David William Buchner, PA
- Medicare patients, 2024
- 240
- Part D claims, 2024
- 138
- Hospital affiliations
- 2
- Industry payments
- $228
- Medical group
- 1
- Practice address
- 700 West Avenue South, La Crosse, WI 54601
- Practice phone
- Call (608) 785-0940
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find David Buchner'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.
David William Buchner is a physician assistant in La Crosse, Wisconsin
David Buchner practices at Mayo Clinic Health System in La Crosse in La Crosse, Wisconsin, part of Mayo Clinic.
David Buchner's NPI, 1417552696, was assigned on December 3, 2020. David Buchner holds Wisconsin license 5485.
- NPI
- 1417552696NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3072918341
- NPI enumeration date
- December 3, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 785-0940
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
David William Buchner practices at Mayo Clinic Health System in La Crosse in La Crosse, Wisconsin
David Buchner's primary practice is Mayo Clinic Health System in La Crosse, at 700 West Avenue South, La Crosse, WI 54601 in La Crosse County. The practice phone is (608) 785-0940.
- Mayo Clinic Health System in La Crosse700 West Avenue South, La Crosse, WI 54601 · La Crosse CountyPhone(608) 785-0940
Source: Dmand AI Affiliation Data
David William Buchner is affiliated with 3 sites of care and 1 medical group
David Buchner's primary practice is Mayo Clinic Health System in La Crosse in La Crosse, Wisconsin, part of Mayo Clinic. David Buchner is also affiliated with Mayo Clinic Health System in Sparta. The medical group on file is Mayo Clinic Health System in La Crosse. Dmand AI also links David Buchner 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 David William Buchner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where David Buchner practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mayo Clinic Health System in La Crosse | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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David William Buchner is one of 3,127 physician assistants in Wisconsin
Physician assistant is David Buchner's primary specialty in the NPI Registry, under taxonomy code 363A00000X. David Buchner is licensed in Wisconsin.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
Physician assistants near David Buchner
Counts of physician assistants 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
David William Buchner treated 240 Medicare patients in 2024, average age 73
CMS counts 240 Medicare patients who saw David Buchner in 2024. The largest group is 65 to 74, with 116 patients. 71% of them have high cholesterol, and 69% have high blood pressure. 17% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts David Buchner's median patient age at 72, with 59% women.
David Buchner's Medicare patients by age, 2024
David Buchner's Medicare patients by sex, 2024
- Women15565%
- Men8535%
Chronic conditions among David Buchner's Medicare patients, 2024
- High cholesterol71%
- High blood pressure69%
- Arthritis65%
- Chronic kidney disease34%
- Mood disorders28%
- Anxiety27%
- Depression26%
- Diabetes25%
Share of Medicare patients with each condition. A patient can have several.
David Buchner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women59%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
David William Buchner wrote 138 Medicare Part D claims in 2024
In 2024, David Buchner wrote 138 Medicare Part D claims for 78 patients. 97% of them were for generic drugs.
David Buchner's Part D claims by kind of drug, 2024
- Generic134 claims97%
- Brand-name and other4 claims3%
Drug classes CMS tracks in David Buchner's Part D claims, 2024
- Opioids45%62 of 138 claims
- Antibiotics17%23 of 138 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How David William Buchner takes part in Medicare
David Buchner 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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David William Buchner received $228 in industry payments in 2025
CMS Open Payments shows 2 general payments to David Buchner from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $120.
Companies that paid David Buchner the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for David William Buchner'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 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 (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 David William Buchner
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is David William Buchner's NPI number?
David William Buchner's NPI number is 1417552696. It was assigned on December 3, 2020, and it is active in the NPI Registry.
What does David William Buchner specialize in?
David William Buchner is a physician assistant in La Crosse, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does David William Buchner practice?
David Buchner practices at 700 West Avenue South, La Crosse, WI 54601. David Buchner's primary practice is Mayo Clinic Health System in La Crosse in La Crosse, Wisconsin, part of Mayo Clinic. Dmand AI also links David Buchner to 1 group practice or clinic.
What is David William Buchner's office phone number?
The practice phone on file for David Buchner is (608) 785-0940.
What is David William Buchner's medical license number?
David Buchner holds Wisconsin license 5485.
Which hospitals is David William Buchner affiliated with?
David Buchner practices at Mayo Clinic Health System in La Crosse in La Crosse, Wisconsin. David Buchner is also affiliated with Mayo Clinic Health System in Sparta.
What medical group is David William Buchner part of?
David Buchner is linked to Mayo Clinic Health System in La Crosse.
Does David William Buchner accept Medicare?
Yes. CMS lists David Buchner as accepting Medicare assignment.
How many Medicare patients does David William Buchner see?
CMS counts 240 Medicare patients who saw David Buchner in 2024, with an average age of 73.
Has David William Buchner received payments from drug or device companies?
CMS Open Payments shows $228 in general payments to David Buchner from 2 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has David William Buchner been practicing?
David Buchner graduated from medical school in 2020, 6 years ago.
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