicare for 2,236 services in 2024
CMS data shows 2,236 Medicare services from Dr. Mielke across 22 procedure codes in 2024, for 787 Medicare patients. Medicare paid $103,253 for them.
Dr. Mielke's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 7912024: 7495%
- Drugs given in the office
- 2023: 3732024: 57855%
- Tests and treatments
- 2023: 5482024: 5421%
- Lab and pathology
- 2023: 2432024: 2315%
- Surgery
- 2023: 922024: 10716%
- Other services
- 2023: 712024: 2959%
- Imaging
- 2023: 182024: 0100%
Where Dr. Mielke's Medicare services took place, 2024
- In an office2,18398%
- In a facility532%
Dr. Mielke compared with the Wisconsin median for interventional cardiologists, 2024
- Dr. Mielke
- Wisconsin median
- Medicare services
- 2,236vs 1,28774% above
- Medicare patients
- 787vs 67217% above
- Part D claims
- 5,485vs 1,8203.0 times
Medians across 120 interventional cardiologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Mielke'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mielke and other interventional cardiologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Douglas William Mielke treated 787 Medicare patients in 2024, average age 76
CMS counts 787 Medicare patients who saw Dr. Mielke in 2024. The largest group is 65 to 74, with 347 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.49, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Mielke's median patient age at 74, with 41% women.
Dr. Mielke's Medicare patients by age, 2024
Dr. Mielke's Medicare patients by sex, 2024
- Women33743%
- Men45057%
Chronic conditions among Dr. Mielke's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease55%
- Atrial fibrillation50%
- Arthritis45%
- Diabetes35%
- Heart failure35%
- Chronic kidney disease33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Mielke's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Douglas William Mielke wrote 5,646 Medicare Part D claims in 2024
In 2024, Dr. Mielke wrote 5,646 Medicare Part D claims for 914 patients. 77% of them were for generic drugs. CMS names the drug for 5,485 of them, across 44 drugs with 11 or more claims each, at $1,533,430 in total drug cost. In 2023, CMS named 5,436 claims across 46 drugs.
Dr. Mielke's Part D claims by kind of drug, 2024
- Generic4,366 claims77%
- Brand-name1,280 claims23%
Dr. Mielke'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 Dr. Mielke's Part D claims, 2024
- Antibiotics0%21 of 5,646 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: 5,4362024: 5,4851%
Drugs named by CMS: 44 in 2024, 46 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 Dr. Douglas William Mielke takes part in Medicare
Dr. Mielke 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. Douglas William Mielke received $1,406 in industry payments from 2016 to 2025
CMS Open Payments shows 51 general payments to Dr. Mielke from 21 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 94% of the total. Novartis Pharmaceuticals Corporation paid the most, $440.
General payments to Dr. Mielke by program year, 2016 to 2025
General payments to Dr. Mielke by kind, 2016 to 2025
- Food and beverage$1,32094%
- Education$866%
Companies that paid Dr. Mielke the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Douglas William Mielke graduated from University of Wisconsin School of Medicine
Dr. Mielke graduated from University of Wisconsin School of Medicine in 1987.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Douglas William Mielke'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) |
| 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. Douglas William Mielke
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. Douglas William Mielke's NPI number?
Dr. Douglas William Mielke's NPI number is 1104878149. It was assigned on May 17, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Douglas William Mielke?
Dr. Douglas William Mielke is an interventional cardiologist in Appleton, Wisconsin. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Douglas William Mielke practice?
Dr. Mielke practices at 5045 W Grande Market Dr, Appleton, WI 54913. Dr. Mielke's primary practice is Heart and Vascular Institute of Wisconsin in Appleton, Wisconsin. Dmand AI also links Dr. Mielke to 2 group practices and clinics and 2 medical groups.
What is Dr. Douglas William Mielke's office phone number?
The practice phone on file for Dr. Mielke is (920) 886-9380.
What is Dr. Douglas William Mielke's medical license number?
Dr. Mielke holds Wisconsin license 35277-020.
What medical group is Dr. Douglas William Mielke part of?
Dr. Mielke is linked to Ascension Medical Group WI - Main Street - Family Medicine. Dmand AI links Dr. Mielke to 2 more medical groups.
Does Dr. Douglas William Mielke accept Medicare?
Yes. CMS data shows Dr. Mielke billed Medicare for 2,236 services in 2024, and Dr. Mielke accepts Medicare assignment.
How many Medicare patients does Dr. Douglas William Mielke see?
CMS counts 787 Medicare patients who saw Dr. Mielke in 2024, with an average age of 76.
What services does Dr. Douglas William Mielke bill to Medicare?
In 2024, Dr. Mielke's most billed Medicare services were injected or infused drug (J2704), office visit, established patient (99214) and heart test or procedure (93306).
Where did Dr. Douglas William Mielke go to medical school?
Dr. Mielke graduated from University of Wisconsin School of Medicine in 1987.
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What drugs does Dr. Douglas William Mielke prescribe most?
In 2024 Medicare Part D data, Dr. Mielke's most prescribed drugs by claims were Metoprolol Succinate, Eliquis and Furosemide.
Has Dr. Douglas William Mielke received payments from drug or device companies?
CMS Open Payments shows $1,406 in general payments to Dr. Mielke from 21 companies from 2016 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Dr. Douglas William Mielke been practicing?
Dr. Mielke graduated from medical school in 1987, 39 years ago.
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