Dr. David J. Hoyer, MD
- Medicare services, 2019
- 130
- Part D claims, 2024
- 345
- Hospital affiliations
- 2
- Industry payments
- $19
- Medical groups
- 2
- Practice address
- 820 Arbutus Ave, Oconto, WI 54153
- Practice phone
- Call (920) 835-1101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hoyer's professional email, personal email and mobile number
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Dr. David J. Hoyer is an emergency medicine physician in Oconto, Wisconsin
Dr. Hoyer practices at Bellin Health Oconto Hospital in Oconto, Wisconsin, part of Emplify Health.
Dr. Hoyer's NPI, 1629051164, was assigned on November 29, 2005. Dr. Hoyer graduated from University of Wisconsin School of Medicine in 1999. Dr. Hoyer holds Wisconsin license 43603-020.
- NPI
- 1629051164NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678542487
- NPI enumeration date
- November 29, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 835-1101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David J. Hoyer practices at Bellin Health Oconto Hospital in Oconto, Wisconsin
Dr. Hoyer's primary practice is Bellin Health Oconto Hospital, at 820 Arbutus Ave, Oconto, WI 54153 in Oconto County. The practice phone is (920) 835-1101.
- Bellin Health Oconto Hospital820 Arbutus Ave, Oconto, WI 54153 · Oconto CountyPhone(920) 835-1101
Source: Dmand AI Affiliation Data
Dr. David J. Hoyer is affiliated with 2 sites of care and 2 medical groups
Dr. Hoyer's primary practice is Bellin Health Oconto Hospital in Oconto, Wisconsin, part of Emplify Health. Dr. Hoyer is also affiliated with Emplify Health Green Bay Hospital. The medical group on file is Bellin Health Oconto Hospital. Dmand AI also links Dr. Hoyer to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David J. Hoyer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hoyer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bellin Health Oconto Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. David J. Hoyer is one of 1,211 emergency medicine physicians in Wisconsin
Emergency medicine is Dr. Hoyer's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Hoyer is licensed in Wisconsin.
Specialties and state licenses
- Emergency medicine, WisconsinPrimary
Emergency medicine physicians near Dr. Hoyer
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
Dr. David J. Hoyer billed Medicare for 130 services in 2019
CMS data shows 130 Medicare services from Dr. Hoyer across 4 procedure codes in 2019. Medicare paid $13,914 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Hoyer's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 2662019: 13051%
Dr. Hoyer compared with the Wisconsin median for emergency medicine physicians, 2019
- Dr. Hoyer
- Wisconsin median
- Medicare services
- 130vs 24647% below
- Part D claims
- 205vs 573.6 times
Medians across 1,249 emergency medicine physicians in Wisconsin with Dmand AI profiles that report each measure.
Dr. Hoyer's most billed Medicare procedure codes, 2019
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. Hoyer and other emergency medicine physicians in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David J. Hoyer's patients have a median age of 54
Across all payers, Dmand AI patient panel data puts Dr. Hoyer's median patient age at 54, with 54% women.
Dr. Hoyer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women54%
- Men46%
Source: Dmand AI Patient Panel Data
Dr. David J. Hoyer wrote 345 Medicare Part D claims in 2024
In 2024, Dr. Hoyer wrote 345 Medicare Part D claims for 231 patients. 97% of them were for generic drugs. CMS names the drug for 205 of them, across 7 drugs with 11 or more claims each, at $1,332 in total drug cost. In 2023, CMS named 158 claims across 7 drugs.
Dr. Hoyer's Part D claims by kind of drug, 2024
- Generic334 claims97%
- Brand-name and other11 claims3%
Dr. Hoyer'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. Hoyer's Part D claims, 2024
- Opioids13%44 of 345 claims
- Antibiotics44%153 of 345 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: 1582024: 20530%
Drugs named by CMS: 7 in 2024, 7 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. David J. Hoyer takes part in Medicare
Dr. Hoyer 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. David J. Hoyer received $19 in industry payments in 2020
CMS Open Payments shows 1 general payment to Dr. Hoyer from 1 drug or device company in 2020. Gifts make up the largest share, 100% of the total. Carl Zeiss Meditec AG paid the most, $19.
Companies that paid Dr. Hoyer the most, 2020 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David J. Hoyer graduated from University of Wisconsin School of Medicine
Dr. Hoyer graduated from University of Wisconsin School of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David J. Hoyer'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 Data |
| 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. David J. Hoyer
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. David J. Hoyer's NPI number?
Dr. David J. Hoyer's NPI number is 1629051164. It was assigned on November 29, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. David J. Hoyer?
Dr. David J. Hoyer is an emergency medicine physician in Oconto, Wisconsin. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. David J. Hoyer practice?
Dr. Hoyer practices at 820 Arbutus Ave, Oconto, WI 54153. Dr. Hoyer's primary practice is Bellin Health Oconto Hospital in Oconto, Wisconsin, part of Emplify Health. Dmand AI also links Dr. Hoyer to 1 medical group.
What is Dr. David J. Hoyer's office phone number?
The practice phone on file for Dr. Hoyer is (920) 835-1101.
What is Dr. David J. Hoyer's medical license number?
Dr. Hoyer holds Wisconsin license 43603-020.
Which hospitals is Dr. David J. Hoyer affiliated with?
Dr. Hoyer practices at Bellin Health Oconto Hospital in Oconto, Wisconsin. Dr. Hoyer is also affiliated with Emplify Health Green Bay Hospital.
What medical group is Dr. David J. Hoyer part of?
Dr. Hoyer is linked to Bellin Health Oconto Hospital. Dmand AI links Dr. Hoyer to 1 more medical group.
Does Dr. David J. Hoyer accept Medicare?
Yes. CMS data shows Dr. Hoyer billed Medicare for 130 services in 2019, and Dr. Hoyer accepts Medicare assignment.
What services does Dr. David J. Hoyer bill to Medicare?
In 2019, Dr. Hoyer's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Where did Dr. David J. Hoyer go to medical school?
Dr. Hoyer graduated from University of Wisconsin School of Medicine in 1999.
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What drugs does Dr. David J. Hoyer prescribe most?
In 2024 Medicare Part D data, Dr. Hoyer's most prescribed drugs by claims were Cephalexin, Prednisone and Hydrocodone-Acetaminophen.
Has Dr. David J. Hoyer received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Dr. Hoyer from 1 company from 2020 to 2020. The largest total came from Carl Zeiss Meditec AG.
How long has Dr. David J. Hoyer been practicing?
Dr. Hoyer graduated from medical school in 1999, 27 years ago.
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