Dr. David W. Zerrien, MD
- Medicare services, 2024
- 244
- Medicare patients, 2024
- 80
- Part D claims, 2024
- 10,073
- Hospital affiliations
- 1
- Industry payments
- $93
- Practice address
- 1405 Mill St, New London, WI 54961
- Practice phone
- Call (920) 531-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zerrien'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. David W. Zerrien is a psychiatrist in New London, Wisconsin
Dr. Zerrien practices at ThedaCare Medical Center-New London in New London, Wisconsin, part of Froedtert ThedaCare Health.
Dr. Zerrien's NPI, 1780742262, was assigned on December 5, 2006. Dr. Zerrien graduated from Medical College of Wisconsin in 1990. Dr. Zerrien holds Wisconsin license 28623-020.
- NPI
- 1780742262NPI Registry (opens in a new tab)
- NPI enumeration date
- December 5, 2006
- NPI status
- Active
- Practice phone
- (920) 531-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. David W. Zerrien practices at ThedaCare Medical Center-New London in New London, Wisconsin
Dr. Zerrien's primary practice is ThedaCare Medical Center-New London, at 1405 Mill St, New London, WI 54961 in Waupaca County. The practice phone is (920) 531-2000.
- ThedaCare Medical Center-New London1405 Mill St, New London, WI 54961 · Waupaca CountyPhone(920) 531-2000
Source: Dmand AI Affiliation Data
Dr. David W. Zerrien is affiliated with 1 site of care
Dr. Zerrien's primary practice is ThedaCare Medical Center-New London in New London, Wisconsin, part of Froedtert ThedaCare Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David W. Zerrien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zerrien practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ThedaCare Medical Center-New London | 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 Froedtert ThedaCare Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David W. Zerrien is one of 688 psychiatrists in Wisconsin
Psychiatry is Dr. Zerrien's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Zerrien is licensed in Wisconsin.
Specialties and state licenses
- Psychiatry, WisconsinPrimary
Psychiatrists near Dr. Zerrien
Counts of psychiatrists 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 W. Zerrien billed Medicare for 244 services in 2024
CMS data shows 244 Medicare services from Dr. Zerrien across 1 procedure code in 2024, all of them office visits, for 80 Medicare patients. Medicare paid $7,439 for them. Every service was in an office.
Dr. Zerrien's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2462024: 2441%
Dr. Zerrien compared with the Wisconsin median for psychiatrists, 2024
- Dr. Zerrien
- Wisconsin median
- Medicare services
- 244vs 12891% above
- Medicare patients
- 80vs 4963% above
- Part D claims
- 9,965vs 23243.0 times
Medians across 753 psychiatrists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Zerrien'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. Zerrien?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zerrien and other psychiatrists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David W. Zerrien treated 80 Medicare patients in 2024, average age 56
CMS counts 80 Medicare patients who saw Dr. Zerrien in 2024. The largest group is under 65, with 55 patients. 61% of them have high cholesterol, and 60% have schizophrenia and other psychoses. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Zerrien's median patient age at 63, with 20% women.
Dr. Zerrien's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Zerrien's Medicare patients by sex, 2024
- Women3443%
- Men4657%
Chronic conditions among Dr. Zerrien's Medicare patients, 2024
- High cholesterol61%
- Schizophrenia and other psychoses60%
- High blood pressure54%
- Mood disorders54%
- Depression41%
- Anxiety38%
- Tobacco use34%
- Diabetes33%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zerrien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women20%
- Men80%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David W. Zerrien wrote 10,073 Medicare Part D claims in 2024
In 2024, Dr. Zerrien wrote 10,073 Medicare Part D claims for 262 patients. 96% of them were for generic drugs. CMS names the drug for 9,965 of them, across 68 drugs with 11 or more claims each, at $1,013,934 in total drug cost. In 2023, CMS named 10,039 claims across 72 drugs.
Dr. Zerrien's Part D claims by kind of drug, 2024
- Generic9,716 claims96%
- Brand-name357 claims4%
Dr. Zerrien'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. Zerrien's Part D claims, 2024
- Antipsychotics, patients 65 and over13%1,297 of 10,073 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: 10,0392024: 9,9651%
Drugs named by CMS: 68 in 2024, 72 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. David W. Zerrien received $93 in industry payments from 2021 to 2024
CMS Open Payments shows 4 general payments to Dr. Zerrien from 3 drug and device companies from 2021 to 2024. Education make up the largest share, 51% of the total. ITI, Inc. paid the most, $47.
General payments to Dr. Zerrien by program year, 2021 to 2024
General payments to Dr. Zerrien by kind, 2021 to 2024
- Education$4751%
- Food and beverage$4649%
Companies that paid Dr. Zerrien the most, 2021 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David W. Zerrien graduated from Medical College of Wisconsin
Dr. Zerrien graduated from Medical College of Wisconsin in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David W. Zerrien'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) |
| 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 W. Zerrien
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 W. Zerrien's NPI number?
Dr. David W. Zerrien's NPI number is 1780742262. It was assigned on December 5, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. David W. Zerrien?
Dr. David W. Zerrien is a psychiatrist in New London, Wisconsin. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. David W. Zerrien practice?
Dr. Zerrien practices at 1405 Mill St, New London, WI 54961. Dr. Zerrien's primary practice is ThedaCare Medical Center-New London in New London, Wisconsin, part of Froedtert ThedaCare Health.
What is Dr. David W. Zerrien's office phone number?
The practice phone on file for Dr. Zerrien is (920) 531-2000.
What is Dr. David W. Zerrien's medical license number?
Dr. Zerrien holds Wisconsin license 28623-020.
Which hospitals is Dr. David W. Zerrien affiliated with?
Dr. Zerrien practices at ThedaCare Medical Center-New London in New London, Wisconsin.
Does Dr. David W. Zerrien accept Medicare?
Yes. CMS data shows Dr. Zerrien billed Medicare for 244 services in 2024.
How many Medicare patients does Dr. David W. Zerrien see?
CMS counts 80 Medicare patients who saw Dr. Zerrien in 2024, with an average age of 56.
What services does Dr. David W. Zerrien bill to Medicare?
In 2024, Dr. Zerrien's most billed Medicare services were office visit, established patient (99212).
Where did Dr. David W. Zerrien go to medical school?
Dr. Zerrien graduated from Medical College of Wisconsin in 1990.
Show 3 more questionsShow fewer questions
What drugs does Dr. David W. Zerrien prescribe most?
In 2024 Medicare Part D data, Dr. Zerrien's most prescribed drugs by claims were Olanzapine, Escitalopram Oxalate and Buspirone HCl.
Has Dr. David W. Zerrien received payments from drug or device companies?
CMS Open Payments shows $93 in general payments to Dr. Zerrien from 3 companies from 2021 to 2024. The largest total came from ITI, Inc.
How long has Dr. David W. Zerrien been practicing?
Dr. Zerrien graduated from medical school in 1990, 36 years ago.
Selling to psychiatry practices?
See psychiatrists in Wisconsin by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card